{"site":{"name":"FilesAura","url":"https:\/\/filesaura.com\/tools-cc","heading":"Counting, inventory & everyday calculators you can trust","intro":"Count lists and CSV files, reconcile stock, compare unit prices, and work with averages, fractions, dates and time \u2014 with exact math and full working shown.","contact":"contact@filesaura.com","footer":"Private, accurate calculators for everyday work."},"pages":{"home":{"kind":"home","name":"Counting, Inventory & Everyday Calculators","title":"Counting, Inventory & Everyday Calculators \u2014 FilesAura","short":"Explore free online counting tools and calculators to count numbers, list items, duplicates, CSV data, and more. Get quick and accurate results with FilesAura.","intro":"","body":"","slug":"","published":true,"index":true,"follow":true,"aliases":[],"features":[],"howTo":[],"related":[],"faqs":[],"keywords":"","canonical":"","image":"","image_alt":"","author":"","method":"","limits":"","created":"2026-11-03","og_title":"","og_description":"","og_type":"website","twitter":"summary","breadcrumb":"Counting, Inventory & Everyday Calculators","status":"Working","updated":"2026-11-06"},"number-counter":{"kind":"tool","name":"Number Counter","title":"Number Counter Online \u2013 Count Numbers Instantly","short":"Use this free number counter to count numbers quickly and accurately. Enter or paste your values and get an instant total with this easy online tool.","intro":"Paste any list of numbers or text and get a complete numeric breakdown: valid entries, positives, negatives, zeros, integers, decimals, plus min, max, sum and average.","body":"","slug":"number-counter","published":true,"index":true,"follow":true,"aliases":[],"features":["Valid vs. invalid token report","Digit, character, word, sentence and line counts","Even \/ odd integer counts","Copy summary"],"howTo":["Paste numbers or text into the box.","Choose how entries are separated.","Read the breakdown instantly; switch to character\/word mode for text statistics."],"related":["count-items-in-list","average-calculator","rounding-calculator"],"faqs":[["Does it treat text as zero?","No. Non-numeric tokens are listed separately as invalid and excluded from numeric statistics."],["Is my data uploaded?","No. Everything is counted in your browser\u2019s memory."]],"keywords":"count numbers, number count, digit counter","canonical":"","image":"","image_alt":"","author":"","method":"Each token is checked against a strict number pattern (e.g. 12, -3.5, 1e3). Tokens like \u201c12abc\u201d are reported as invalid instead of being guessed. Sums use compensated (Kahan) summation for precision.","limits":"Thousands separators (1,234) are treated as delimiters in comma mode; use the newline or space separator if your numbers contain commas.","created":"2026-11-03","og_title":"","og_description":"","og_type":"website","twitter":"summary","breadcrumb":"Number Counter","status":"Working","updated":"2026-11-06"},"count-items-in-list":{"kind":"tool","name":"Count Items in a List","title":"Count Items in a List Online \u2013 Free List Counter","short":"Count list items split by lines, commas, semicolons or a custom delimiter. Count items in any list in seconds with this free online list counter. Paste your entries to get a quick and accurate item total without manual counting.","intro":"Find out exactly how many items are in a list. Choose the separator, trim spaces, ignore empty lines and get unique and duplicate counts alongside.","body":"","slug":"count-items-in-list","published":true,"index":true,"follow":true,"aliases":[],"features":["Total, empty, unique and duplicate counts","Longest\/shortest item","Numbered list output","Sort A\u2013Z \/ Z\u2013A and copy"],"howTo":["Paste your list.","Pick the delimiter (new line, comma, semicolon, tab, space or custom).","Toggle trimming and empty-item handling."],"related":["count-unique-items","duplicate-item-counter","number-counter"],"faqs":[["Are blank lines counted?","Only when \u2018Ignore empty items\u2019 is unchecked."],["Is \u2018Apple\u2019 the same as \u2018apple\u2019?","For the unique count it depends on the case-sensitive setting."]],"keywords":"list counter, item counter, line counter","canonical":"","image":"","image_alt":"","author":"","method":"The text is split on the chosen delimiter; optional trimming removes surrounding whitespace and empty items are dropped when \u2018Ignore empty\u2019 is checked.","limits":"Custom delimiters are matched literally (not as regular expressions).","created":"2026-11-03","og_title":"","og_description":"","og_type":"website","twitter":"summary","breadcrumb":"Count Items in a List","status":"Working","updated":"2026-11-06"},"count-unique-items":{"kind":"tool","name":"Count Unique Items in a List","title":"Count Unique Items in a List \u2014 FilesAura","short":"Count distinct values with case and whitespace options; extract the unique list.","intro":"Find out how many unique items are in your list with this free counter. Identify distinct values and exclude repeated entries to count unique items.","body":"","slug":"count-unique-items","published":true,"index":true,"follow":true,"aliases":[],"features":["Unique list (first-seen order or sorted)","Items that appear exactly once","Download as TXT"],"howTo":["Paste your list.","Set case sensitivity and trimming.","Copy or download the unique values."],"related":["duplicate-item-counter","count-items-in-list","count-values-in-csv-column"],"faqs":[["What is the duplicate count?","Total items minus unique items \u2014 the number of extra copies."]],"keywords":"unique counter, distinct count, remove duplicates","canonical":"","image":"","image_alt":"","author":"","method":"Unique count = number of distinct keys, where a key is the item (lower-cased when case-insensitive). Duplicate count = total \u2212 unique.","limits":"Comparison is exact after the selected normalisation; it does not detect near-duplicates or typos.","created":"2026-11-03","og_title":"","og_description":"","og_type":"website","twitter":"summary","breadcrumb":"Count Unique Items in a List","status":"Working","updated":"2026-11-06"},"duplicate-item-counter":{"kind":"tool","name":"Duplicate Item Counter","title":"Duplicate Item Counter \u2013 Count Repeated Values","short":"Count duplicate items in a list with this free online tool. Quickly identify repeated values and see how often they appear in your data without manual effort.","intro":"List every repeated value with its frequency and percentage. Export the frequency table as CSV.","body":"","slug":"duplicate-item-counter","published":true,"index":true,"follow":true,"aliases":[],"features":["Duplicates-only or full frequency table","Sort by count or A\u2013Z","CSV export","Extra copies count"],"howTo":["Paste your list and choose a delimiter.","Choose to show only duplicates or every item.","Sort by frequency or value, then copy\/export."],"related":["count-unique-items","count-items-in-list","count-values-in-csv-column"],"faqs":[["Can I see items that appear once?","Yes \u2014 switch the view to \u2018All items\u2019."]],"keywords":"find duplicates, frequency counter, repeat counter","canonical":"","image":"","image_alt":"","author":"","method":"Each item\u2019s occurrences are tallied; percentage = count \u00f7 total items \u00d7 100.","limits":"Tables above 2,000 rows are truncated on screen but exported in full.","created":"2026-11-03","og_title":"","og_description":"","og_type":"website","twitter":"summary","breadcrumb":"Duplicate Item Counter","status":"Working","updated":"2026-11-06"},"csv-row-counter":{"kind":"tool","name":"CSV Row Counter","title":"CSV Row Counter Online \u2013 Count Rows in a CSV","short":"Count rows in a CSV file locally, with header and blank-row handling.","intro":"Count rows in a CSV file quickly with this free online tool. Check your dataset size and get an accurate row total without manually counting spreadsheet entries.","body":"","slug":"csv-row-counter","published":true,"index":true,"follow":true,"aliases":[],"features":["Physical line count vs. record count","Blank & malformed row warnings","Auto delimiter detection (, ; tab |)","Row width consistency"],"howTo":["Choose a CSV file or paste CSV text.","Tell us whether the first row is a header.","Read data rows, blank rows and warnings."],"related":["csv-column-counter","count-values-in-csv-column","count-items-in-list"],"faqs":[["Why does my row count differ from the line count?","Cells with embedded line breaks span several physical lines but form a single record."],["Is the file uploaded?","No. It is read with the browser File API into memory only."]],"keywords":"count csv rows, csv line counter","canonical":"","image":"","image_alt":"","author":"","method":"A RFC 4180\u2013style parser walks the text character by character, so a line break inside quotes stays within one row. Data rows = parsed rows \u2212 header \u2212 (blank rows if excluded).","limits":"Very large files (hundreds of MB) depend on your device\u2019s memory.","created":"2026-11-03","og_title":"","og_description":"","og_type":"website","twitter":"summary","breadcrumb":"CSV Row Counter","status":"Working","updated":"2026-11-06"},"csv-column-counter":{"kind":"tool","name":"CSV Column Counter","title":"CSV Column Counter \u2014 FilesAura","short":"Count columns, detect inconsistent row widths and preview the data.","intro":"See how many columns a CSV has, list headers, and spot rows with a different number of fields.","body":"","slug":"csv-column-counter","published":true,"index":true,"follow":true,"aliases":[],"features":["Header names with index","Row-width distribution","Inconsistent row list","Preview of first rows","Filled \/ empty cells per column"],"howTo":["Load or paste the CSV.","Choose header and delimiter options.","Review the column list and inconsistent rows."],"related":["csv-row-counter","count-values-in-csv-column"],"faqs":[["What if rows have different widths?","The tool reports the most common width and lists rows that differ."]],"keywords":"count csv columns, csv field counter","canonical":"","image":"","image_alt":"","author":"","method":"Column count is taken from the header (or first row); every other row\u2019s field count is compared to it.","limits":"Preview shows the first 10 rows.","created":"2026-11-03","og_title":"","og_description":"","og_type":"website","twitter":"summary","breadcrumb":"CSV Column Counter","status":"Working","updated":"2026-11-03"},"count-values-in-csv-column":{"kind":"tool","name":"Count Values in a CSV Column","title":"Count Values in a CSV Column \u2013 Free Online Tool","short":"Count values in a selected CSV column with this free online tool. Quickly check column entries and understand your spreadsheet data without manual counting.","intro":"Select a CSV column by header or index and get a sorted frequency table of its values \u2014 completely offline in your browser.","body":"","slug":"count-values-in-csv-column","published":true,"index":true,"follow":true,"aliases":[],"features":["Empty \/ non-empty \/ missing counts","Unique value count","Numeric summary if the column is numeric","CSV export"],"howTo":["Load or paste the CSV.","Pick the column.","Set trimming, case and empty-cell handling; export the table."],"related":["csv-row-counter","csv-column-counter","duplicate-item-counter"],"faqs":[["My headers are duplicated?","Columns are always labelled with their index too, so ambiguous names stay distinguishable."]],"keywords":"csv value counts, csv column frequency, pivot count csv","canonical":"","image":"","image_alt":"","author":"","method":"Each row\u2019s cell in the selected column is normalised and tallied. Rows shorter than the column are counted as missing.","limits":"Without a header row, columns are identified by number only.","created":"2026-11-03","og_title":"","og_description":"","og_type":"website","twitter":"summary","breadcrumb":"Count Values in a CSV Column","status":"Working","updated":"2026-11-06"},"inventory-quantity-calculator":{"kind":"tool","name":"Inventory Quantity Calculator","title":"Inventory Quantity Calculator \u2013 Calculate Stock","short":"Stock on hand from opening, received, sold, returns, damaged and adjustments.","intro":"Calculate inventory quantities quickly with this free online tool. Add, compare, and review stock amounts to keep your inventory records clear and organized.","body":"","slug":"inventory-quantity-calculator","published":true,"index":true,"follow":true,"aliases":[],"features":["Multi-line item table with totals","Inventory value from unit cost","Reorder point & safety stock","Inventory turnover & days of stock","CSV export"],"howTo":["Enter opening quantity and movements.","Add more line items in the table if needed.","Use the reorder tab to plan replenishment."],"related":["stock-difference-calculator","unit-price-calculator"],"faqs":[["What does a negative result mean?","Movements out exceed stock available \u2014 usually a recording error. It is flagged rather than hidden."]],"keywords":"stock on hand calculator, closing stock calculator, inventory calculator","canonical":"","image":"","image_alt":"","author":"","method":"Closing = Opening + Received + Customer returns \u2212 Sold\/used \u2212 Damaged\/lost \u00b1 Adjustments.","limits":"Values are not saved; export the table before closing the tab.","created":"2026-11-03","og_title":"","og_description":"","og_type":"website","twitter":"summary","breadcrumb":"Inventory Quantity Calculator","status":"Working","updated":"2026-11-06"},"stock-difference-calculator":{"kind":"tool","name":"Stock Difference Calculator","title":"Stock Difference Calculator \u2013 Compare Inventory","short":"Calculate the difference between two stock quantities with this free tool. Quickly identify inventory increases or decreases and compare stock levels accurately.","intro":"Reconcile expected (book) stock against counted stock for one or many items and see the value impact of each variance.","body":"","slug":"stock-difference-calculator","published":true,"index":true,"follow":true,"aliases":[],"features":["Custom labels","Multi-item reconciliation","Inventory accuracy %","Net and gross value variance","CSV export"],"howTo":["Rename the labels if you like (e.g. \u2018System\u2019 \/ \u2018Physical\u2019).","Enter expected and counted quantities and optional unit cost.","Review shortages, overages and accuracy."],"related":["inventory-quantity-calculator","unit-price-calculator"],"faqs":[["Why is variance % blank?","When the expected quantity is zero, a percentage is mathematically undefined."]],"keywords":"stock variance calculator, inventory discrepancy, shrinkage calculator","canonical":"","image":"","image_alt":"","author":"","method":"Difference = Counted \u2212 Expected. Variance % = Difference \u00f7 Expected \u00d7 100 (undefined when expected is 0). Value = Difference \u00d7 unit cost.","limits":"Unit costs are display values; no currency conversion is performed.","created":"2026-11-03","og_title":"","og_description":"","og_type":"website","twitter":"summary","breadcrumb":"Stock Difference Calculator","status":"Working","updated":"2026-11-06"},"average-calculator":{"kind":"tool","name":"Average Calculator","title":"Average Calculator \u2013 Find the Mean of Numbers","short":"Calculate the average of a set of numbers instantly with this free online tool. Enter your values to find the arithmetic mean quickly and accurately.","intro":"Compute the arithmetic mean of any list with supporting statistics, or average a list of durations like 1:25:30.","body":"","slug":"average-calculator","published":true,"index":true,"follow":true,"aliases":[],"features":["Median, mode, range, min, max","Geometric & harmonic mean","Population and sample standard deviation","Average time mode (h:mm:ss)","Sorted output"],"howTo":["Paste numbers separated by spaces, commas or lines.","Invalid entries are listed, not silently dropped.","Switch to \u2018Average time\u2019 for h:mm:ss values."],"related":["weighted-average-calculator","number-counter","rounding-calculator","speaking-time-calculator"],"faqs":[["Mean vs median?","The median is less affected by outliers."],["How do I average times?","Use the Average time tab; enter durations as h:mm or h:mm:ss."]],"keywords":"average calculator, average time calculator, average calculater, acerage calculator, avarage calculator, mean calculator","canonical":"","image":"","image_alt":"","author":"","method":"Mean = \u03a3x \u00f7 n. Median is the middle value of the sorted list (mean of the two middle values for even n). Sample SD uses n \u2212 1.","limits":"Geometric and harmonic means require all values to be positive.","created":"2026-11-03","og_title":"","og_description":"","og_type":"website","twitter":"summary","breadcrumb":"Average Calculator","status":"Working","updated":"2026-11-06"},"weighted-average-calculator":{"kind":"tool","name":"Weighted Average Calculator","title":"Weighted Average Calculator \u2013 Calculate Mean","short":"Weighted mean from value\/weight rows with each row\u2019s contribution.","intro":"Calculate a weighted average using values and their weights. Get an accurate weighted mean quickly with this free online calculator for everyday calculations.","body":"","slug":"weighted-average-calculator","published":true,"index":true,"follow":true,"aliases":[],"features":["Row table and bulk paste","Contribution % per row","Comparison with simple mean","Normalised weights"],"howTo":["Enter value and weight per row, or paste \u2018value, weight\u2019 lines.","Weights may be counts, credits or percentages.","Read the weighted mean and contributions."],"related":["average-calculator","ratio-calculator"],"faqs":[["Do weights need to sum to 100?","No \u2014 they are normalised automatically."]],"keywords":"weighted mean, gpa weighted average, weighted grade calculator","canonical":"","image":"","image_alt":"","author":"","method":"Weighted mean = \u03a3(value \u00d7 weight) \u00f7 \u03a3weight. Weights must be non-negative and the total weight must be greater than zero.","limits":"Negative weights are rejected because they make the result non-meaningful as an average.","created":"2026-11-03","og_title":"","og_description":"","og_type":"website","twitter":"summary","breadcrumb":"Weighted Average Calculator","status":"Working","updated":"2026-11-06"},"ratio-calculator":{"kind":"tool","name":"Ratio Calculator","title":"Ratio Calculator \u2013 Calculate and Compare Ratios","short":"Calculate ratios quickly with this free online ratio calculator. Enter your values to compare quantities and find the mathematical relationship between them.","intro":"Solve proportions with a missing term, scale a ratio up or down, divide a total in a given ratio, and convert ratios to percentages.","body":"","slug":"ratio-calculator","published":true,"index":true,"follow":true,"aliases":[],"features":["Missing-term solver with steps","Scale to a target term","Divide a total into a ratio","Part-to-part and part-to-whole %"],"howTo":["Choose the operation.","Fill in the known values (leave exactly one blank for proportions).","Read the result and steps."],"related":["ratio-simplifier","fraction-calculator","weighted-average-calculator"],"faqs":[["What is part-to-whole?","Each part divided by the sum of all parts, e.g. 2:3 \u21d2 40% and 60%."]],"keywords":"proportion calculator, ratio solver, divide in ratio","canonical":"","image":"","image_alt":"","author":"","method":"Proportion: A\/B = C\/D \u21d2 the missing term follows from cross-multiplication (A\u00b7D = B\u00b7C). Split: share = total \u00d7 part \u00f7 sum of parts.","limits":"Exactly one blank is required for proportions; ambiguous problems are not guessed.","created":"2026-11-03","og_title":"","og_description":"","og_type":"website","twitter":"summary","breadcrumb":"Ratio Calculator","status":"Working","updated":"2026-11-06"},"ratio-simplifier":{"kind":"tool","name":"Ratio Simplifier","title":"Ratio Simplifier \u2013 Simplify Ratios Online","short":"Simplify any ratio to its lowest terms with this free online tool. Enter your numbers and get an easy-to-read simplified ratio quickly and accurately.","intro":"Simplify ratios like 24:36:60 or 1.5:2.25 to their lowest whole-number terms, with the steps shown.","body":"","slug":"ratio-simplifier","published":true,"index":true,"follow":true,"aliases":[],"features":["Any number of terms","Decimal terms handled exactly","1 : n and n : 1 forms","Steps with GCD"],"howTo":["Enter terms separated by colons, e.g. 12:18:30.","Decimals are scaled to whole numbers first.","Read the simplified ratio and the 1:n forms."],"related":["ratio-calculator","fraction-calculator"],"faqs":[["Can terms be negative?","Yes; signs are preserved, and if all terms are negative they are made positive."]],"keywords":"simplify ratio, reduce ratio, lowest terms ratio","canonical":"","image":"","image_alt":"","author":"","method":"All terms are multiplied by 10^k to clear decimals, then divided by their greatest common divisor.","limits":"An all-zero ratio is undefined and reported as such.","created":"2026-11-03","og_title":"","og_description":"","og_type":"website","twitter":"summary","breadcrumb":"Ratio Simplifier","status":"Working","updated":"2026-11-06"},"fraction-calculator":{"kind":"tool","name":"Fraction Calculator","title":"Fraction Calculator \u2013 Add, Subtract, Multiply & Divide","short":"Calculate fractions with this free online fraction calculator. Add, subtract, multiply, or divide fractions and get clear, accurate results in seconds.","intro":"Exact rational arithmetic for fractions, mixed numbers and decimals, with simplification, steps, decimal conversion and comparison.","body":"","slug":"fraction-calculator","published":true,"index":true,"follow":true,"aliases":[],"features":["Mixed numbers in and out","Repeating decimal notation e.g. 0.(3)","Decimal \u2192 fraction","Compare two fractions","Simplify a fraction"],"howTo":["Type values like 3\/4, 1 1\/2, -2 or 0.25.","Pick an operation.","Get the simplified fraction, mixed number and decimal."],"related":["ratio-simplifier","ratio-calculator","rounding-calculator"],"faqs":[["Why not just use decimals?","Floating point cannot represent 1\/3 exactly; exact fractions keep results precise."]],"keywords":"mixed number calculator, simplify fractions, decimal to fraction","canonical":"","image":"","image_alt":"","author":"","method":"Arithmetic uses arbitrary-precision integers (no floating point): a\/b + c\/d = (ad + bc)\/bd, then divided by the GCD.","limits":"Decimal input is converted exactly as typed (0.333 \u2260 1\/3).","created":"2026-11-03","og_title":"","og_description":"","og_type":"website","twitter":"summary","breadcrumb":"Fraction Calculator","status":"Working","updated":"2026-11-06"},"rounding-calculator":{"kind":"tool","name":"Rounding Calculator","title":"Rounding Calculator \u2013 Round Numbers to Any Place","short":"Round numbers to the nearest whole number, decimal place, or specified value with this free online rounding calculator. Get quick and accurate results.","intro":"Round numbers precisely using exact decimal arithmetic (so 1.005 rounds to 1.01, not 1.00) with a clear choice of rounding rule.","body":"","slug":"rounding-calculator","published":true,"index":true,"follow":true,"aliases":[],"features":["Decimal places (incl. tens\/hundreds via negative places)","Significant figures","Round to nearest multiple (e.g. 0.05, 25)","Bulk list rounding","Comparison of all rules"],"howTo":["Enter one number or a whole list.","Choose decimal places, significant figures or nearest multiple.","Pick the rounding rule."],"related":["number-counter","fraction-calculator","average-calculator"],"faqs":[["Is half up the same as half away from zero?","Only for positive numbers. For \u22122.5: half up \u2192 \u22122, half away \u2192 \u22123."]],"keywords":"round to decimal places, significant figures calculator, round to nearest","canonical":"","image":"","image_alt":"","author":"","method":"Half up: ties go toward +\u221e. Half away from zero: ties go away from 0. Half even (banker\u2019s): ties go to the even digit. Floor\/ceiling: always down\/up. Truncate: drop digits.","limits":"Inputs must be plain decimals or scientific notation.","created":"2026-11-03","og_title":"","og_description":"","og_type":"website","twitter":"summary","breadcrumb":"Rounding Calculator","status":"Working","updated":"2026-11-06"},"random-number-generator":{"kind":"tool","name":"Random Number Generator","title":"Random Number Generator \u2013 Generate Numbers Online","short":"Generate random numbers in seconds with this free online tool. Set your desired range and create random values for games, tasks, or everyday testing.","intro":"Generate random numbers using your browser\u2019s cryptographic random source, with unique\/no-repeat, sorting and quick dice, coin and list-picker tools.","body":"","slug":"random-number-generator","published":true,"index":true,"follow":true,"aliases":[],"features":["Unique (no duplicates) mode","Decimal precision control","Sort ascending\/descending","Dice roller, coin flip, pick from list \/ shuffle"],"howTo":["Set minimum, maximum and how many numbers.","Choose integers or decimals and whether repeats are allowed.","Generate, sort, copy or download."],"related":["number-sequence-generator","count-items-in-list"],"faqs":[["Is this suitable for passwords?","The source is the browser\u2019s cryptographic RNG, but this tool is intended for general use like draws and sampling."]],"keywords":"rng, random number picker, lottery number generator, dice roller","canonical":"","image":"","image_alt":"","author":"","method":"Uses crypto.getRandomValues with rejection sampling so every integer in the range is equally likely (no modulo bias).","limits":"Unique mode is limited by the size of the range; impossible requests are rejected.","created":"2026-11-03","og_title":"","og_description":"","og_type":"website","twitter":"summary","breadcrumb":"Random Number Generator","status":"Working","updated":"2026-11-06"},"number-sequence-generator":{"kind":"tool","name":"Number Sequence Generator","title":"Number Sequence Generator \u2013 Create Number Patterns","short":"Generate number sequences quickly with this free online tool. Create a series by setting a starting value, step size, and number of terms.","intro":"Generate number sequences from a start, step and count or end value \u2014 ascending or descending \u2014 with padding, prefix\/suffix and local download.","body":"","slug":"number-sequence-generator","published":true,"index":true,"follow":true,"aliases":[],"features":["Arithmetic (any step, decimals)","Geometric","Fibonacci, squares, cubes, primes","Zero-padding & prefix\/suffix (e.g. INV-0001)","TXT\/CSV download"],"howTo":["Pick a sequence type.","Set start, step and count (or end value).","Format with separators, zero-padding, prefix\/suffix, then copy or download."],"related":["random-number-generator","count-items-in-list"],"faqs":[["How do I make a descending list?","Use a negative step or a start greater than the end value."]],"keywords":"sequence generator, sequence number generator, serial number generator, number list generator","canonical":"","image":"","image_alt":"","author":"","method":"Arithmetic terms are computed exactly as start + i \u00d7 step using decimal arithmetic, so 0.1 steps never drift (0.30000000000000004 cannot occur).","limits":"Up to 100,000 terms per run to keep the browser responsive.","created":"2026-11-03","og_title":"","og_description":"","og_type":"website","twitter":"summary","breadcrumb":"Number Sequence Generator","status":"Working","updated":"2026-11-06"},"date-difference-calculator":{"kind":"tool","name":"Date Difference Calculator","title":"Date Difference Calculator \u2013 Days Between Dates","short":"Calculate the time between two dates with this free date difference calculator. Find the number of days, weeks, months, or years quickly and accurately.","intro":"Find the exact time between two calendar dates, with inclusive\/exclusive counting, plus a date add\/subtract tool and age calculator.","body":"","slug":"date-difference-calculator","published":true,"index":true,"follow":true,"aliases":[],"features":["Years\/months\/days breakdown","Total days, weeks, hours, minutes","Inclusive end-date option","Add\/subtract days, weeks, months, years","Day of week"],"howTo":["Pick a start and end date.","Choose whether to include the end date.","Read the result in several units."],"related":["business-days-calculator","time-duration-calculator"],"faqs":[["What does inclusive mean?","Counting both the start and end date \u2014 it adds one day."]],"keywords":"days between dates, date duration, age calculator, how many days until","canonical":"","image":"","image_alt":"","author":"","method":"Date-only arithmetic in UTC avoids daylight-saving errors. A month is counted once the same day-of-month is reached; leap years are handled by the calendar.","limits":"Uses the proleptic Gregorian calendar.","created":"2026-11-03","og_title":"","og_description":"","og_type":"website","twitter":"summary","breadcrumb":"Date Difference Calculator","status":"Working","updated":"2026-11-06"},"business-days-calculator":{"kind":"tool","name":"Business Days Calculator","title":"Business Days Calculator \u2013 Count Working Days","short":"Count business days between two dates with this free online calculator. Exclude weekends to estimate working days and plan deadlines with greater ease.","intro":"Count working days between two dates, choosing which weekdays are weekends and entering your own holidays, or add N business days to a date.","body":"","slug":"business-days-calculator","published":true,"index":true,"follow":true,"aliases":[],"features":["Weekend presets (Sat\u2013Sun, Fri\u2013Sat, Fri, Sun)","Custom holidays","Add\/subtract business days","Weekend and holiday breakdown"],"howTo":["Pick the dates.","Choose a weekend preset or tick your own weekend days.","Paste holidays as YYYY-MM-DD, one per line."],"related":["date-difference-calculator","time-duration-calculator"],"faqs":[["Does a holiday on a weekend count twice?","No. It is counted once, as a weekend day."]],"keywords":"working days calculator, workday calculator, add business days","canonical":"","image":"","image_alt":"","author":"","method":"Each date in the range is checked: weekend days and listed holidays are excluded; start\/end inclusion is explicit.","limits":"No country holiday calendars are assumed \u2014 enter the ones that apply to you.","created":"2026-11-03","og_title":"","og_description":"","og_type":"website","twitter":"summary","breadcrumb":"Business Days Calculator","status":"Working","updated":"2026-11-06"},"time-duration-calculator":{"kind":"tool","name":"Time Duration Calculator","title":"Time Duration Calculator \u2013 Calculate Time Difference","short":"Elapsed time between times, overnight shifts, breaks, decimal hours, add & sum times.","intro":"Calculate the duration between two times with this free online tool. Find elapsed hours and minutes quickly for work, travel, or everyday time calculations.","body":"","slug":"time-duration-calculator","published":true,"index":true,"follow":true,"aliases":[],"features":["Overnight crossing","Date-aware mode","Break subtraction","Decimal hours & minutes","Add\/subtract time","Sum multiple durations (timesheet)"],"howTo":["Enter start and end times.","If end is earlier than start, it is treated as the next day (overnight) when enabled.","Optionally subtract a break."],"related":["date-difference-calculator","business-days-calculator","average-calculator"],"faqs":[["How is 22:00 to 06:00 handled?","With overnight enabled, it is 8 hours."]],"keywords":"time duration calculator, time elapsed, time.duration calculator, time duration calculatir, time duration calendar, hours calculator","canonical":"","image":"","image_alt":"","author":"","method":"Duration = End \u2212 Start (+24 h if overnight) \u2212 Break. Decimal hours = total seconds \u00f7 3600.","limits":"Date-aware mode uses your local clock without timezone conversion.","created":"2026-11-03","og_title":"","og_description":"","og_type":"website","twitter":"summary","breadcrumb":"Time Duration Calculator","status":"Working","updated":"2026-11-06"},"unit-price-calculator":{"kind":"tool","name":"Unit Price Calculator","title":"Unit Price Calculator \u2013 Compare Cost per Unit","short":"Calculate the price per unit to compare products and find better value. Enter a total price and quantity to get a quick and accurate unit cost.","intro":"Work out the price per unit and compare several products or pack sizes, normalised to the same unit so you can see which is truly cheaper.","body":"","slug":"unit-price-calculator","published":true,"index":true,"follow":true,"aliases":[],"features":["Multiple product comparison","Unit conversion (g\/kg\/oz\/lb, mL\/L\/fl oz\/gal\u2026)","Savings vs. most expensive","Custom currency label"],"howTo":["Enter price, quantity (packs) and size with a unit for each product.","Pick the unit to compare in.","The lowest comparable price is highlighted."],"related":["inventory-quantity-calculator","stock-difference-calculator"],"faqs":[["Does it convert currencies?","No. The currency symbol is display text only."]],"keywords":"price per unit calculator, cost per unit calculator, price per item calculator, cost per unit, best value calculator","canonical":"","image":"","image_alt":"","author":"","method":"Unit price = Price \u00f7 (Quantity \u00d7 Size converted to the comparison unit). Only products in compatible units (mass, volume, length, count) are compared.","limits":"Mass and volume are never compared with each other.","created":"2026-11-03","og_title":"","og_description":"","og_type":"website","twitter":"summary","breadcrumb":"Unit Price Calculator","status":"Working","updated":"2026-11-06"},"speaking-time-calculator":{"kind":"tool","name":"Speaking Time Calculator","title":"Speaking Time Calculator \u2013 Estimate Speech Length","short":"Estimate how long a speech or presentation will take based on your word count and speaking pace. Use this free calculator to plan your speaking time.","intro":"Estimate how long a speech will take from a word count or pasted script, or how many words fit a target time \u2014 with pace presets and pause allowance.","body":"","slug":"speaking-time-calculator","published":true,"index":true,"follow":true,"aliases":[],"features":["Slow \/ conversational \/ presentation \/ fast presets","Paste-text word counting","Reverse: words for a target duration","Silent reading time","Quick reference table"],"howTo":["Paste your script or enter a word count.","Pick a pace preset or custom words per minute.","Add a pause allowance for slides or audience interaction."],"related":["average-calculator","number-counter"],"faqs":[["How many words is a 5-minute speech?","About 650\u2013750 words at a typical 130\u2013150 words per minute."]],"keywords":"speech length, how many words is a five minute speech, how many words is 5 minute speech, how many words is a 5-minute speech, words to minutes","canonical":"","image":"","image_alt":"","author":"","method":"Time = Words \u00f7 WPM \u00d7 (1 + pause %). Words for a target = Minutes \u00d7 WPM \u00f7 (1 + pause %).","limits":"Real delivery varies with language, pauses, emphasis and audience interaction.","created":"2026-11-03","og_title":"","og_description":"","og_type":"website","twitter":"summary","breadcrumb":"Speaking Time Calculator","status":"Working","updated":"2026-11-06"},"about":{"kind":"info","name":"About FilesAura","title":"About FilesAura \u2014 FilesAura","short":"Accurate private calculators for everyday tasks.","intro":"","body":"FilesAura offers everyday calculators for counting lists and CSV files, reconciling inventory, comparing unit prices, averages, ratios, fractions, rounding, random numbers, dates and time.\n\nCorrect results, transparent working, and privacy guide every tool.","slug":"about","published":true,"index":true,"follow":true,"aliases":[],"features":[],"howTo":[],"related":[],"faqs":[],"keywords":"","canonical":"","image":"","image_alt":"","author":"","method":"","limits":"","created":"2026-11-03","og_title":"","og_description":"","og_type":"website","twitter":"summary","breadcrumb":"About FilesAura","status":"Working","updated":"2026-11-03"},"privacy":{"kind":"info","name":"Privacy Policy & Browser-Local Processing","title":"Privacy Policy & Browser-Local Processing \u2014 FilesAura","short":"How FilesAura protects your calculator inputs and results.","intro":"","body":"Calculator inputs, results, lists, dates, inventory values and CSV contents remain in browser memory. They are never sent to the website server, stored in a database, or saved in browser storage. Refreshing or closing the tab ends the current tool session.\n\nCSV files are read locally. Copying and downloading results is user initiated. Tool inputs are not included in URLs, events, administrative backups or logs.\n\nAdministrative accounts and website configuration are stored on the hosting account. Secure cookies are used only for administrator sessions. Hosting providers may record ordinary technical access logs such as page requests and IP addresses.\n\nOptional sponsor messages are text-only and require a current-tab choice to display. No third-party advertisement or analytics scripts are loaded. No persistent visitor consent record is stored. Clicking an external sponsor link takes you to that site, whose privacy policy applies.\n\nContact the owner using the contact page for privacy questions. Confirm owner details and obtain legal review before publication.","slug":"privacy","published":true,"index":true,"follow":true,"aliases":[],"features":[],"howTo":[],"related":[],"faqs":[],"keywords":"","canonical":"","image":"","image_alt":"","author":"","method":"","limits":"","created":"2026-11-03","og_title":"","og_description":"","og_type":"website","twitter":"summary","breadcrumb":"Privacy Policy & Browser-Local Processing","status":"Working","updated":"2026-11-03"},"terms":{"kind":"info","name":"Terms of Use & Disclaimer","title":"Terms of Use & Disclaimer \u2014 FilesAura","short":"Terms and limitations for FilesAura calculators.","intro":"","body":"The calculators are provided for general informational purposes. Use them lawfully and do not disrupt the website.\n\nVerify important financial, legal, medical or payroll results independently before relying on them. Tools and content are supplied as is, without guarantees. To the extent permitted by law, FilesAura is not liable for losses arising from use of the tools.\n\nThe current terms appear on this page and may be updated.","slug":"terms","published":true,"index":true,"follow":true,"aliases":[],"features":[],"howTo":[],"related":[],"faqs":[],"keywords":"","canonical":"","image":"","image_alt":"","author":"","method":"","limits":"","created":"2026-11-03","og_title":"","og_description":"","og_type":"website","twitter":"summary","breadcrumb":"Terms of Use & Disclaimer","status":"Working","updated":"2026-11-03"},"contact":{"kind":"info","name":"Contact us","title":"Contact us \u2014 FilesAura","short":"Contact FilesAura about calculators or privacy.","intro":"","body":"Questions, bug reports or ideas? Use the owner-confirmed contact email below.\n\nPlease do not send private calculator inputs; we never need them to investigate a problem.","slug":"contact","published":true,"index":true,"follow":true,"aliases":[],"features":[],"howTo":[],"related":[],"faqs":[],"keywords":"","canonical":"","image":"","image_alt":"","author":"","method":"","limits":"","created":"2026-11-03","og_title":"","og_description":"","og_type":"website","twitter":"summary","breadcrumb":"Contact us","status":"Working","updated":"2026-11-03"}},"nav":["privacy","about"],"ads":{"enabled":false,"label":"Sponsored","text":"","url":"","placements":["bottom"]}}