All the small tools you need, in one place
Convert files, format code, generate passwords, check time zones. Every tool runs inside your browser, so your data never leaves your device — and nothing here costs anything.
All tools
Pick one and start straight away. No sign-up, no limits.
- Video to GIFTurn any video clip into an optimised GIF, fully offline.Video
- Image ConverterConvert and compress between JPEG, PNG, WebP, AVIF and more.Image
- JSON FormatterFormat, validate and minify JSON documents.Developer
- Base64 EncoderEncode and decode Base64 with full UTF-8 support.Developer
- URL EncoderPercent-encode and decode URLs and query values.Developer
- Password GeneratorStrong random passwords with presets for databases and SSH.Security
- Timestamp ConverterUnix time to readable dates and back, in any time zone.Time & date
- World ClockCurrent time across cities, with offsets and day or night.Time & date
- Timezone MapWorld map with time zones and the live day/night terminator.Time & date
Why AioFreeKit
Your files stay yours
Everything is processed locally in the browser sandbox. Nothing is uploaded, logged or stored on a server.
No waiting around
There is no upload queue and no round trip to a server. Work happens on your own hardware, at full speed.
One kit, everything free
No account, no watermark, no daily quota. Every tool in the kit is free to use as often as you like.