This is a translation for your convenience. The German version is the binding one.
For Cube Trainer (Android app “Cube Trainer” / “Würfeltrainer” on Google Play and cube.walch-enterprises.de) by Walch Enterprises GmbH. You can delete single data without deleting your account. To delete the whole account: Delete account.
Open the app or go to cube.walch-enterprises.de in your browser and sign in. Then:
What you delete in the app is deleted in your account on our server with the next sync (a few seconds). Only a deletion marker without content remains there (kind and identifier of the entry, time) so that your other devices take over the deletion; it is deleted together with the account.
Other data – such as lesson progress or support messages – we delete on request. Write from the address of the account to info@walch-enterprises.de with the subject “Cube Trainer: delete data” and what should be deleted. We do it within one month and confirm it by e-mail.