MP4 to MP3 converter
Convert MP4 video to MP3 audio online. Extract the soundtrack from MP4, MOV, or WebM and choose the bitrate — converted privately in your browser.
Audio converter
Convert audio to MP3, WAV, M4A, or OGG. Supports WAV, FLAC, M4A, AAC, OGG, and video soundtracks, with bitrate control.
Drop audio files here or click to upload
WAV, M4A, AAC, OGG, FLAC, OPUS, MP3 — or a video to extract its sound
How to use Audio converter
Convert audio between MP3, WAV, M4A (AAC), and OGG (Opus). Drop in WAV, FLAC, M4A, AAC, OGG, OPUS, or MP3, or a video to extract its soundtrack.
- Convert many files at once
- Choose the bitrate (96–320 kbps) and stereo or mono
- MP3 and WAV work in every browser. M4A and OGG use your browser's built-in encoders
Converting from a lossy format like MP3 to another lossy format can't add back quality. Pick a bitrate at or below the source's.
Audio converter FAQs
Is Audio converter free?
Audio converter is a free online tool on ReallyUseful.Tools. No account is required.
Does Audio converter run in my browser?
Audio converter is designed to run in your browser where supported, so files can stay on your device instead of being uploaded to a server.
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