Converters & Developer Tools
Free online converters for text and data (JSON, CSV, XML, YAML, Excel), images, video and audio, colors, numbers, timestamps and currencies, plus everyday developer tools. No signup.
[
{
"tool": "4Dev",
"ready": true,
"possibilities": "endless"
}
]tool,ready,possibilities 4Dev,true,endless
From One Format to the Next
Text & data
Turn messy data into the format you need. Convert, clean up, and move on.
Currency & crypto
Compare currencies and crypto with reference rates and clear data sources.
Developer essentials
The helpers you reach for between commits. Less repetition, more momentum.
Images
Convert PNG, JPG, WebP, GIF, ICO and more, resize them and make favicons. Your picture never leaves the browser.
Video & audio
MP4, MOV, WebM, MP3, WAV and more: convert, trim, shrink and pull the sound out of a video, right on your device.
Colors, numbers & time
HEX to RGB, binary to decimal, Unix timestamps, time zones and CSS units, converted as you type.
Keep your flow. Skip the friction.
Your next task is one tool away.
Find your tool ↗