Convert CAF to AAC

Convert CAF files to AAC format online for free. No upload required, 100% private.

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CAFAACSize Reduction

Converting from CAF (Lossless) to AAC (lossy) will significantly reduce file size. Some audio quality will be lost, but the difference is often imperceptible at higher bitrates.

About CAF

CAF

Core Audio Format

CAF is a flexible audio container format developed by Apple. It can store any audio format supported by Core Audio and has no file size limitations.

Extension
.caf
Developed By
Apple Inc.
Released
2005
Compression
Lossless

Typical Use Cases

iOS developmentMac audio appsLong recordingsProfessional audio

Pros

  • • No size limit
  • • Flexible codec support
  • • Apple ecosystem

Cons

  • • Apple only
  • • Limited cross-platform
  • • Requires conversion for sharing

About AAC

AAC

Advanced Audio Coding

AAC is a lossy audio codec designed as the successor to MP3. It provides better sound quality at similar bitrates and is widely used in streaming services.

Extension
.aac
Developed By
ISO/IEC
Released
1997
Compression
Lossy

Typical Use Cases

YouTubeStreaming servicesDigital broadcastingMobile devices

Pros

  • • Better quality than MP3
  • • Efficient compression
  • • Wide platform support

Cons

  • • Patent encumbered
  • • Less universal than MP3
  • • Variable encoder quality