Tools / File Converter / AC3 to CAF Converter

AC3 to CAF Converter

Convert AC3 files to CAF. Free, without uploading.

This tool converts AC3 files to CAF. Dolby Digital audio.

Apple Core Audio. CAF is lossless, so the audio keeps the quality it has in the AC3 file.

Conversion runs on your device; your file is never sent to a server. The components download once on first use, and later conversions start right away.

How to use

1. Choose the AC3 file, drag it in, or paste its link.
2. Choose the audio quality; optionally enter a start and end time.
3. Press "Convert" and download the CAF file.

Frequently asked questions

Will audio quality drop when converting to CAF?

No. CAF is lossless.

Is there a file size limit?

No fixed limit; your device’s memory decides. Computers usually handle files up to 1–2 GB.

Is my file uploaded?

No. Your AC3 file is converted to CAF inside your browser.