This applies to ignis (with the unique app identifier of org.andresdavidcalderon.ignis) from now on "the app".
The developer (Andres David Calderon, identified in the play store as Andres David) does not recieve
data based on the usage of the app, as such data is only stored in your device.
However, some data is collected at the moment of downloading the app from the play store.
The app collects usage data to enable saving your progress in the game, this data includes:
the last level you played, the levels you have completed, and your settings (such as sound and control preferences).
This data is stored within the device, and not shared with the developer nor any third party.
If you wish to delete it, it can be done by entering the app, select "settings" on the bottom left,
and then select "delete progress"