Free online AC3-to-M4A converter — upload a AC3 file and download a M4A. Fast, private, no signup.
Drop your AC3 file into the converter above — we auto-detect the real format from its bytes, convert it, and give you a M4A to download. No software to install.
Yes. Convert AC3 to M4A for free right in your browser, with no account needed to get started.
Your file is transferred over an encrypted connection and anonymous uploads are temporary. You can also view and strip metadata (location, device, author) before you download.
Dolby Digital (AC-3) — DVD/broadcast surround audio. MPEG-4 audio container (AAC/ALAC).
Convert AC3 to: MP3 · WAV · FLAC · AAC · AIFF · M4B · M4R · OGG · OPUS · WV
Convert to M4A from: AAC · AIFF · AMR · APE · FLAC · M4B · M4R · MP3 · OGG · OPUS