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M4R to AAC Converter
Convert M4R files to AAC in seconds, free and unlimited.
🔒 Files are processed on your device. Nothing is uploaded.
How to convert M4R to AAC
- Click Choose files or drop your M4R files into the box. You can add several at once.
- Make sure AAC is selected as the output format.
- Press Convert, then download your AAC files.
M4R
iPhone ringtone format (AAC audio in an MPEG-4 container).
AAC
Advanced Audio Coding, the successor of MP3 used by Apple and YouTube.
Video and audio are converted with FFmpeg running inside your browser. Short clips finish in seconds; long or high-resolution videos can take a few minutes because your own device does the work. Open Options to trim, resize or change quality.
Other M4R conversions
Convert other files to AAC
- MP4 to AAC
- WEBM to AAC
- MKV to AAC
- MOV to AAC
- AVI to AAC
- FLV to AAC
- WMV to AAC
- MPEG to AAC
- MPG to AAC
- M4V to AAC
- 3GP to AAC
- 3GPP to AAC
- 3G2 to AAC
- OGV to AAC
- TS to AAC
- MTS to AAC
- M2TS to AAC
- VOB to AAC
- MXF to AAC
- DV to AAC
- MOD to AAC
- RM to AAC
- RMVB to AAC
- MP3 to AAC
- WAV to AAC
- OGG to AAC
- OGA to AAC
- OPUS to AAC
- FLAC to AAC
- M4A to AAC
- M4B to AAC
- WMA to AAC
- AC3 to AAC
- AIFF to AAC
- AIF to AAC
- AIFC to AAC
- AMR to AAC
- AU to AAC
- CAF to AAC
- VOC to AAC
- WEBA to AAC
FAQ
Is converting M4R to AAC free?
Yes. Unlimited conversions, no sign-up, no watermark.
Are my files uploaded to a server?
No. FieldConvert processes files inside your browser, so your M4R files never leave your device. That makes it private and fast, because there is no upload or download wait.
Is there a file size limit?
Only your device's memory. Files up to about 2 GB work in most desktop browsers.