How to convert MP3 to MP4?
You can convert MP3 to MP4 with MConverter in three easy steps:
- Choose MP3 files from your deviceAt the top of this page, drag and drop your MP3's.
You can also click to select MP3 files using your operating system's file picker.
Another method is to press the keyboard shortcut Ctrl+V (⌘+V on Mac) to paste an MP3 file you have copied to clipboard.
Converting a folder with MP3 files to MP4 is also supported: simply paste or drag and drop it. - Click or tap on MP4 from the list of target formatsAlternatively, you can use the search field to quickly find the format you need, whether it's MP4 or something else.
- Download your MP4 files, after MConverter has finished processing themThere's an option to automatically download the converted MP4 files, so you don't have to press the download icon for each MP4.
You may see a share icon as well. Use it to directly share the MP4's with other apps.
About the formats
| Extension | mp3 |
|---|---|
| Category | Audio file formats |
| Developed by | MPEG (Moving Picture Experts Group) |
| Mime type | audio/mpeg |
Description
MP3 is a commonly used audio format. The audio data is compressed inside the file, which is why MP3 files take up less space than WAV, for example. Even though the audio is compressed, the quality is still good enough for most personal use cases.| Extension | mp4 |
|---|---|
| Category | Video file formats |
| Developed by | MPEG (Moving Picture Experts Group) |
| Mime type | video/mp4 |
Description
MP4 (short for MPEG-4 Part 14) files store multimedia - video, audio and subtitles. Websites frequently use them for displaying videos because the MP4 format is universally supported.However, newer video formats, such as WebM, produce smaller file sizes with almost no quality loss. Therefore, you can free up storage by converting your videos to WebM.
Common questions about converting MP3 to MP4
Can I convert MP3 to MP4 in bulk?
Yes, MConverter supports batch converting of multiple MP3's to MP4's simultaneously. You can even drag and drop folders containing MP3's to convert to MP4.
Pasting MP3 files and folders copied in the clipboard also works: use Ctrl+V.
Pasting MP3 files and folders copied in the clipboard also works: use Ctrl+V.
Can I convert an MP3 file to MP4, if its size is 1 GB?
Yes, with MConverter Premium you can convert big MP3's, up to 1 gigabyte each.
The free version lets you convert files up to 200 MB. If you need to convert MP3 files over 200 megabytes, try MConverter Premium.
The free version lets you convert files up to 200 MB. If you need to convert MP3 files over 200 megabytes, try MConverter Premium.
Is converting MP3's to MP4 safe with MConverter?
Yes, we encrypt your connection using industry standards. Plus, your MP3 files are only accessible by you. 24 hours after the conversion completes, they are automatically deleted from MConverter’s servers. You can also delete your MP3's and other converted files immediately after finishing the conversion by clicking the bin icon.
Join others who have trusted us to convert over 2,820,992 files so far.
Join others who have trusted us to convert over 2,820,992 files so far.
How long does it take to convert MP3 to MP4?
For most audio files, the wait is usually around a minute. However, MConverter also supports converting larger audio files, meaning that it could take a while (up to over an hour, for example).
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