Kai Oelfke is an indie developer on the App Store with 7 apps. On IndieRank, they are ranked #121 out of 1,754 developers (top 7%). Their primary category is Health & Fitness, with 45,823 total ratings and a 4.9★ weighted average. Their most popular app is Intermittent Fasting Tracker: with 44.0K ratings and a 4.9★ score.