AUD Converter

Convert AUD files online for free


Drop or upload your .AUD file

How to convert your AUD file

  1. Click the "Select File" button above, and choose your AUD file.
  2. You'll see a preview.
  3. Click the "Convert file to..." button to save your file in the format you want.

Convert AUD to another file type

The converter easily converts your AUD file to various formats - free and online. No Media Player or extra software needed.

  • AUD to MP3
  • AUD to WAV
  • AUD to AAC
  • AUD to FLAC
  • AUD to OGG
  • AUD to WMA
  • AUD to AIFF
  • AUD to OPUS

Convert a file to AUD

The converter also works in reverse, so you can convert other Audio formats to AUD with high quality output.


About AUD files

The .aud file extension represents a significant compatibility hurdle because it is used by two distinct, incompatible ecosystems: mobile messaging and retro gaming. Most commonly today, an .aud file is a SILK-encoded voice message created by Tencent WeChat. These files are designed for extreme compression within the app, rendering them unplayable on standard desktop software like Windows Media Player or VLC media player. Users cannot simply drag these files into a standard audio editor; they require conversion to MP3 or AAC to be archived, shared, or listened to outside the chat interface.

Alternatively, if the file originates from a PC game installation, it is likely a compressed audio asset from Westwood Studios titles (such as the classic Command & Conquer or Dune II series). These use a proprietary Westwood ADPCM compression scheme that modern audio engines cannot read natively. To use these sound effects in modding projects or preserve game soundtracks, they must be converted to WAV for editing or OGG for modern game engine compatibility. Less frequently, .aud files may be proprietary recordings from NICE Systems call centers or older Skype voicemails, both of which lock audio data inside specific codecs that require specialized conversion tools to access.

Use Convert.Guru to open and convert your AUD file.

Users also converted MPDP, OPUS, SILK, MP3, GRF, WEUI, WBXD, IPP, SGD, MYR and PHP files.


FAQ

If you want to convert AUD file to SGD, MYR, PHP or M4A, you can use WeChat or similar software from the "WeChat Voice Message" category. In the File menu, look for Save As… or Export….

To convert MIDI, AAC, TTA, AU, WV, DTS, MID, FLAC, RA, MP3, PCM or WAV files to AUD, try WeChat or another comparable tool in the "WeChat Voice Message" category.



The AUD Converter Story

The history of Convert.Guru began over 25 years ago in California with Tom Simondi’s file-format database. A former contributor to Space Shuttle development and a software pioneer of the 1980s, Simondi established a trusted resource for file type analysis that was even referenced by Microsoft Windows XP. Today, we use modern technology to process and convert thousands of file formats while continually improving our AUD converter.