All tools
31 toolsEvery tool on the site, grouped by category. Start typing to filter.
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Text tools
7 tools-
Case converter
Ten cases, converted as you type: sentence, Title, camelCase, snake_case and more. -
Character counter
Live character count with a progress ring for every platform limit. -
Remove duplicate lines
Paste a list, get every line once, with the removed duplicates counted. -
Remove line breaks
Turn text that wraps mid-sentence back into running paragraphs. -
Reverse text
Reverse characters, words or lines, or turn the text upside down. -
Text compare
Paste two versions and see every added, removed and unchanged word or line. -
Word counter
Live word, character, sentence and paragraph count as you type.
Developer tools
4 tools-
JSON formatter
Format, minify and check JSON, with the line and column of the first error. -
JWT Decoder
Read token contents and dates. Signatures are not verified. -
URL encoder and decoder
Encode text for URLs or decode percent escapes as you type. -
UUID generator
Create secure random v4 or timestamp-based v7 UUIDs in batches.
Converters
4 tools-
12-hour to 24-hour converter
Switch between AM/PM and 24-hour time without changing the time. -
Roman numeral converter
Convert both ways and understand every symbol. -
Text to Binary
Convert text and byte values in both directions, using ASCII or UTF-8. -
Unit converter
Type a value, pick two units and see the result and a table of every unit in the group.
Image tools
2 toolsGenerators
2 toolsScreens & timers
8 tools-
Color screen
Pick any color and fill the whole screen, with brightness and an optional clock. -
Dead pixel test
Full-screen colors and patterns that make a dead or stuck pixel easy to see. -
Online clock
The current time in any time zone, big enough to read across the room. -
Online notepad
Write, autosave and download plain text notes without an account. -
Online timer
Set any countdown, hear an alarm, and run it fullscreen. -
Pomodoro timer
Focus for 25 minutes, break for 5, and a long break after every fourth session. -
Stopwatch
Start with Space, record laps with L, export every split as CSV. -
White noise generator
White, pink and brown noise with a sleep timer and a gentle fade-out.