207+ iOS apps curated and reviewed
The best carbon drive belt tension tool apps on iPhone average 4.2★ across 207+ titles — we've ranked them by what real users actually keep on their phones. Updated May 2026.
This app uses your phone's microphone to measure the sonic vibration frequency of a belt drive. It helps you determine if your bicycle belt tension needs adjustment by comparing the frequency to a provided chart. It also offers a calculator for bicycle belt drive parameters like speed ratio and center distance.
Transform your device into a versatile toolkit with a comprehensive suite of measuring instruments. This app offers a metronome, stopwatch, timer, ruler, level, and various sensors to assist with a wide range of tasks.
This app enhances vehicle safety, security, and connectivity. It offers real-time GPS tracking, driver behavior analysis, and diagnostic alerts. It also provides a Wi-Fi hotspot and roadside assistance for added convenience and peace of mind.
This app functions as a sophisticated speedometer, alerting you to speed limit violations with visual and auditory cues. It also provides location sharing, altitude readings, and a GPS black box for trip data. Calculate mileage, costs, and fuel consumption for your journeys.
This application displays your current speed in miles per hour, kilometers per hour, or knots. It features a large, clear display with Retina support for optimal visibility. Accuracy is enhanced by adjusting indicator transparency.
Easily find and rent electric scooters, bikes, and e-bikes for a faster and more convenient daily commute. Simply locate a vehicle, scan to unlock, and enjoy your ride. Park in designated zones to end your trip.
Control your vehicle remotely, monitor its status, and access important information. Schedule maintenance and get assistance when you need it, all from your smartphone.
This app connects to your car's OBD2 port via a compatible adapter to read vehicle data. Monitor fuel economy, clear check engine lights, and create custom dashboards for real-time diagnostics and performance tracking.
Enhance your cycling with advanced ride tracking, performance analytics, and e-bike management. Monitor your bike's settings, battery life, and security features. Sync your rides with other fitness apps for a complete overview of your active lifestyle.
This app transforms your driving into a dynamic musical experience. It adapts your music interactively to your driving style, making every journey a unique symphony. Customize your audio response with various modes and sensitivity settings.
Access electric scooters and bikes for convenient urban travel. Enjoy smoother rides and expanded coverage with integrated services. Download the new app to start your journey.
This app transforms your phone into a cycling computer, offering personalized performance metrics, ride sharing, and safety features. Analyze your rides with detailed graphs and connect with other cyclists.
Customize your eBike's motor assist, track ride metrics, and get real-time range calculations. The app also provides suspension setup recommendations and service reminders for compatible Trek eBikes.
Control your electric vehicle via Bluetooth. Monitor speed, battery level, and current model. Adjust driving modes, set speed limits, and customize vehicle light colors for a personalized experience.
Monitor your vehicle's dashboard information, diagnose faults with a single click, and enhance security with anti-theft and electronic fence features. The app also offers navigation, performance tuning, and electronic key sharing for electric motorcycles, bicycles, and scooters.
Control and customize your smart electric hybrid bicycle. This app allows you to adjust motor assistance levels, track your cycling statistics, and share access with friends and family. Experience a seamless urban commute.
Rent electric scooters and e-bikes for convenient city travel. Easily find, unlock, and ride to your destination, reducing your carbon footprint and exploring new places affordably. Offers flexible pricing and safety resources.
This application provides a simple and handy way to generate vibrations. Users can create custom vibration patterns and control the vibration using intuitive swipe or long-press gestures.
This app helps cyclists track their rides, analyze performance, and discover new routes. It offers GPS logging, real-time stats, and integration with popular wearables and fitness platforms. Users can also connect with a community of cyclists for motivation and challenges.
This app transforms your eBike or regular bike into a connected system, integrating your digital life with your ride. Access navigation, music, calls, and fitness data safely and conveniently via a handlebar controller and smartphone integration.