Ralf Ebert is an indie developer on the App Store with 1 app. On IndieRank, they are ranked #74 out of 3,643 developers (top 2%). Their primary category is Education, with 9,519 total ratings and a 4.7★ weighted average. Their most popular app is geotrainer: Geografie-Quiz with 9.5K ratings and a 4.7★ score.