Audio
Compress audio files
Shrink recordings and tracks by choosing the bitrate: for speech, 64 kbps mono is enough.
Drop your files hereor . Formats: MP3, WAV, OGG, OPUS, FLAC, M4A, AAC.No upload: everything happens on your device
How to use it
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Upload the files
MP3, WAV, FLAC, M4A, OGG.
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Choose bitrate and channels
128 kbps for music, 64 kbps mono for speech.
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Download
See right away how much each file shrank.
Accepted formats: MP3, WAV, OGG, OPUS, FLAC, M4A, AAC.
Questions about Compress audio
Are the files uploaded online?
No. Processing happens in your browser, on your device: files aren’t sent to any server and are cleared from memory when you close the page.
Is it free? Do I need to sign up?
It’s free, with no sign-up and no watermarks on the results.