5 stars: This app is really helpful But I have problem with this because I don't understand the language used in this app so please help me how I change the language of this app like to English.
4 stars: I did like the app!!!!! It helps a lot in projects for school😍
5 stars: I LOVE THE APP! We can write books and search it very, very easy. Download this app, it's totally free!
3 stars: You just adding English language to the app could do more for you than you think it does for us.. Please just add it, its not like there's no English in Brazil.. right?
4 stars: This app is very useful for me..
5 stars: excellent app. I really recommend it.
5 stars: very helpful app. thanks
4 stars: Useful application, I like it
5 stars: this app is great! really good
5 stars: Awesome, very useful.
5 stars: I'm enjoying it!
5 stars: great app this one
5 stars: the isapps good
5 stars: It's really good have this app to study
4 stars: Is good aplication to study, learn, and more things about school.
4 stars: It is a good app. Open download option please
5 stars: This app is great
5 stars: I'm finding more knowledge in this app
3 stars: Can you not download pdfs on this app?
5 stars: That's fantastic!!!
5 stars: Very good, congratulations!
5 stars: I found very useful
4 stars: Very good. Amazing
5 stars: I REALLY LIKE THIS APP IT HELPS US A LOT
5 stars: it's very useful for me
5 stars: I like it a ...