1.   Compiler Design

  https://play.google.com/store/apps/details?id=com.akb.compilerdesigntutorial&hl=en 

2.   Computer Graphics

https://play.google.com/store/apps/details?id=com.akb.cgm&hl=en 

3.   Internet and Web Technology

https://play.google.com/store/apps/details?id=akb.iwt.com&hl=en 

4.   Fundamentals of Computer (Free Version)

https://play.google.com/store/apps/details?id=akb.foc.com&hl=en 

5.   Fundamentals of Computer (Pro-Version)

https://play.google.com/store/apps/details?id=akb.profoc.com&hl=en 

6.   Programming in C Language

https://play.google.com/store/apps/details?id=akb.freec.com&hl=en 

7.   Hindi Songs (Singing Legends)

https://play.google.com/store/apps/details?id=akb.videosong.com&hl=en