Stereo to Mono Converter
Stereo to Mono Converter
Drop a stereo file and get a clean mono WAV in one click. Sums left and right channels. Runs fully in your browser, so your audio never leaves your computer.
100% in your browser. Your file never leaves your computer.
Turn stereo into mono in your browser
This free stereo to mono converter sums the left and right channels of your file into a single mono channel and exports a WAV. It is perfect for prepping samples, voice memos, podcast tracks or bass that needs to be mono for a tight mix.
How to use it
Drop in a WAV, MP3, M4A, FLAC or OGG file, click Process, then download the mono WAV. Everything happens locally, so even large files stay private on your machine.
FAQ
Why convert stereo to mono?
Mono keeps low end and centre elements solid across speakers and avoids phase issues when a stereo file is summed down by a club system, phone or streaming platform.
Does it upload my file?
No. The conversion runs entirely in your browser with the Web Audio API. Your file never leaves your computer.
What formats can I load?
Anything your browser can decode, including WAV, MP3, M4A, FLAC and OGG. The output is always a standard 16-bit WAV.
Is it free?
Yes, free forever. The paid upgrade is the plugins on Meshplugins.com that handle this inside your DAW.
Want this inside your DAW?
These free tools fix one file at a time. The plugins do it on every track, automatically. Pro studio results, bedroom-friendly.
Real sauce. No fluff.