Speed Up 0-60 & 0-100 test

Turn your iPhone into a professional-grade performance meter. Speed Up is the most accurate and easy-to-use tool for measuring your vehicle's acceleration, from 0-60 mph to the quarter-mile and beyond. Whether you're a car enthusiast, an amateur racer, or just curious about your vehicle's performance, Speed Up provides the data you need in a clean, modern interface. Key Features: ACCURATE PERFORMANCE TESTING: Measure 0-60 mph, 0-100 km/h, 1/4 mile, and more with precision GPS and sensor data.