Sometimes your songs in MP3 are too big for you to import them all to your phone for enjoyment. You have to drop some in order to put a limited number of songs in your phone so that they won't devour up your precious storage space. However, what if you really don't want to leave out any song? Never mind, here you can find a solution to this problem. By reducing the size of your MP3 files, you can put more song in your phone than you have expected. You can do that simply by resetting the video settings like lowering the bit rate.

Most Effective MP3 Converter on Mac (macOS 10.15 Catalina and earlier)

With the help of UniConverter for Mac, a professional media converting tool for both video and audio, you can easily reduce the size of your MP3 files. It will save your time a lot in your conversion. Using the latest encoding and decoding technologies, this program provides superb conversion speed and supports batch conversions. That’s to say, even if you have a bunch of songs to be converted, you can import them for converting in batch! The conversion process is so simple that even a beginner can learn to use this program quickly.

Simple Steps to Convert MP3 Files with UniConverter for Mac

Step 1. Load Source Files

After launching this MP3 iMedia Converter for Mac, there are two options for you to import your original MP3 songs: directly drag & drop your songs to the program or go to the "Convert" tab, and then click "Add Files". If you have several MP3 files to be converted, you can hold the command key and select all your files, drag and drop them to this iMedia Converter to have batch conversions.

Step 2. Set Output Format

At the right part of the converter, there is a row of output formats divided into several sections. You can find MP3 format under the audio icon. Select "MP3" as the output format for your files. You can also customize the format parematers if you feel the need to change some format parameters.

Step 3. Start Conversion

Click the "Convert" button, and then the iMedia Converter will finish the rest automatically.

Optional: Online Tool to Convert MP3 Files

If you want to convert MP3 files without installing a desktop software program, just try this free online MP3 converter below:

Tips: UniConverter can also help you convert MOV to MP3, see how to convert MOV files to MP3 format.