Free online M4R-to-AC3 converter — upload a M4R file and download a AC3. Fast, private, no signup.
Drop your M4R file into the converter above — we auto-detect the real format from its bytes, convert it, and give you a AC3 to download. No software to install.
Yes. Convert M4R to AC3 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.
iPhone ringtone (AAC in an MPEG-4 container). Dolby Digital (AC-3) — DVD/broadcast surround audio.
Convert M4R to: MP3 · WAV · FLAC · M4A · AAC · AIFF · M4B · OGG · OPUS · WV
Convert to AC3 from: AAC · AIFF · AMR · APE · FLAC · M4A · M4B · MP3 · OGG · OPUS