MP3 to MP4: How to Convert MP3 to MP4 on Mac/Windows PC

by Brian Fisher • • Proven solutions

Is it possible to convert MP3 to MP4?

Of course you can. In order to convert MP3 to MP4 without quality loss, you'd better try a professional video/audio converting tool. Here I highly recommend iSkysoft MP3 to MP4 converter. You can download the free trial version to have a try first.

How to Convert MP3 to MP4

In most people's eyes, MP3 is a more popular format than MP4. Why convert MP3 to MP4? Well, some mobile phones can only play MP4 files. That's why so many people are searching for a solution about how to change MP3 to MP4 on the Internet. So is there an easy MP3 to MP4 converter for Mac? Sure. UniConverter is one of the best video converting software to encode MP3 files in the standard MP4 files so you can play on any device that accept MP4 format. It also lets you trim MP3 so that you can only convert the desired parts you want. Get it now.

Best Video Converter - UniConverter

  • Converts more than 150 media formats - UniConverter can convert over 150 video and audio formats, which is the highest number ever achieved by any other converter.
  • Converts at high speeds – This is a tool that converts video 90X faster than any other converter, although the size and quality of the video will determine how long it will take.
  • Converts at high quality - UniConverter will convert the video and still maintain the original quality of the video. This is what makes it a great converter for high definition videos.
  • Edits video – You do not have to stress over which video converter to use on your work. UniConverter can be used to edit the video before it is converted.
  • Burn to DVD – This tool can be used to burn video to DVD directly.
  • Compatible with macOS 10.13 High Sierra, 10.12 Sierra, 10.11 El Capitan, 10.10 Yosemite, 10.9 Mavericks, 10.8 Mountain Lion or earlier, and Windows 10/8/7/XP/Vista.

Step 1. Add MP3 files to MP4 converter

Launch iSkysoft MP3 to MP4 Converter for Mac from Applications folder or any folder you've installed it to. Then open Finder to locate your MP3 files and drag and drop the selected MP3 to the program. You'll see it in the item tray. In the main window, some useful information is provided, like the file name, format, length and file size.

converting mp3 to mp4

Step 2. Choose MP4 as the output format

In the Format tray, click Video and select MP4. To change the codec, resolution, bit rate and other video settings, click the Gear button on the MP4 format icon. If want to play MP3 files on your iPod, you're suggested to choose iPod from Devices category as the target format. The video settings has been preset for you.

how to convert mp3 to mp4 mac

Step 3. Start to convert MP3 to MP4

Click the "Convert" button and your MP3 file will be quickly converted to MP4 format by this MP3 to MP4 Converter. In a while, you can preview the converted MP4 video before using it.

how to convert mp3 to mp4

By the way, to trim your MP3 file, click the Edit (Pen) button. In the resulting window, click the Add trim marker button and set the start and end points. Multiple segments trimming is supported so you can easily cut off unwanted parts and join the left parts together.

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Brian Fisher

staff Editor

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