Track acceleration and speed metrics automatically
Measure acceleration times like 0–60 mph and 1/4 mile without extra hardware. Set up measurements before starting the vehicle. Automatically record results when target speeds are reached. Save data locally or export to other devices.
by Thomas Hagenau★ 4.52,737 ratingsUtilitiesFreeData updated 2026-09-14
Allows users to create unlimited timers and start them with a simple set and play function. Stopwatches include lap tracking and a clear display. Timers make noise upon completion. Users can delete timers using an 'X' button.
The app calculates race or training pace per mile or per kilometer. It accepts distance and time inputs to determine pace, supporting both miles and kilometers.
Calculate vehicle horsepower, 1/4 and 1/8 mile trap speed, and times using phone sensors. View detailed performance data. Export results and compare against benchmarks. Set performance goals and track progress over time.
Measure pitch speed using a camera with high frame rate video capture. Analyze individual frames to mark pitch start and end points. Zoom in with a magnifying lens for detailed video review.
Monitor speed with analog and digital speedometers using GPS. Switch between units like km/h, mph, and knots. Set speed alarms to avoid exceeding limits. Adjust alarm settings and scale as needed. Control alarm activation and deactivation.
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Records GPS data for precise lap timing. Displays real-time lap times and predictive times. Integrates with Sport for enhanced accuracy. Tracks vehicle performance metrics. Syncs with iPhone or iPad for data review.
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Calculate tyre and rolling radius. Adjust speedometer error and customize speed settings. Compare wheels, save results as images, and use split view. Includes truck wheel and clearance calculators. Access a database of car wheels.