Category : Books & Reference
Pay a charges i hate a book
Worst need to purchase more
Totally bullshit app
Lots of basic information well explained, but error with the transaction messages are kinda common.
Its not happening to buy...saying that invalid code
It is not free. It charges for every subject.
Only first three options are available.
Details are clear
But 3items only offline
3 topics only shows remaining buy
Best app for Mechanical students
As a student of mechanical engineering This app is very usefull
It is good for people who need this career
I like machines and engines mechanical engeneerin thanks for giving
Beggars.....
Best app
Everything thing need to buy..nothing is free