If you are a fan of Sinhala horror stories (Athbhutha Katha / Ghost Stories), then you might want to check out සතය හලමන කථ - Sathya Ho. This free Android app developed by SL App Zone provides a collection of real and true horror stories that will send chills down your spine.

The app is easy to navigate, and the stories are organized into different categories for convenient browsing. Each story comes with a brief description, and you can mark your favorite stories for quick access.

However, it is worth noting that the app developer's contact information is prominently displayed in the app, which could be seen as a potential privacy concern for some users.

Overall, if you are looking for a collection of Sinhala horror stories, සතය හලමන කථ - Sathya Ho is a decent option to consider.