How do I compress audio online?
Add your audio file, adjust the settings if needed, then select Process audio. Preview and download the result when it is ready.
NO UPLOAD · NO SIGNUP · 100% LOCAL
Compress Audio Online
Shrink an audio file by choosing a lower MP3 bitrate. Great for sharing voice notes, interviews, and recordings.
Drop your audio file here
or browse files on your device
MP3, WAV, M4A, AAC, OGG, FLAC · Up to 100 MB each
Your audio is processed on this device — it is never uploaded.
Frequently asked questions
Is this audio tool free to use?
Yes. AudioLocal is free to use in your browser, with no account, watermark, or upload required.
Are my audio files uploaded?
No. Audio is decoded and processed on your device. The audio file is not sent to an AudioLocal server.