Free online tools that just work.
Counters, converters, generators, timers and more. Everything runs in your browser and nothing is uploaded.
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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 timer
Set any countdown, hear an alarm, and run it fullscreen. -
Stopwatch
Start with Space, record laps with L, export every split as CSV. -
Online clock
The current time in any time zone, big enough to read across the room. -
Pomodoro timer
Focus for 25 minutes, break for 5, and a long break after every fourth session. -
White noise generator
White, pink and brown noise with a sleep timer and a gentle fade-out. -
Online notepad
Write, autosave and download plain text notes without an account. -
Word counter
Live word, character, sentence and paragraph count as you type. -
Character counter
Live character count with a progress ring for every platform limit.
New
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12-hour to 24-hour converter New
Switch between AM/PM and 24-hour time without changing the time. -
Image Resizer New
Set the size, keep the proportions, download your images. -
Image to PDF New
Combine your images into one PDF, with one image on each page. -
JWT Decoder New
Read token contents and dates. Signatures are not verified. -
Roman numeral converter New
Convert both ways and understand every symbol. -
Text to Binary New
Convert text and byte values in both directions, using ASCII or UTF-8. -
URL encoder and decoder New
Encode text for URLs or decode percent escapes as you type. -
UUID generator New
Create secure random v4 or timestamp-based v7 UUIDs in batches.
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