What are the system requirements of the program?

Android 5.0 (API 21) and above.

How is the application distributed?

Unlike my past applications, Graphie came out as a paid application, but for $1.49 and, as always, completely without ads.

What will happen if I will change my device?

When you purchase Graphie, in Google Play, it will be assigned to your Google account. If you use the same Google account on a new or factory reset device, you will have access to all previous purchases.

Why is it possible to change the metadata of .JPEG only images?

To change the metadata of images in the Android OS, an external tool called “ExifTool” is used. At the moment, it does not support changing other image formats, but this may change in the future.

Why is it impossible to change image metadata from an external SD card?

This was done intentionally to fully support Android 10 (and in the future Android 11). I am working on finding a solution to enable this feature.