In the current version of Horos-Koplo, core reading/profile data is primarily stored locally on your device. You can generally remove it by:
If you have emailed support and want support correspondence removed where reasonably possible, send a request to radenraradewianggraini@gmail.com with the subject line Horos-Koplo Data Deletion Request.
If a future version of Horos-Koplo adds in-app account creation, this page will be updated to provide the required web-accessible deletion method and instructions.