Does converting AAC to MP3 reduce quality?

Converting to MP3 is lossy. Choose 192kbps or higher to preserve audio quality.

Is my audio uploaded to a server?

No. All conversion runs in your browser using FFmpeg WebAssembly. Your file never leaves your device.

Yes, 100% free with no account, no limits, and no hidden fees.

Convert AAC audio files to MP3 instantly in your browser. 100% free, no upload, no account. Choose your bitrate and download immediately.

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Drop audio here or browse

MP3, WAV, FLAC, M4A, OGG and more

First run downloads ~5MB engine · processing stays on your device

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