The download of this app is disabled as it may not be supported on modern devices. The app may be available from the official source.
| Category | Personalization | File Type | APK |
| Requirements | All Platforms | File Size | N/A |
| License | Free | Platform | Android |
| Offered By | N/A |
Kaito, a puzzle-loving high school freshman, is selected as a candidate for "Phi Brain". He and his friend Nonoha find an "unsolvable puzzle" near their school. The puzzle turns out to be a life-threatening "philosopher's puzzle" created by the mysterious group P.O.G. (Puzzle Of God). After successfully solving the puzzle, Kaito is designated as a Solver and is joined by other Solvers as they battle P.O.G. all over the world by solving the "philosopher's puzzles". A perfect wallpaper that blends together with the anime background a must have wallpaper for phi brain lovers
The download of this app is disabled as it may not be supported on modern devices. The app may be available from the official source.
| Category | Personalization | File Type | APK |
| Requirements | All Platforms | File Size | N/A |
| License | Free | Platform | Android |
| Offered By | N/A |
Kaito, a puzzle-loving high school freshman, is selected as a candidate for "Phi Brain". He and his friend Nonoha find an "unsolvable puzzle" near their school. The puzzle turns out to be a life-threatening "philosopher's puzzle" created by the mysterious group P.O.G. (Puzzle Of God). After successfully solving the puzzle, Kaito is designated as a Solver and is joined by other Solvers as they battle P.O.G. all over the world by solving the "philosopher's puzzles". A perfect wallpaper that blends together with the anime background a must have wallpaper for phi brain lovers