The best stephen dettling apps on iPhone average 4.7★ across 191+ titles — we've ranked them by what real users actually keep on their phones. Updated June 2026.
This app records and analyzes the g-forces experienced on roller coasters and amusement park rides using your iPhone or Apple Watch. It offers detailed graphs and statistics, with an optional subscription for advanced features like GPS tracking and weather data.
This utility app helps users accurately time animations and perform calculations. It allows for recording timing in timecode and frames, setting keys, and sharing results. Users can customize frame rates and starting points for precise animation reference.
Track all your activities, from runs to yoga, and share your progress with friends. Discover new routes, get AI-powered insights, and join challenges. Stay motivated and safe with real-time location sharing.
What We Love
🚀 Great platform
👍 Excellent for tracking fitness activities
👍 Motivating and engaging community
👍 Comprehensive data and analytics
Room to Improve
🐛 Inaccurate GPS tracking and distance recording
🔒 Poor customer support and unresponsive to user issues
💰 Aggressive monetization with features locked behind paywall