"Nice free learning app for a bunch of languages"

"Best Chinese learning app I have found"

"Best learning app ever"

"Duolingo is by far my favorite language learning app"

"Fantastic well polished learning app"

"But trust me this one so far is the best Spanish learning app"

"This language learning app is very good and easy to learn languages"

"It's the most amazing language learning app I've ever seen"

"I have been looking for a week for a good Korean learning app"

"Best learning app for coding"

"This is an awesome language learning app"

"Wish developer could make more learning apps like this"

"Best french learning app I have used"

"I recommend this learning app for absolute beginners like myself"

"One of the best learning app available and it's free"

"I was looking for a language learning app"

"It's a lovely and useful learning app"

"This is by far the best language learning app i have used"

"Best Japanese learning app I've tried by far"

"One of the best japanese learning apps ive found"

"This app is the best learning app for preschoolers"

"It's the coolest learning app for everyone"

"Best Japanese learning app I've ever used"

"This is the best Korean learning app that I ever installed"