Never uploaded7 toolsFree, no account
Audio Utilities & Operator Guides
Cut and join MP3 files, trim an audio clip to the seconds you want, turn M4A or FLAC into WAV, and edit the ID3 tags on a track, all in your browser.
Quick Summary / Direct Answer
OpenTools has 7 working audio tools. Each one runs in your own browser tab, so your files and inputs never touch a server. There is no account and no paywall.
Category Specifications
Working tools
7
Server upload
None
Runs on
Your browser
Cost
Free, no paywall
All Audio tools
Read the guide, or open the tool straight away.
Audiolocal-js
MP3 Cutter
Run mp3 cutter in your browser tab.
Audiolocal-js
MP3 Joiner
Run mp3 joiner in your browser tab.
Audiolocal-js
Audio to WAV Converter
Run audio to wav converter in your browser tab.
Audiolocal-js
M4A to WAV Converter
Run m4a to wav converter in your browser tab.
Audiolocal-js
FLAC to WAV Converter
Run flac to wav converter in your browser tab.
Audiolocal-js
Audio Trimmer
Run audio trimmer in your browser tab.
Audiolocal-js
ID3 Tag Editor
Run id3 tag editor in your browser tab.