CAF to AC3 Converter
Convert CAF (Core Audio Format) audio files to AC3 (Dolby Digital) format for home theater systems and DVD compatibility. Transform Apple's professional audio container to surround sound AC3. Professional-quality audio conversion powered by FFmpeg, all processing happens securely in your browser.
Recommended Settings
For Home Theater
- •640 kbps for premium 5.1 surround
- •Dolby Digital standard
- •Wide device compatibility
For DVD Production
- •448 kbps for standard quality
- •Compatible with all DVD players
- •Efficient file sizes
Pro Tips
- •AC3 is the standard for DVD and Blu-ray surround sound
- •640 kbps provides premium quality for 5.1 audio
- •Widely supported on home theater systems
Most Popular
Most users choose 640 kbps for premium surround sound quality
When to Use This Tool
AC3 (Dolby Digital) is the standard surround sound format for home theater systems and DVD audio.
Recommended: 640 kbps (5.1)
Convert CAF files from Logic Pro or Final Cut Pro to AC3 for surround sound video production.
Recommended: 448-640 kbps
AC3 is widely used for surround sound audio tracks in video files and broadcast media.
Recommended: 448 kbps
How It Works
Upload your CAF audio file
Select desired bitrate
FFmpeg processes AC3 encoding
Download your converted AC3 file
100% Private
Files never leave your device. All processing happens locally in your browser.
Lightning Fast
Powered by FFmpeg.wasm (WebAssembly) for optimal performance on modern browsers.
Open Source
Built with verified, open-source libraries. Fully transparent.
Frequently Asked Questions
What is CAF format?
CAF (Core Audio Format) is Apple's professional audio container format used in Logic Pro, GarageBand, Final Cut Pro, and iOS audio messages. It supports high sample rates and multi-channel audio, making it ideal for professional workflows.
What is AC3 format?
AC3 (also known as Dolby Digital) is a lossy audio compression format developed by Dolby. It's the standard for surround sound in DVDs, Blu-rays, and home theater systems, supporting up to 5.1 channels.
What bitrate should I use?
640 kbps is standard for 5.1 surround sound. 448 kbps provides good quality for most surround applications. 192 kbps is suitable for stereo content.
Does AC3 support surround sound?
Yes, AC3 supports up to 5.1 surround sound (6 channels). It's the standard audio format for DVD and is widely used in home theater systems for immersive audio experiences.
Why convert CAF to AC3?
Convert CAF to AC3 for compatibility with DVD players, home theater systems, and media centers. CAF is excellent for production, but AC3 offers good compression while maintaining quality and supports multi-channel surround sound for final distribution.