Yeah,it's amazing, I've hooked multiple friends on this app. It turned my friend's girls math fear around, which is really important given that girls are learning to fear math from teachers who are themselves afraid of math.

https://news.uchicago.edu/story/female-teachers-can-transfer...

You linked to the iOS version. Do you have a link to the app webpage, which will surely have both Play Store and App Store links?

They also told us what it's called, which is enough to find the app webpage in this case: https://dragonbox.com/