MP3 is a common audio format that is used widely around the globe while M4R is a compressed audio form that is considered the successor of MP3 and is usually used as the ringtones in iPhone. Using M4R, you can play unprotected music from the iPhone's iTunes store. Plus, the quality of M4R is better than MP3.

If you’re looking to convert your audio files from MP3 to M4R, you are at the exact place. In this post, we’ll list down the 14 best MP3 to M4R converters that you can employ for your conversion.

However, before that, let us brief you on some differences between MP3 and M4R.

MP3	M4R
Has a lossy sound quality	Carries a good sound quality
Unlimited audio format	Limited audio format
Compatible with almost all devices	Doesn’t support some of the devices. Less compatible
Larger size	Smaller size

We hope you have got enough interpretation of MP3 and M4Rs. We are enlisting 7 desktop software and 7 online mp3 to m4R converters. You can choose any of which you find appropriate. Having said that, let’s dive into them.

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Uniconverter is a powerful and easy-to-use software that is on top of the list in the market. It converts MP3 to M4R quickly without losing the quality of the converted files. You can also employ this software to perform certain functions such as compressing files, recording screens, downloading Youtube, making funny GIFs, and much more.

Steps for converting MP3 to M4R with Uniconverter:

First, you need to go to the Uniconverter’s official site to download Uniconverter, if you already have Uniconverter on your desktop, it is better to upgrade it.

After Openning Uniconverter, click the “Audio Converter” option, you can easily drag and drop the MP3 file that you want to learn to convert on the Uniconverter. To add the Mp3 file, you can also click on the “Add files” option to open your local storage.

After selecting and dropping the file, Open the Output format menu at the bottom of the window, then you can select M4R as the output format on the window popping up. The next step is to choose the destination by going to the "File Location".

After the above settings are done, you can clik "Start All" to convert MP3 to M4R, With that done, you can check and open the M4R file by clicking "Finished".

iTunes is a music store on iOS devices that usually contains mp3 songs. All iOS devices and Windows are supported by iTunes. One cannot use them with iPhone ringtones. However, we have got a solution. Now you can use your songs as ringtones with the help of iTunes.

Steps for converting MP3 to M4R with iTunes:

Launch iTunes on your PC. And in iTunes, you have to right-click on the audio file you prefer to utilize as a ringtone and choose Get Info.

Now, click on the Options tab and you can set the start and end of the ringtone according to your choice. (Max time is 40 sec). Click on Ok to save the settings.

After that, select File > Convert > Create AAC Version. (If you can’t observe the Convert AAC Version, go to “Edit > Preferences > General > Import Settings > AAC Encoder”).

Now, right-click on the created AAC file and select “Show in Windows Explorer” or “Show in Finder” on Mac.

Now, open up iTunes and eliminate the mp3 and AAC files. After that, attach your iPhone and device tab from iTunes. At the right panel, check “Manually manage videos”.

On the left side, click on “Tones” present under On My Device. You just have to drag and drop the created .m4r file into the iTunes archive. Tadaa! Your ringtone gets added to your iPhone.

Pros	Cons
Super and simple ringtone conversion.	If you don't have any music files on iTunes, you’ll have to spend time dragging them from your PC.
Save new Tones freely.

Aiseesoft is a professional MP3 to M4R converter. With this converter, you can easily convert MP3 to MP4 with quick speed and outstanding quality. Along with that, this valuable software can also convert MP3 to formats such as MOV, WMV, MKV, AVI, FLV, etc. It supports all Windows and MAC devices.

Steps for converting MP3 to M4R with Aiseesoft:

Launch Aiseesoft MP3 to MP4 Converter on your PC.

Add MP3 file on it.

Edit your MP3 file according to your choice before converting.

Select the output format that is M4R.

Convert MP3 to MP4.

Pros	Cons
Comes with 225 preprogrammed conversion and optimization profiles.	Lacks the tool to burn your converted files to DVD.

Movavi is a simple and easy-to-use MP3 to M4R converter. So the layman can convert it in a few clicks. It is a user-friendly software having a sleek and trendy interface. You can preview your work using this editor using the media panel. There is a bundle of features and effects that eases off the users. This software is available for Windows and Mac.

Steps for converting MP3 to M4R with Movavi:

Install Movavi converter.

Add MP3 files.

Compress your MP3 file if you want.

Convert it into M4R.

Pros	Cons
It has many editing features	It has no free version now, you need to pay for it before using it
Supports all formats
High speed converting

VideoProc is a good MP3 to M4R converter that you can employ and experience easy to use interface. This software offers x47 times faster speed and lossless audio quality for making perfect ringtones. It can also help you to convert videos, audio, and DVDs from one format to another.

Steps for converting MP3 to M4R with Video Proc:

Add an MP3 file to VideoProc.

Set the format to M4R format at the bottom of the window and choose the output location at the right side.

Click "RUN" to start conversion.export the M4R file.

Pros	Cons
Lightweight	Limited on amount of editing.
Easy to use

Syncios is another M4R ringtone maker app that you can employ to make your iPhone ringtone. The software supports almost all formats. It is very easy to use. Let us tell you the conversion steps of MP3 to M4R.

Steps for converting MP3 to M4R with Syncios:

Launch Syncios.

Choose the MP3 file.

Select output format and the output location.

Convert the MP3 to M4R.

Pros	Cons
It has good Layout and is handy to use	No Mac version yet

Apowersoft Video Converter Studio helps to convert all formats and that too easily. You can convert MP3 to M4R. Plus, you can export a wide range of output formats. Using this app, you can customize many video parameters, including frame size, width, and height, before converting. Apowersoft supports both Windows and MAC.

Steps for converting MP3 to M4R with Apowersoft:

Launch the software.

Add files.

Choose the format.

Convert.

Pros	Cons
It has Built-in editor	Resource Hungry
Convert files without losing quality.

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Online Uniconverter is a helpful and entirely web-based converter. It can effortlessly convert your favorite audio songs to M4R format so that you can enjoy your ringtone. Plus, this online converter also carries a compressor as well that helps you save your space.

Pros	Cons
Supports batch conversion	Has a premium version that lets you enjoy advanced features
Speedy conversion

AnyConv is another online MP3 to M4R converter. You can effortlessly convert your favourite songs to ringtones using this app.

Pros	Cons
Offers a variety of supported formats	Often asks to add Pro version, which may trouble you
you can add multiple effects to audio files	There are some ads on the interface

ConvertFiles is an easy and free online website that helps to convert your favourite audio song into ringtones for your iPhone. You can visit their website to convert your files from MP3 to M4R.

Pros	Cons
Supports 300 formats	Safety may concern you
Functions quickly	The ads conver its interface

Evano is another useful online website through which you can convert your MP3 files to M4R to enjoy M4R ringtones on your iPhone. Following are some of its pros and cons.

Pros	Cons
Easy to use and has user-friendly interface	Audio has a weak low end
Offers fairly good quality	Unable to recover compressed data
Universal support

YouConvertIt.com is an online website that can quickly and efficiently convert your files from MP3 to M4R. You can visit their site to have your conversion in minutes.

Pros	Cons
Safe to use	Internet connection is required
Support for many input formats	You can just choose one file at once

M4R Online works from your website and allows you to convert an audio song to M4R audio format to use them as iPhone ringtones. You can easily access the converter online and convert your files. Talking about its interface, it's handy and user-friendly.

Pros	Cons
The converted file gets transferred to the iPhone when connected automatically	You can’t use all iTunes songs to convert into M4R
Speedy conversion

Vidmore is an Online Audio Converter that is 100% free and safe and converts MP3 to M4R effortlessly. We vouch that it is very easy to use. And it not only converts the file but offers editing features as well.

Pros	Cons
No file size limit	Lacks a burning feature
Offer batch conversion	Need to download Vidmore Launcher first

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We have mentioned all the best converters in this post. However, if you ask us the best, it is Univonverter. Having extensive features and easy-to-use functions, you can make use of this software in many ways. However, the choice is yours. Choose what meets your requirements and do not waste your time further.