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AAC Compressor
Reduce AAC file size by re-encoding at a lower bitrate — entirely in your browser.
2 cores · low tier
Drop a file here or click to select
Format will be auto-detected
About AAC
AAC
Advanced Audio CodingSuccessor to MP3 with better quality at lower bitrates. Default audio for Apple devices, YouTube, and most streaming services.
Best for
StreamingApple devicesMobile audioYouTube
Advantages
- + Better than MP3 per bitrate
- + Streaming optimized
- + Apple/YouTube standard
Limitations
- − Patent-encumbered
- − Slightly less universal than MP3