MP3 ConverterMP3 Tools – Edit MP3 Files Online
Simple tools for everyday MP3 editing. Trim a song, shrink a file that is too big to send, or join several recordings into one, all in your browser and without installing anything.
- 100% Private
- No Limits
- Free
- Any Device
Choose an MP3 tool
Every tool opens your file on the page and saves a new MP3, so your original stays untouched.
Edit MP3 files without software
Full audio editors are powerful, but they take time to install and learn. These MP3 tools each do one job well and work the same way on a phone or a computer. They also read WAV, M4A, FLAC and video files, and always save a standard MP3.
Because the editing happens inside your browser, your files are never uploaded. Want to create a recording first? Use the Voice Recorder. To turn speech into written text, try the Audio to Text transcriber.
Frequently asked questions
Are these MP3 tools free?
Yes. You can cut, compress and join as many files as you like, with no sign-up and no watermark.
Do the MP3 tools upload my files?
No. Every tool works inside your browser, so your files stay on your device.
Can I use the MP3 tools on my phone?
Yes. They work in modern browsers on iPhone, Android, Windows, Mac and Chromebook.
Related tools
We build free, privacy-first audio tools that run in your browser. This guide is checked against how the tool actually works. About us
Last updated: October 2026