Tacx Cycling app has films from around €11,90 each.
The purchase of the films are linked to your Google play store account. If you reinstall the application, the films will be linked again to your Google play store account.
Go to the shop and select the purchased films and then select download.
The purchase of the films are linked to your iTunes Apple account. If you reinstall the application then go to shop and select 'restore purchase', please make sure that you are logged in with the same iTunes Apple account as when you have purchased the films with. After restore prchase you can download the films again.
If you are not connected to the Tacx Cloud and you reinstall the application, then you loose all the activities. For that reason it is important to connect to the Cloud. See this Cloud page for more information.