🔄Convert Audio
MP3 ↔ WAV ↔ M4A ↔ OGG. Free, private, no signup — files never leave your browser.
Any audio in. Any audio out.
MP3, WAV, M4A, OGG in every direction — real codecs, local conversion.
4×4
conversions
every direction
Pro
codecs
lame, aac, vorbis, pcm
0
uploads
in-browser FFmpeg
Free
forever
no signup
How to use Convert Audio
Any audio, any format. Convert MP3, WAV, M4A and OGG between each other with real FFmpeg running locally — studio codecs, zero uploads, done in seconds.
- 1Drop an audio file (MP3, WAV, M4A, OGG, MP4).
- 2Pick MP3, WAV, M4A or OGG output.
- 3Hit Convert and download.
Use cases
Compatibility fixes
That M4A your editor rejects? Make it MP3 in seconds.
Archive in WAV
Convert lossy files to lossless containers for editing.
Open formats
OGG for open-source projects and games.
What convert audio does
- ✓MP3 (LAME), WAV (PCM), M4A (AAC) and OGG (Vorbis).
- ✓Extracts audio from MP4 video too.
- ✓High-bitrate defaults throughout.
- ✓Engine downloads once (~30MB), then instant.
- ✓Private: no uploads, no accounts, no watermarks.
Specs
- Speed
- Seconds, on your device
- Input
- MP3, WAV, M4A, OGG, MP4
- Output
- MP3, WAV, M4A or OGG
- Privacy
- In-browser FFmpeg, zero uploads
- Cost
- Free, unlimited, no signup
Frequently asked questions
Is my audio uploaded anywhere?
No. Conversion runs 100% in your browser with FFmpeg. Your file never leaves your device.
Which conversions work?
Any to any: MP3, WAV, M4A and OGG in all directions, plus audio extracted from MP4 video.
What quality do I get?
High-bitrate MP3/M4A, lossless WAV, and quality-level OGG — proper codecs throughout.
Why does the first conversion take longer?
The FFmpeg engine (~30MB) downloads once and is cached. Later conversions start instantly.