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[Free Download] Top 11 MP3 to M4R Converters for Windows/Mac

by Kayla Morrison • 2021-01-14 10:01:47 • Proven solutions

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MP3 is undoubtedly the most popular audio file format. It delivers rich sounds and is compatible with all multimedia players. However, sometimes you may want to convert MP3 to M4R. For instance, you may need to use your MP3 file as your iPhone’s ringtone. In that case, you’ll need an MP3 to M4R converter online. So, after reading this tutorial guide, you’ll be able to convert MP3 to M4R online or offline easily with some simple apps.

Part 1. Step by Step Guide to Convert MP3 to M4R on Windows/Mac

Let’s begin with the best MP3 to M4R converter for desktops – Wondershare UniConverter. With this robust app, users can convert MP3 to M4R with lossless quality. Besides M4R, it also supports outputs such as MP2, M4A, OGG, FLAC, AMR, AIFF, AU, and many others. As expected, users can edit MP3 before converting by cutting, adjusting the volume level, and setting the output quality. Plus, it features a multimedia player for opening all audio/video file formats.

Wondershare UniConverter - Best MP3 to M4R Converter

Security Verified. 5,481,347 people have downloaded it.
  • Convert MP3 to M4R, OGG, AMR, WAV, FLAC, AIFF, and other audio formats.
  • Download videos from popular sites like YouTube, Dailymotion, Vevo, etc.
  • 30X faster conversion speed than any conventional converters.
  • Batch video/audio compression and conversion are allowed.
  • Toolbox with additional functions like Screen Recorder, VR Converter, GIF Maker, Fixing Media Metadata, and more.
  • Supported OS: Windows 10/8/7/XP/Vista, macOS 11 Big Sur, 10.15 (Catalina), 10.14, 10.13, 10.12, 10.11, 10.10, 10.9, 10.8, 10.7.

Steps to convert MP3 to M4R on Mac or Windows with Wondershare UniConverter:

Step 1 Upload MP3 files.

Run Wondershare UniConverter and then click the Audio Converter. Now drag and drop your MP3 file on the resulting window. Alternatively, press the Add Files to upload the MP3 file from local folders.

Open the Wondershare Audio Converter

Step 2 Edit MP3 files.

If you want to trim your audio file to the required 40 seconds for iPhone ringtones, press the Trim, then drag the trimming handles. To adjust the audio volume, click the Crop icon before dragging the Volume bar.

Edit MP3 files by Wondershare Audio Converter

Step 3 Convert and save music.

Open the Output Format menu, then choose the M4R as the target format. You can also select an output quality or bitrate. Finally, tap the Start All. Wondershare UniConverter will change your MP3 file to M4R in a heartbeat.

start to convert MP3 to M4R by Wondershare Audio Converter

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Part 2. 10 Free Ways to Convert MP3 to M4R Online Easily

1. FileConverto

FileConverto is an excellent MP3 to M4R converter online that goes about its business with minimal fuss. It’s simple to use and lets users convert a maximum of 50MB. Apart from MP3, you can also convert audio formats like AMR, AIFF, WAV, MP2, M4A, and more. What’s more, it features multiple video editing functions.

Pros:

  • Several video editing tools.
  • Simple to use.

Cons:

  • Small upload size.

MP3 to M4R Online Converter - FileConverto

2. ConvertFiles

ConvertFiles is one of the mainstays in the online file conversion industry. Here, users can convert drawings, audio, videos, eBooks, images, and documents. Users can convert MP3 to M4R, M4A, WAV, FLAC, AU, or AMR. Interestingly, you can directly export the converted M4R to an email address.

Pros:

  • Supports multiple audio formats.
  • Export to email address.

Cons:

  • No audio editing.

MP3 to M4R Online Converter - ConvertFiles

3. AnyConv

Third on our list is AnyConv. This website is quick to load up and super-straightforward. Just add your MP3 file and start converting. You can convert MP3 to M4R, WAV, ZIP, WV, FLAC, and so on. You can also convert between video, font, image, archive, and document formats.

Pros:

  • Straightforward app.
  • Excellent customer support.

Cons:

  • No editing functionalities.

MP3 to M4R Online Converter - AnyConv

4. Onlineconvertfree

As its name suggests, this conversion website is free to use. Like most on this list, it’s simple to use and supports multiple audio file formats. To make your work more straightforward, the app supports the convenient drag and drop functionality. And apart from audio, you can convert images, videos, archives, and documents.

Pros:

  • Simple drag-and-drop UI.
  • Supports batch conversions.

Cons:

  • No audio editing.

MP3 to M4R Online Converter - Onlineconvertfree

5. Online UniConverter

Online UniConverter is arguably the best MP3 to M4R online converter here. That’s because it packs multiple editing tools apart from supporting several audio file formats. Users can trim, adjust volume, compress, and apply fade effects to audio before converting to MP3.

Pros:

  • Multiple audio editing tools.
  • 24/7 customer support.

Cons:

  • 100MB conversion limit.

MP3 to M4R Online Converter - Online UniConverter

6. Online Converter

Online Converter is a simple MP3 to M4R converter that lets users convert file sizes up to 200MB. It can convert MP3 to M4R, OPUS, ALAC, WV, WAV, and so on. Surprisingly, this app can convert between units like temperature, currency, speed, weight, and more.

Pros:

  • Convert between multiple audio formats.
  • Supports unit conversions.

Cons:

  • 200MB conversion limit.

MP3 to M4R Online Converter - Online Converter

7. OnlineConvert

If you want to edit and convert MP3 audio to M4R with lossless quality, choose OnlineConvert. With it, you can convert MP3 files from URL links, cloud storage, and local drives. After adding audio, you can trim, set the audio channel, and choose the sampling rate. Unfortunately, the cluttered UI is ad-supported.

Pros:

  • Multiple editing tools.
  • Upload cloud and online files.

Cons:

  • Ad-supported UI.

MP3 to M4R Online Converter - OnlineConvert

8. Convertio

If all the MP3 to M4R converters above don’t cut it for you, use Convertio instead. Like most here, Convertio is ad-supported, although the UI is pretty straightforward to navigate. It can convert MP3 to several audio file formats. As usual, you can customize settings such as bitrate, sampling rate, channel, codec, and duration. But sadly, the maximum upload limit is 100MB.

Pros:

  • Several audio editing tools.
  • Export audio to multiple formats.

Cons:

  • 100MB upload limit.

MP3 to M4R Online Converter - Convertio

Part 3. Extended Knowledge for MP3 and M4R Format

Features MP3 M4R
Description MP3 is a digital audio format developed 23 years ago in 1993. Typically, it contains elementary streams of MPEG-1 or MPEG-2 Audio encoded data. MP3 uses lossy compression, giving it a smaller file size than most audio file formats. Today, it’s the most popular audio file format. An M4R file is a ringtone file created by iTunes. In other words, M4R can only be purchased by iTunes-purchased music. Today, most third-party apps can also create M4R files.
Developed by Fraunhofer Society Apple
Pros
  • Supports by most multimedia players and websites.
  • Small file size.
  • Excellent audio quality.
  • Excellent for iPhone users.
  • Amazing audio quality.
  • Small file size.
Cons
  • Lossy audio format.
  • DRM-protected.
  • Most media players and websites do not support it.

Conclusion

While there are only a few reasons to want to convert MP3 to M4R, you’ll still need the perfect app for that task. So, you can use the above MP3 to M4R converter online apps. But if you want to enjoy a smooth, offline unlimited conversion, choose Wondershare UniConverter.

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Kayla Morrison

Kayla Morrison

staff Editor

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