MP2
AU

Convert MP2 to AU Online

Convert MP2 to AU online. Start with free daily conversions, no install, no watermarks, and visible job status.

MP2 to AU Converter

Upload your MP2 file to convert it to AU format

Daily Limit: /10 Credits

Register for free to get 600 bonus credits plus 10/day

Per File

100 MB

Total Queue

0 B / 500 MB

Daily usage: 0/10 credits0%

How to Convert MP2 to AU

Follow these simple steps

1

Step 1: Upload Your File

Upload your MP2 file by dragging and dropping or clicking to browse

2

Step 2: Select Output Format

AU is automatically selected as the output format

3

Step 3: Start Conversion

Click the Convert button to start the conversion

4

Step 4: Download Result

Download your converted AU file when ready

Convert MP2 to AU - Complete Guide

Converting MP2 to AU turns an audio file into an audio file. MP2 is a audio format. MPEG Layer II audio. AU is a audio format. Sun audio. Below is exactly what changes when you convert MP2 to AU, what is preserved, and when AU is — or isn't — the right target format.

What changes when you convert MP2 to AU

  • The audio is re-encoded into the AU format. Because re-encoding is not free, start from the highest-quality source you have and keep quality settings high.

About the MP2 format

MP2 is a audio format. MPEG Layer II audio.

  • Compression: lossy
  • Opens with: VLC, Audacity, FFmpeg

Where MP2 is strong: robust codec widely used in broadcasting; the audio standard for digital radio and TV; decodes reliably with low complexity.

Typical MP2 uses: digital radio and TV broadcast audio, DVB and DAB transmission, professional broadcast workflows.

About the AU format

AU is a audio format. Sun audio.

  • Compression: mixed
  • Opens with: VLC, Audacity, FFmpeg

Where AU is strong: simple legacy format from Sun/NeXT systems; stores uncompressed PCM or companded mu-law/A-law audio; easy to read and parse.

Typical AU uses: legacy Unix and Java system sounds, older audio archives.

What AU keeps

  • AU adds: simple legacy format from Sun/NeXT systems.

Things to watch out for

  • One AU limitation to keep in mind: dated format rarely used today.

When to convert MP2 to AU

  • Convert MP2 to AU for legacy Unix and Java system sounds.
  • Convert MP2 to AU for older audio archives.
  • Pick AU when you need stores uncompressed PCM or companded mu-law/A-law audio.

MP2 vs AU — format comparison

A quick side-by-side of the structural differences between MP2 and AU, so you can confirm this is the right conversion for your file:

AttributeMP2AU
TypeAudio fileAudio file
CompressionLossyFlexible (lossy or lossless)
Web-friendlyNoNo
Typical file sizeMediumMedium
Best fordigital radio and TV broadcast audiolegacy Unix and Java system sounds

Privacy & Security

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Need the opposite conversion?

Convert AU to MP2

MP2 to AU FAQ

Converting MP2 to AU preserves the content faithfully; output also depends on the source file and any settings you choose.
Upload your MP2 file, confirm AU as the output format, and click Convert. Job status is shown while the file is processed, then you can download the AU result.
Yes. You can start with free daily conversions, with no signup required for your first jobs and no watermarks on the output. Accounts and paid plans are available for higher-volume work.
No. The MP2 to AU conversion runs in your browser on any device — Windows, Mac, Linux, iOS, or Android — with uploads and downloads over HTTPS.
Processing time depends on file size, format, and queue load. The page shows job status while conversion runs.
Yes. You can add multiple MP2 files to a batch and process them together within the current file-size and credit limits.

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