MP3 to MP4 Converter
Drag & drop your files here or click to upload
How to convert MP3 to MP4 online
Upload your MP3 file
Start converting
Download your MP4
What is a MP3 file?
MP3 is one of the most iconic and widely used audio formats in the world. It uses lossy compression to significantly reduce file sizes while maintaining acceptable sound quality. MP3 revolutionized digital music distribution and became the standard format for portable media players and online music sharing.
Thanks to its balance of quality and size, MP3 remains highly relevant for casual listening, streaming, and downloading music. Nearly every media player and device supports it natively.
How to open MP3 files
MP3 files can be opened with virtually any media player: Windows Media Player, iTunes, VLC, Winamp, and countless mobile apps all support the format.
You can also convert MP3 to other formats like AAC or WAV quickly using AnyConv online.
Key facts about MP3
- Full name: MPEG-1 Audio Layer III
- Extension: .mp3
- MIME type: audio/mpeg
- Developed by: Fraunhofer Society
- Initial release: 1993
Useful links and resources
What is a MP4 file?
MP4 (MPEG-4 Part 14) is one of the most widely used video container formats in the world. It supports high-quality video and audio, subtitles, and still images in a compact file size.
MP4 is ideal for streaming, downloading, and sharing content across nearly all devices and platforms, making it a universal standard for video.
How to open MP4 files
MP4 is universally supported by nearly every media player, browser, and mobile device. It works on Windows, macOS, iOS, Android, and Linux without the need for additional codecs.
Use AnyConv to convert MP4 to other formats like AVI, MOV, or MKV depending on your needs.
Key facts about MP4
- Full name: MPEG-4 Part 14
- Extension: .mp4
- MIME type: video/mp4
- Developed by: ISO/IEC
- Initial release: 2001
Useful links and resources
Convert from MP3
Convert to MP4
❓ Frequently Asked Questions
- Do I need to register to convert MP3 files?Not at all! You can convert MP3 to MP4 without signing up or installing anything.
- Is it safe to convert MP3 to MP4 on AnyConv?Absolutely. All MP3 and MP4 files are securely handled and automatically deleted after 1 hour. Nobody can access your data.
- Will the quality change after converting MP3 to MP4?We do our best to preserve the original quality during MP3 to MP4 conversion. The result is accurate and clean.
- How long does it take to convert MP3 to MP4?Most conversions from MP3 to MP4 take just a few seconds — even for larger files.
- Can I upload more than one MP3 file?Yes, batch conversion is supported. You can convert multiple MP3 files to MP4 at once — fast and easy.
- What browsers support MP3 to MP4 conversion?All modern browsers! Chrome, Firefox, Safari, Edge — AnyConv runs online and supports converting MP3 to MP4 on any platform.