Compress Audio
Reduce audio file size by adjusting bitrate. Supports MP3, WAV, FLAC, AAC, OGG. Free online audio compressor.
Drag & drop your file here, or click to browse
Accepts MP3, WAV, OGG, FLAC, AAC, WMA, M4A, AIFF, OPUS
Done!
DownloadProcessing your file...
This may take a moment. Your file is encrypted in transit and auto-deleted after processing.
How to Compress Audio
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1
Upload your audio
Drag and drop your audio file or click to browse.
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2
Set bitrate
Choose target bitrate: 64k, 128k, 192k, 256k, or 320k.
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3
Compress and download
Click "Compress Audio" to process. Your compressed audio downloads automatically.
Frequently Asked Questions
Upload your audio, select the target bitrate, and click Compress. Lower bitrates produce smaller files.
128k is good for spoken word. 192k-256k is good for music. 320k is near-lossless for MP3.
Yes, lower bitrates discard some audio data. For most people, 128k-192k sounds indistinguishable from the original. Below 96k, quality loss becomes noticeable.
MP3, WAV, OGG, FLAC, AAC, WMA, M4A, AIFF, and Opus. The output format matches your input format.
Yes, audio compression runs on our server using FFmpeg. Your file is auto-deleted immediately after processing.
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Ready to compress audio?
Reduce audio file size by adjusting bitrate. Supports MP3, WAV, FLAC, AAC, OGG. Free online audio compressor.