AviSys backup
File type: Backup file
An avz file is a backup created by AviSys, a birding program for Microsoft Windows.
It most likely contains a backup of an AviSys bird database.
File type category:
Backup file
Date updated: October 26, 2026
The avz file extension is associated with AviSys, birding software with a large bird database for Microsoft Windows.
An avz file contains data backed up from AviSys.
Open or restore an avz file using AviSys on Microsoft Windows. The backup is intended to be accessed through AviSys rather than opened as a standalone document.
An avz file usually cannot be converted directly to another format. Restore the backup in AviSys first, then export or convert the recovered data using the options available in AviSys.
Software apps that backup avz files:
Microsoft Windows
AviSys
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