"The graphics are beautiful and the learning curve is easy"

"This app is awesome but it has a high learning curve"

"Nice learning curve with great colors"

"Bit of a learning curve as there are so many options but worth it"

"Learning curve is just right"

"I'm glad I did due to the learning curve"

"But it has a learning curve and is so useful"

"This game is very fun to play but has a bit of a learning curve"

"There is a small learning curve"