- Absolutely 100% FREE with no advertisements or in-app purchasing
- Runs 100% on any Android O.S. smartphone or tablet
- Beautiful full color and high resolution visual graphics by professional graphic artist "www.OshiBobo.com"
- Awesome multi-channel digital sound effects
- Amazing digitally orchestrated music soundtrack by "D.J. Fading Twilight"
- Easy to use and play touch screen input controls
- Six amazing game modes including: child/teen/adult story or never ending
- Saved high score table for each game mode
- Saved game preferences
Also, the game is 100% open-source.
You can get more information about the source code and engine used at below webpage
Fallen Angel Software