M4R to AAC Converter

Batch convert m4r files to aac format online for free

Choose files or drag & drop them here.
Only you have access to your files.
All files will be deleted after one hour.

How to convert M4R files to AAC online?

Step-by-step guide to convert m4r to aac using AnyConv. It works on PC (Windows, Mac, Linux) and mobile devices (iPhone, Android).

Upload M4R-file

Drag and drop your M4R file into the upload area. The maximum file size is 100 MB.

M4R to AAC

Click "Convert" to change m4r to aac. The conversion usually takes a few seconds.

Download your AAC

Now you can download the AAC file. The download link only works on your device.


  • ❓ How can I convert files from M4R to AAC?
    First you need to add file for conversion: drag and drop your M4R file or click the "Choose File" button. Then click the "Convert" button. When M4R to AAC conversion is completed, you can download your AAC file.
  • ⏱️ How long does it take to convert M4R to AAC?
    Audio conversion is pretty fast. You can change M4R to AAC in a few seconds.
  • 🛡️ Is it safe to convert M4R to AAC on AnyConv?
    Of course! We delete uploaded files immediately, and converted ones after 1 hour. No one has access to your files. File conversion (including M4R to AAC) is absolutely safe.
  • 💻 Can I convert M4R to AAC on Mac OS or Linux?
    Yes, you can use AnyConv on any operating system that has a web browser. Our M4R to AAC converter works online and does not require software installation.

Information about M4R and AAC file formats

🔸 File format M4R AAC
🔸 Full name M4R - MPEG 4 Ringtones Audio AAC - Advanced Audio Coding
🔸 File extension .m4r .aac
🔸 MIME type audio/aac audio/aac
🔸 Developed by Apple Inc. Bell Labs, Fraunhofer Institute etc.
🔸 Type of format Audio compression format
🔸 Description M4R - is a digital multimedia container format used to store audio in mono channel mode. For example, the Apple iPhone uses MPEG-4 audio files (with .m4r extension) for its ringtones. The length of the m4r ringtone should not exceed 40 seconds. M4R and M4A formats shares many similar features. Advanced Audio Coding (AAC) is an audio coding standard for lossy digital audio compression. Designed to be the successor of the MP3 format, AAC generally achieves better sound quality than MP3 at similar bit rates. ISO and IEC have standardized AAC as part of the MPEG-2 and MPEG-4 specifications.
🔸 Technical details AAC supports the inclusion of 48 full-bandwidth audio channels in one stream plus 16 low-frequency effects channels, up to 16 "coupling" or dialog channels, and up to 16 data streams. The quality for stereo is satisfactory to modest requirements at 96 kbit/s in joint stereo mode; however, hi-fi transparency demands data rates of at least 128 kbit/s.
🔸 File conversion M4R conversion AAC conversion
🔸 Associated programs Apple QuickTime Player, Apple iTunes foobar2000, AIMP, DirectShow, QuickTime, VLC media player.
🔸 Wiki http://en.wikipedia.org/wiki/MPEG-4_Part_14 https://en.wikipedia.org/wiki/Advanced_Audio_Coding
M4R to AAC Conversion Quality Rating
4.6 (1600 votes)
Convert and download at least one file to rate.