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.
GPS speedometer displays real-time speed for driving, biking, or walking. Measure trip distance offline. Track altitude for planes. Switch between mph, km/h, and knots. Use Today Widget or Apple Watch. Adjust screen color and toggle mirror .
Displays speed and distance using GPS. Tracks maximum speed with vibration alerts. Shows position and time of maximum speed on a map. Switches between light and dark modes. Notifies of GPS measurement errors. Supports motorcycles, cars, and planes.
Displays speed in and distance traveled using GPS. Tracks maximum speed with vibration alerts. Shows position and time of maximum speed on a map. Switches between light and dark modes. Notifies of GPS measurement errors.
Track speed using GPS with options for mph, km/h, and knots. Display city name and compass if enabled. Show traveled distance and optional average and maximum speed. Choose from multiple interface colors. Record speed during trips.
Track speed and trip data using GPS. Switch between km/h and mph. View odometer, average, and maximum speed. Check outside temperature and weather. Receive audio and visual alerts for speed limits. Use compass and customize display color.
Find dimensions and get recommendations for new . Compare wheels by offset and width. View visual comparisons and measure deviations. Identify factory size for your vehicle.
Perform calculations a scientific featuring pi, exponents, square root, negative numbers, and logarithms. View calculation and adjust decimal places or use thousands separators. Customize keyboard colors and sounds.
GPS-based digital displays current speed during driving, flying, cycling, or boating. Shows head-up display mode on car dashboard. Displays maximum speed limit and road name. Includes linear compass for direction.
GPS tracks current speed, distance, and altitude. Displays average and maximum speed. Shows speed limits in real time. Supports mph, km/h, and knots. Measures travel time and battery level. Works offline.
Offers scientific and standard modes for math tasks. Users can customize colors and themes. It provides real-time calculation results and supports basic and advanced operations.
Convert units across 16 categories with instant results. Switch between metric, imperial, and other systems. Calculate conversions for length, weight, temperature, and more. Store frequently used values for quick access.
Displays current speed, longitudinal and transverse slope, and ascent/descent percentages. Switch between normal and HUD modes for windscreen reflection. Verify vehicle speed during cycling, running, flying, or sailing.
Track speed and distance in miles and kilometers. Monitor real-time speed and display maximum and average speeds. Check speed limits and receive warnings for speed and red light cameras. Access offline maps and view weather conditions.