AAV file - How do I open a .aav file?
The table below provides useful information about the .aav file extension. It answers questions such as:
- What is the .aav file?
- What program do I need to open a .aav file?
- How can the .aav file be opened, edited or printed?
- How can I convert .aav files to another format?
Table of Contents
- ✅ OccuRec Recorded Video
- 🔄 .aav file converters
- 🚫 .aav file related errors
We hope you find this page helpful and a valuable resource!
1 extension(s) and 0 alias(es) found in database
✅ OccuRec Recorded Video

The AAV file is an OccuRec Recorded Video. OccuRec is an open source video recorder for Windows that has been specifically created to provide better options for recording Astronomical events, particularly using integrating video cameras.
Other types of files may also use the .aav file extension.
🚫 The .aav file extension is often given incorrectly!
According to the searches on our site, these misspellings were the most common in the past year:
Is it possible that the filename extension is misspelled?
We found the following similar file extensions in our database:
🔴 Can't open a .aav file?
When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:
Windows cannot open this file:
example.aav
To open this file, Windows needs to know what program you want to use to open it...
If you don't know how to set the .aav file association, check the FAQ.
🔴 Can I change the extension of files?
Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.
If you have helpful information about the .aav file extension, write to us!