You can delete your Riverjet data from inside the app (Settings → Delete my data) or here using an account transfer code. In the app, open Settings → Transfer account to generate a 12-character code, then paste it below. This permanently deletes your player data; purchase records are kept, anonymized, for accounting (docs/08 §3).
Placeholder page (Track C). Final content (EN/TR/HU) lands in M10.