Usefull Nice keep it up
Useful Good use in sum
Good content, but too many ads I've used it for some time and I can say that I've seen more ads than trigonometry.
Gud Gudd... but lotz of add.. thx u so much.. but still make it better
i am studying degree first year i this year my friend was using this app since second year its really awesome and math is my hatest subject still i have choosen math in degree
Fixed minor bugs.