Plz suggest a good 4th year project for btech comp science( android based)

Answer 1

Build your own programming language, and a simple compiler for it.

Answer 2

1. e-commerce app in android,
2. speedometer with various functionalities like speed in miles, km, pause n reset, that can save maximum speed in it, update speed at every second.
3. media player that can support more than 5 formats.

Answer 3

Geolocalization-based city run multiplayer game would be a really challenging project.

Answer 4

video editor..games...

Answer 5

@Sakshi, recommendation engine??

Answer 6

1) Build chatbot extension app
2) Build all in one antitheft app
3) one click optimizer for rooted phones

I suggest you to concentrate on bots

Answer 7

making a recommendation engine ??.