Steffen Ruppel is an indie developer on the App Store with 5 apps. On IndieRank, they are ranked #27 out of 1,672 developers (top 2%). Their primary category is Health & Fitness, with 2,126 total ratings and a 4.4★ weighted average. Their most popular app is Trainingsplan Gym Muskelaufbau with 2.0K ratings and a 4.4★ score.