Online M4R Converter

Convert M4R to MP3, WAV, M4A, FLAC, OGG, and other audio free online.

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How to Convert Audio/Video Files Free Online

Step 1. Click the + icon or drag and drop your files to Online UniConverter.

Step 2. Open Convert all files to > Audio/Video list and choose your desired output format.

Step 3. Tap on the CONVERT button to start converting.

Step 4. Click the DOWNLOAD or Save to Dropbox button to download converted files.

Popular M4R Converters - Convert to M4R

Why Choose
Online UniConverter
to Convert Files

Watermark and Ads Free

Online UniConverter is a free online video & audio converter, which never adds watermarks or ads to the converted videos.

Support Multiple Formats

Online UniConverter supports a list of video/audio formats, including MP4, MOV, MKV, WAV, and Android/iPhone compatible formats.

Browser Compatible

Online UniConverter also works with Google Chrome, Safari, Firefox, and your smartphones without limitation.

High Quality Output

The converted files will keep the quality as higher as original, and you can download or save to Dropbox easily.

Privacy and Safety

We keep your information secure all the time. All uploaded files will be deleted from the server after 24 hours.

Easy to Use

We provide clear guide and steps for online conversions. It's easy to use for beginners.