For the required minimum for a smartphone:

• Android 5 or iOS 11 operating system (though, we highly recommend using Android 9 or iOS 13)
• Touch screen
• GPS
• Wi-Fi
• 2GB minimum of RAM (Random Access Memory): 108.5Mo for the App installation and 500Mo (1GB is better) available for pictures stored in your phone's gallery
• Data upload - download wise: up to 12GB when the eVscope storage is full (not mandatory, more about this here)

The App is now supported by tablets.