Transform your iPhone into a vehicle G-force meter to measure acceleration, braking, and cornering. Features real-time displays, adjustable alerts, and peak hold functionality for detailed analysis.





248+ iOS apps curated and reviewed
The best g-force meter tracker apps on iPhone average 4.3★ across 248+ titles — we've ranked them by what real users actually keep on their phones. Updated August 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | Free | — | Yes | Yes | Aug 2026 | |
| 2 | $2.99 | 5.0★ (1) | No | No | Aug 2026 | |
| 3 | Free | — | No | No | May 2026 | |
| 4 | Free | 3.0★ (2) | Yes | No | Aug 2026 | |
| 5 | $0.99 | 3.0★ (1) | No | No | Aug 2026 | |
| 6 | Free | 4.2★ (5) | No | Yes | Sep 2026 | |
| 7 | Free | 4.9★ (161) | No | Yes | Sep 2026 | |
| 8 | Free | 3.4★ (5) | No | Yes | Aug 2026 |









Transform your iPhone into a vehicle G-force meter to measure acceleration, braking, and cornering. Features real-time displays, adjustable alerts, and peak hold functionality for detailed analysis.







Measure real-time G-forces on three axes with a precision crosshair display. Track peak G, acceleration history, and impact forces. Ideal for car performance, roller coasters, aviation, and physics experiments.


This app uses your device's accelerometers to calculate real-time g-force, speed, and altitude. Compare performance metrics from activities like rollercoasters or track cars. Note: not intended for flight or safety-critical use.


Automatically tracks and logs your drives, providing detailed stats like top speed, average speed, and distance. Analyze your acceleration, braking, and cornering to improve your driving smoothness. Compare your performance over time and compete on a global leaderboard.


Track your speed, distance, and trips with a versatile GPS odometer. Offers multiple display modes, including a HUD for windshield viewing. Features detailed analytics, route playback, and sprint timing for various activities.


This app simulates a paranormal investigation tool, offering real-time EMF monitoring with a classic multi-level LED display. It's designed for ghost hunting sessions, providing instant activity indicators and responsive environmental monitoring.


Transform your device into a precise 3-axis accelerometer. Monitor live acceleration and G-force readings, record motion data, and export it in various formats for detailed analysis. Ideal for experiments, testing, and engineering.




This app helps you achieve a healthier, more active lifestyle by tracking your physical activity and providing personalized goals. It awards points for moderate and intense exercise, aligning with recommendations from health organizations to improve heart health, sleep, and mental wellbeing.




This app helps users track their GLP 1 medication, weight loss, and overall health progress. It offers features for logging medication, monitoring weight and nutrition, and managing side effects. The tool aims to promote consistency and help users achieve their health goals.




Visualize vehicle movements and enhance driving skills with a high-precision G-force meter and telemetric logger. Features real-time monitoring, dynamic audio feedback, and data logging for track days or eco-driving analysis.




Navigate your world with real-time traffic, turn-by-turn directions for driving, walking, cycling, and public transport. Discover millions of businesses and places with photos and reviews. Plan trips with Street View, Immersive View, and offline maps.


This app helps women track their peptide and GLP-1 protocols privately on their device. Log doses, cycle, measurements, and lab values, with optional reminders and Apple Health integration. Includes a unit conversion utility for reconstitution math.




Effortlessly track your GLP-1 medication doses, injection sites, and side effects. Monitor your medication levels and weight trends with a simple, intuitive interface designed for consistency.