APR File Extension
What is a APR file?
ArcView Project Format, identified by the APR extension, is a GIS Files type and includes 247 files.
The ArcView Project Format (APR), created by Esri, is one of file format they developed, and they also built 10 programs to support them.
APR file support extends to various operating systems, including Windows. When working with APR files, you can rely on 2 programs, including ArcGIS and Total GIS Converter.
How to open a APR file?
If you can’t open a APR file, it is usually because the necessary software is missing. To resolve the issue, select the right program from the list for your operating system. Then go to the official website of the developer, download the software, and install it.
When it comes to opening and working with APR files, ArcGIS and Total GIS Converter are the top choices for users. To install the updated version of ArcGIS, simply go to the Esri site and download the installer compatible with all major platforms.
Once the process is complete, ArcGIS should take over as the default application for APR files.
Set ArcGIS as the default APR program
Changing Default Programs in Windows
- Right-click on your APR file, then choose the "Open with" option and select "Choose another application" from the available options;
- In the pop-up window, select the ArcGIS application;
- Check the "Always use this application" checkbox, and then click "OK" to apply the selected application as the default for opening APR files.
Change Default Program on Mac
- Right click or Control + left click on the desired APR file;
- Select "Open in application" and click "Other";
- At the bottom of the window, you will find the "Enable" menu. Default, will be set to "Recommended Programs";
- Choose "All Programs" in this menu and search for ArcGIS. Check the box next to "Always open in app" to make it the default program.
Solve problems with APR files
Rest assured, any issues with APR files can typically be addressed with simple software adjustments. See the tips below for help.
Why does ArcGIS stop responding or crash intermittently?
ArcGIS crashes can be caused by outdated software. Keep your Esri products up to date by installing the latest updates.
Restarting your computer will solve many common problems, which is why it’s the first thing you should do before changing any settings related to the software.
What are the best practices for repairing a APR file that has gone bad?
Use a data recovery program to open the damaged APR file and from the menu choose "Repair" function to start the repair process. Allow the recovery process to complete, which will automatically repair the damaged gis files.
What are the warning signs that my APR file may be corrupted?
Common indications of damaged APR gis files are:
- Error messages appear during the course of working with the file;
- Editing the archive in ArcGIS results in slow or unresponsive behavior;
- Opening the file results in an error or a failed attempt;
- Unexpected expansion of the total size of the APR file;
- Opening the file in ArcGIS or other programs causes them to hang or crash;
How to edit a APR file?
To edit APR files, it is essential to install software that supports not only viewing but also editing the gis files. Online APR editors provide limited functionality compared to full-featured software for ArcView Project Format.
List of Top APR editors 2026
Based on the criteria above, here is a selection of APR editors you can use.
| APR Editor Software | Developer | Platforms | Overall Rating |
|---|---|---|---|
| ArcGIS | Esri | Windows | 4.3 out of 5 (43 reviews) |
Convert to and from APR
If obstacles arise while working with a APR file, you may convert it to formats like SHP, ADF or other similar types for smoother handling.
Keep in mind that converting a APR file may introduce some limitations, but the original format can often be restored.