Steffen Ruppel is an indie developer on the App Store with 5 apps. On IndieRank, they are ranked #117 out of 3,643 developers (top 3%). 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.