What is Reddit's opinion of Geometry Interactive Problems?

From 3.5 billion Reddit comments

hmm it should work, is it android or ios?

could you try this links?

android

ios

Geometry: Diophant

• Android: https://play.google.com/store/apps/details?id=com.ionicframework.testmenu180545

• Learn geometry by interacting with coordinate system

• Users: 1-5, too early to advertise it :).

• Ionic: V2

• Just try it: more cool interactive problems are coming ;)