MP4 to WMA
Convert your video files quickly and easily with our professional online converter
Input Format
What is MP4?
MP4 (MPEG-4 Part 14) is a digital multimedia container format most commonly used to store video and audio, but it can also be used to store other data such as subtitles and still images. It is a standard specified as a part of MPEG-4.
History
MP4 was introduced in 2001 as a successor to the MPEG-4 Part 12 format. It was developed by the Moving Picture Experts Group (MPEG) and is based on the QuickTime File Format (QTFF) used by Apple's QuickTime framework.
How it works
MP4 files contain various types of data streams, including video, audio, and metadata. The format uses a hierarchical structure of boxes (also called atoms) to organize the data. Each box contains a specific type of information, such as video frames, audio samples, or metadata about the content.
How to open MP4 files
MP4 files can be opened with most modern media players and devices. Here are some common ways to open MP4 files:
- Windows Media Player
- VLC Media Player
- QuickTime Player (Mac)
- iTunes
- Windows 10 Movies & TV app
- Most web browsers (for streaming)
- Most smartphones and tablets
Tips for working with MP4 files
Here are some useful tips when working with MP4 files:
- MP4 files are widely supported across different platforms and devices
- They offer good compression while maintaining quality
- MP4 files can contain multiple audio tracks and subtitles
- The format supports streaming and progressive download
- MP4 files can be easily shared and uploaded to various platforms
Useful links
For more information about MP4 files, you can visit these resources:
- MPEG-4 Part 14 Specification]
- ISO/IEC 14496-14:2003 Standard
- MP4 File Format Documentation
Output Format
What is WMA?
WMA (Windows Media Audio) is a Microsoft audio format designed for efficient compression. The .wma extension can represent lossy or lossless audio, depending on the encoder.
History
WMA was introduced in 1999 as part of the Windows Media framework and was widely used in Windows-based media players.
How it works
WMA typically uses the ASF container and applies proprietary compression to reduce file size while maintaining acceptable quality.
How to open WMA files
WMA is supported on Windows and by many cross-platform players:
- Windows Media Player
- VLC Media Player
- Foobar2000
- Winamp
- Kodi
- Android music players
- Most Windows devices
Tips for working with WMA files
WMA is best for Windows ecosystems, but conversion can help:
- Convert WMA to MP3 or AAC for broader compatibility
- Check if the file is lossless before converting
- Avoid multiple re-encodes to preserve quality
- Tag metadata for better organization
- Use higher bitrates for music
Useful links
Explore WMA and Windows Media audio:
- Windows Media Audio overview
- WMA vs MP3 comparison
- ASF container basics
Why Choose Our Converter?
Free
IloveMP4 is free to use and allows you to convert your video file easily
Fast
With IloveMP4, you can convert your file really fast!
Secure
IloveMP4 is really secure. Files transferred are encrypted and deleted after 72 hours.
Quality
IloveMP4 always offers the best quality conversion.
Frequently Asked Questions
File Size & Length
Maximum file size?
Up to 4GB for free users. For larger files, use our video compressor or upgrade.
Maximum video length?
No length restrictions - convert videos of any duration.
Conversion Options
Change format?
Use our converter for any format. Try our compressor to reduce file size.
Change frame rate?
Use our FPS changer or compressor.