It is a great app to study or take a look for daily GK.It works 100% on both cases.I am taking quick study there for a long period.Their concept of studying through timeline just like facebook.There are lots of features I am pleased.Let me make a list-
1.It comes with both Hindi and English
2.It has a Night Mode feature on the App setting
3.In the app setting you will find option to enable/disable tagging features( it allow to connect with other users) also and option to select your desired examination you are preparing for.
4.Design is completely accustomed with eyes and easy to load even on 2g networks.
5.Taking notes offline is an extraordinary feature worth mentioning.
6.In the Study menu there is a zone where you can check for daily quizzes, Current GK, Previous year question papers and lots more
7.Participate in daily asked quizzes and earn coins, Check your progress and smile yourself.
8.You will get a rich notification system either on daily important notes or about your upcoming examination.
Overall it is a complete package, Absolutely free, a student community, Ad free, Rich UI experience.You will get everything need for self study.