Privacy Policy

We value your privacy. For this reason we made this privacy policy to be simple and transparent. We hope that you find it useful and clear. If you have any questions reach out to us at

What information does the Application obtain and how is it used?

We don't store or have access to any entry that you input. Your data are stored only locally on your device and all calculations are done on your device as well.

We obtain your email address when you request support via email, customer support contact form or when you use it to store files to your Google Drive account. We use your email only to contact you to provide support, feedback or important information.


The application collects some usage data that are essential for us to deliver our services, to understand your needs and to improve our services. For example, the application collects how much time users spent on certain screens or which features are popular. The analytics services automatically collect certain information that does not personally identify our end users who access or use our mobile applications. This information includes but is not limited to device state information, unique device identifiers, installation UUID, device hardware and OS information, information relating to how application functions or anonymized IP addresses.

The application does NOT collect any personal data that directly identifies you such as your name, surname, email or anything you type within the app.

We use the following third-party services for our Android app:

Google Analytics (Google Inc.)

  • This service helps us to collect and analyze usage data in order to understand usage patterns and to improve our Android app.

  • Personal data collected: various usage and device data such as cookies, unique device identifiers, usage data, anonymized IP addresses

  • Data retention: 26 months

Firebase Crash Reporting (Google Inc.)

  • This service helps us to identify crashes and errors in our app. It helps us to improve the reliability and stability of our Android app.

  • Personal data collected: Instance IDs, Crash traces

  • Data retention: 180 days for crash stack traces, Firebase retains Instance IDs until the Firebase customer makes an API call to delete the ID.


We reserve the right, at our sole discretion, to modify or replace this Policy at any time. Any changes we may make to our privacy policy in the future will be posted on this page. You should check this page from time to time and take note of any changes.

Contact Us

If you have any questions regarding privacy while using the Application, or have questions about our practices, please contact us via email at