Privacy Policy
Effective date: May 2026
Cyclone Calculator RJF is a technical calculation app developed by RJF Industrial Design Apps that helps users perform preliminary industrial cyclone design calculations.
Cyclone Calculator RJF does not collect, sell, or share personal information from users and does not require account registration, login credentials, or personal identification.
The app may store calculation inputs, preferences, report information, or settings locally on the user’s device only for app functionality. This information is not transmitted to the developer or to external servers.
If the user generates or prints a report, the information entered by the user is used only to create the report locally on the device.
If the app is purchased through Google Play, payment processing is handled by Google Play. The app developer does not receive or store the user’s payment card or banking information.
Cyclone Calculator RJF does not use advertising services or third-party tracking tools.
This app is intended for technical, educational, and professional use and does not knowingly collect personal information from children.
No user data is sold, shared, or transferred to third parties.
If you have questions about this Privacy Policy, you can contact us at:
rjf.industrial.design.apps@outlook.com