Every tool, in one list.
All 50 of them. Start typing to narrow it down.
3 tools
Image Tools
Image CompressorShrink a photo until it fits — with a live preview of the size you save at every quality level.Open →Image ConverterTurn a picture into JPG, PNG or WebP in a couple of taps — no upload, no watermark, no sign-up.Open →Image ResizerResize a picture to exact pixel dimensions or a percentage, keeping it sharp and in proportion.Open →
10 tools
Unit Converters
Area ConverterSquare metres to square feet, acres to hectares — instantly, using exact factors.Open →Data Storage ConverterMegabytes to gigabytes, GB to GiB — with the 1000 vs 1024 difference made explicit instead of fudged.Open →Energy ConverterKilojoules to calories, kilowatt-hours to joules — food labels, electricity bills and heating specs on one scale.Open →Fuel Economy ConverterLitres per hundred kilometres to miles per gallon and back — with US and UK gallons kept separate, because they are not the same.Open →Length ConverterMetres to feet, centimetres to inches, kilometres to miles — instantly and exactly.Open →Pressure ConverterBar to psi, kPa to atmospheres — tyre pressures, weather charts and engineering figures, converted exactly.Open →Speed ConverterKilometres per hour to miles per hour, knots and metres per second — exact, as you type.Open →Temperature ConverterCelsius to Fahrenheit and back, with the formula shown so you can check it.Open →Volume ConverterLitres to gallons, cups to millilitres — with US and UK measures listed separately, because they differ.Open →Weight ConverterKilos to pounds, ounces to grams, stones to kilos — instantly, and exactly right.Open →
10 tools
Finance Calculators
Compound Interest CalculatorSee what a starting sum plus monthly saving grows into, year by year, with the formula shown.Open →Discount CalculatorWork out the sale price and what you actually save — including stacked discounts, which do not simply add up.Open →Loan CalculatorSee what a loan really costs each month, and how much of it is interest.Open →Margin & Markup CalculatorCost and price in, margin and markup out — or set the margin you want and get the price. The two percentages differ, and mixing them up costs money.Open →Percentage CalculatorPercentages of, increases, decreases and differences — with the working shown.Open →Salary ConverterTurn an hourly rate into monthly and annual pay, or the other way around, with your own hours per week.Open →Savings Goal CalculatorHow long until you reach your target? Months and the calendar date, from what you have, what you save and what it earns.Open →Simple Interest CalculatorInterest on the original amount only — the maths behind most short loans and deposits, with the formula shown.Open →Tip CalculatorWork out the tip and split the bill in two taps — per-person total front and centre.Open →VAT CalculatorAdd VAT to a price or find the VAT already inside one, for any country.Open →
7 tools
Date & Time Tools
Add or Subtract DaysWhat date is 90 days from today? Add or subtract days, weeks, months or years and get the exact date with its weekday.Open →Age CalculatorExactly how old, in years, months and days — plus what day of the week you were born.Open →Countdown TimerHow long until it? A live countdown in days, hours, minutes and seconds to any date and time you pick.Open →Date Difference CalculatorHow many days, weeks or working days sit between any two dates.Open →Leap Year CheckerIs it a leap year? Instant answer with the reason why, plus the leap years around it.Open →Unix Timestamp ConverterTurn a timestamp into a readable date and time, or a date back into a timestamp.Open →Week Number CalculatorThe ISO week number for any date — including the current week — with the week's Monday-to-Sunday range shown.Open →
7 tools
Text Tools
Case ConverterTurn text into UPPERCASE, lowercase, Title Case, camelCase or snake_case in one click.Open →Find and ReplaceReplace every occurrence of a word or phrase in pasted text — with match counts, whole-word mode and optional patterns.Open →Remove Duplicate LinesPaste a list and get it back with duplicates gone — order kept, counts shown, case and spacing handled sensibly.Open →Remove Line BreaksFix text that pasted out of a PDF or email with the line breaks in all the wrong places.Open →Reverse TextFlip text backwards by character, word or line — with emoji and accents kept intact instead of scrambled.Open →Sort LinesPaste a list and sort it A to Z, by length or numerically — with numbers treated as numbers, so item 10 follows item 9.Open →Word CounterCount words, characters, sentences and reading time the moment you paste.Open →
11 tools
Developer Tools
Base64 Encoder / DecoderEncode text to Base64 and decode it back, with full support for any language.Open →Color ConverterPaste a colour in any format and get all the others, with a live swatch — HEX, RGB and HSL in one place.Open →Hash GeneratorGet the SHA-256, SHA-512 or SHA-1 hash of any text as you type.Open →HTML Entities Encoder / DecoderEscape text so it displays as text in HTML, or turn &-style entities back into readable characters.Open →JSON ↔ CSV ConverterTurn a JSON array into a spreadsheet-ready CSV or paste CSV and get clean JSON back — quoted fields, commas and line breaks handled properly.Open →JSON FormatterTidy up messy JSON, or find out exactly which line is breaking it.Open →JWT DecoderPaste a JSON Web Token and read its header and claims, with expiry and issue times as human dates — decoded on your device, not on a server.Open →Lorem Ipsum GeneratorPlaceholder text by the paragraph, sentence or word — copy-ready, starting with the classic line if you want it.Open →URL Encoder / DecoderMake text safe for a URL, or turn a messy encoded link back into something readable.Open →URL Slug GeneratorTurn any title into a clean web address — lowercase, hyphenated, accents flattened, punctuation gone.Open →UUID GeneratorGenerate one unique ID or a thousand, ready to paste straight into your project.Open →
2 tools
Generators & Misc
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