Great app ever
Best app ever
Thanks for making this wonderful App.
Good and perfect definition And derivations
I love dis so much keep it up
I think d founder of these app is a best student of physics
U re wonderful nd great
Good but one problem is that u didn't put all the needed ones
Very Nice and wonderful
Good but improvement is needed...
Best physics app ever
It's very important for any student to get it
This app is great
This has really helped me a lot. Thank you
Thank you very much for helping us out
Nicest app ever,I love dis app so much,keep it up for ur fine work