Universal Unit and Currency Converter

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Every tool computes in your browser, so answers appear as you type instead of after a round trip to a server.

Nothing you type is uploaded

Text, passwords and values stay in browser memory. No accounts, no history stored on our side, no data to leak.

No pop-ups, no interstitials, no paywall

Every utility sits one click away in the sidebar. Ads stay in fixed slots and never cover the controls you came to use.

Universal Unit and Currency Converter

Convert length, weight, temperature and currency instantly as you type. A fast, offline-friendly universal converter with no sign-up required.

unit converter · convertor · USD to CAD · USD to EUR · EUR to USD · kg to lbs

World Time Zone Converter Dashboard

Stack multiple global cities side by side, slide through the hours and see meeting times shift across every time zone instantly in your browser.

time zone converter · world clock · current time in London · EST to PST · what time is it in Tokyo · meeting time across time zones

Financial Calculators: Compound Interest, NPV, IRR and Mortgage

Free financial calculators: compound interest and future value, present value, annuities, NPV, IRR, payback and a mortgage calculator with full amortisation schedule.

compound interest calculator · future value calculator · present value calculator · annuity calculator · npv calculator · irr calculator

Randomizer and Word Scrambler

Generate secure passwords, pick random numbers, flip a coin and scramble or shuffle words and letters instantly, all in your browser.

random password generator · random number generator · pick a random number 1 to 100 · coin flip · heads or tails · secure password

Online Stopwatch and Countdown Timer

A precise browser stopwatch with lap splits plus a countdown timer with a clear visual finish state. No install, no ads blocking the controls.

online stopwatch · countdown timer · 5 minute timer · 10 minute timer · lap timer · pomodoro timer

Dice Roller: d6, d8, d20 and Custom Dice

Roll any number of dice — d4, d6, d8, d10, d12, d20, d100 or a custom size — across multiple rolls at once, with totals, averages and modifiers.

dice roller · roll a dice · online dice · d20 roller · roll 2d6 · dice roller 6 sided

Scientific Calculator with Trig, Logs and Powers

A free online scientific calculator with sin, cos, tan, log, ln, powers, roots, factorials, degrees/radians switching and a running history.

scientific calculator · online calculator · calculator with exponents · square root calculator · log calculator · sin cos tan calculator

Riddle Generator with Answers

Generate random riddles with answers instantly: classic brain teasers, logic puzzles, wordplay and easy riddles for kids. All clean and family-friendly.

riddle generator · random riddles · riddles with answers · riddles for kids · hard riddles · brain teasers

Clean Joke Generator: Dad Jokes, Puns and One-Liners

Get a random clean joke instantly: dad jokes, puns, one-liners and knock knock jokes. Family-friendly only, with punchlines you can reveal or copy.

joke generator · random joke · clean jokes · dad jokes · funny puns · knock knock jokes

Sudoku Generator: Easy, Medium and Hard Puzzles

Generate unlimited Sudoku puzzles in easy, medium or hard difficulty, play them in the browser with conflict highlighting, reveal the solution or print them free.

sudoku generator · free sudoku · sudoku easy · sudoku medium · sudoku hard · printable sudoku

Color Code Master: Hex, RGB and HSL Converter

Pick any color and copy its Hex, RGB and HSL codes instantly, or generate a harmonious random palette for your next design in one click.

hex to rgb · rgb to hex · hsl converter · color picker · hex color codes · random color palette generator

URL Encoder and Base64 Encoder / Decoder

Encode or decode URL components and Base64 strings instantly in your browser, with Unicode-safe handling and one-click copying.

url encoder · url decoder · base64 encode · base64 decode · percent encoding · decode base64 string

Binary, Hex, Octal and Decimal Converter

Convert binary to hex, hex to binary, decimal and octal instantly in one linked view, with byte counts, bit length and a quick reference table.

binary to hex · hex to binary · binary to decimal · decimal to binary · hex to decimal · decimal to hex

Text and String Toolkit with Word Counter and Typing Speed

Live character and word counts, a live typing speed (WPM) meter, plus one-click case conversion, space cleaning, emoji stripping and copy to clipboard.

word counter · character counter · case converter · uppercase to lowercase · title case converter · remove extra spaces

Online Dictionary: Meanings, Origins, Synonyms and Antonyms

Look up any English word for its meaning, pronunciation, word origin (etymology), example sentences, synonyms and antonyms — instantly and free.

dictionary · online dictionary · define a word · word meaning · etymology · word origin