Contact

Developer: Juan Pablo Medina Valencia
Location: Bogotá, Colombia
Email: juanpablomedinavalencia@gmail.com

Please include the app name, device model, operating-system version, and a short description of what happened. Screenshots are helpful, but do not include sensitive information.

Typical response time: within 2–3 business days.

Before contacting support

  • Confirm that your device is using the latest compatible operating-system version.
  • Close and reopen the app.
  • Restart the device and try the same action again.
  • If the problem continues, describe the exact screen and action that caused it.

Progress and app data

Do not delete the app while troubleshooting unless support specifically recommends it. Removing an app can also remove progress stored on that device.

Educational-use notice

The apps are independent study tools and do not guarantee a passing score. Always use current official publications and the standards of the authority administering your examination.