Notes about the AX3 file extension:
Incorrect file associations could be the result of underlying issues within your PC system. As such it is highly recommended to scan your PC for invalid registry entries
, unused processes and other unfavourable system settings to identify slowdown issues.
The AX3 file type is primarily associated with 'Apex' by Apex Software. Apex sketching and area calculation software is the used by the real estate valuation market. Older files can be opened in more current versions of the software.