Best Cuspart alternatives: apps like Cuspart: GPS - Drag Timer

Race Buddy: Lap & Drag Timer

0-60, Quarter Mile, Track Day

Free

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.

DragRacing – Real Drag Timer

0–60 & drag time test

Free

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.

FastR - 0-60 Acceleration Test

by Erhies Fekarurhobo

Free

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.

Zero To Sixty HUD

0–60 MPH & ¼ Mile GPS Timer

$1.99

This app acts as a heads-up display to accurately time your vehicle's acceleration from 0 to 60 or 0 to 100 mph. It automatically resets when stationary and records your speed, announcing the time aloud once the target speed is reached. Requires GPS to be enabled on your iPhone for optimal performance.