Personal data
No personal data is collected, read, or stored.


External Android device functions used
- Camera app of the Android device
- Explorer app of the Android device
- Browser call to access the developer website
- "Google Play Billing" for Premium upgrades,
  upgrade as an in-app purchase,
  check purchase status


Data access

Access to internal data storage:
- Saving and reading calculation input parameters
- Saving and reading the parts profile description as a text file
- Saving and reading system status information

Access to external data storage:
- Saving the captured image as a graphic file using the camera app
- Reading and evaluating the captured image file. The image file is then deleted
- Reading the text or graphic file when importing a part profile description (Explorer app)
- Saving the part profile description as a text file (Explorer app)
- Saving an error log text file when an app crash occurs (Explorer app)