Convert M4A to CAF

Convert M4A files to CAF format online for free. No upload required, 100% private.

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M4ACAFQuality Note

Converting from M4A (lossy) to CAF (Lossless) will increase file size but will NOT improve audio quality. The quality lost during the original compression cannot be recovered.

About M4A

M4A

MPEG-4 Part 14 Audio

M4A is an audio-only MPEG-4 container format, commonly used by Apple devices and iTunes. It typically contains AAC or ALAC encoded audio.

Extension
.m4a
Developed By
Apple Inc.
Released
2001
Compression
Lossy

Typical Use Cases

iTunes musicApple devicesAudiobooksPodcasts

Pros

  • • Better quality than MP3 at same bitrate
  • • Good Apple ecosystem support
  • • Supports chapters

Cons

  • • Less universal than MP3
  • • Some older devices incompatible
  • • Requires specific codecs

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