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Convert AAC to CAF
Convert AAC to CAF format — 100% browser-based, no upload required.
2 cores · low tier
Drop a file here or click to select
Format will be auto-detected
About these formats
Source
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
Target
CAF
Core Audio FormatApple's flexible audio container supporting any codec. Designed to overcome limitations of older formats like AIFF and WAV.
Best for
macOS/iOS audioProfessional audioApple development
Advantages
- + Any codec
- + No size limits
- + 64-bit offsets
- + Apple native
Limitations
- − Apple-only
- − Limited third-party support
- − Niche format