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Why convert AU to MP2?
Fast
Your file is converted in under 30 seconds in our cloud.
Secure
Files are automatically deleted after 1 hour.
Quality preserved
Maximum quality preserved during conversion.
About the AU format
AU — Sun Microsystems Audio Format
AU is a simple audio format developed by Sun Microsystems and used in Unix/Linux environments. It supports multiple audio encodings and was commonly used in Java applications and Unix systems.
Common uses
- Legacy Unix/Linux audio files
- Java audio applications
- System sounds
- Old internet audio clips
About the MP2 format
MP2 — MPEG Audio Layer II
MP2 is the predecessor to MP3, still widely used in professional broadcast and digital radio (DAB, DVB). Despite being older than MP3, it is preferred in broadcast environments for its robustness.
Common uses
- Digital radio broadcasting (DAB, DAB+)
- Television broadcast (DVB)
- Video editing timelines
- Professional broadcast systems
Related conversions
Other conversions available for AU and MP2 files
Frequently asked questions
How do I convert AU to MP2?
Upload your AU file above, choose MP2 as the output format, then click Convert. Your MP2 file is ready to download in seconds — nothing to install, and it works in your browser.
Is the conversion free?
Yes, basic conversion is completely free. For large volumes, check out our paid plans.
What is the maximum file size?
Free accounts can convert files up to 25 MB. Pro accounts up to 100 MB.
How long are my files kept?
Files are automatically deleted after 1 hour on the free plan, 24 hours on Pro.
What formats are supported?
We support over 200 source and target formats. See our complete formats page.
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