Measure your car's acceleration and speed with your smartphone. Track 0-100 km/h, 100-200 km/h, and quarter-mile times with high accuracy using built-in sensors. Save and share your performance results.



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Looking for something like Quarter, 0? We've analyzed 34+ similar apps to help you find the best alternative. Each app is compared by ratings, features, and real user reviews, so you can make the right choice.



Measure your car's acceleration and speed with your smartphone. Track 0-100 km/h, 100-200 km/h, and quarter-mile times with high accuracy using built-in sensors. Save and share your performance results.


Measure your vehicle's acceleration performance with this tool. Easily track times like 0-60 mph or 0-1/4 mile. Useful for performance testing and safe driving awareness on public roads.






Measure your vehicle's acceleration performance with this app. It automatically tests 0-60 and quarter-mile times with millisecond accuracy. Compete with others on a real-time leaderboard and save results for different car models.


Measure drag racing times accurately using GPS without specialized equipment. Track your 0-60 times, 1/4 mile, and 1/2 mile performance. Ideal for test runs and training, it offers multiple measurement points and result history.


This app transforms your device into a professional racing performance analyzer. It offers GPS lap timing, drag racing measurements, and video data overlay for automotive enthusiasts. Track your performance, compare with others globally, and analyze your runs with detailed telemetry.


Measure your car's acceleration from 0 to 100 km/h, 0-60 mph, and quarter-mile times using your smartphone's sensors. Developed with input from professional racers, it offers precise vehicle dynamics analysis without extra hardware.


This GPS-based performance meter allows users to track various acceleration metrics like 0-60mph and 1/4 mile times. It enables sharing performance data on leaderboards and videos with real-time overlays. A dedicated hardware device is required for testing.


Track your drag racing time slips digitally, eliminating the need for paper records. The app records density altitude to help predict your next ET dial. Access qualification, pairing, and ladder reports all from your mobile device.


This app acts as a next-generation GPS lap timer, compatible with various Dragy devices. It offers real-time predictive lap timing, dual-camera video recording with data overlays, and detailed analysis tools. Compete on leaderboards and share your best laps instantly.


Measure your vehicle's performance with your iPhone's sensors and GPS. Track acceleration, top speed, and lap times across various vehicle types. Analyze your runs with detailed statistics and compare your performance.