217+ iOS apps curated and reviewed
From beginner-friendly picks to power-user tools, our RPM Direct list covers 217+ iPhone apps updated through June 2026. Compare ratings, prices, and screenshots in one place.
Shop for auto parts easily with the CarParts.com app, offering access to over 850,000 parts, fitment guarantee, fast shipping, account management features, hassle-free returns, buy now pay later options, and helpful how-to guides. Download now for convenience and savings up to 50% off local retailers.
Discover a comprehensive online store for car parts and tires. Explore a wide selection of high-quality products, detailed descriptions, compatibility checks, and competitive prices. Shop with ease, access professional customer service, and enjoy convenient returns and refunds.
This application measures the rotational speed of motors, such as those in model cars, and features tools for noise removal, speed conversion, and note-taking. Download and start measuring your motor's RPM for optimal performance.
An ultimate OBD2 Bluetooth car scanner app that helps diagnose engine and transmission issues by connecting to an ELM327 adapter. View and clear fault codes, see real-time data, and track trip records with this powerful tool. Check compatibility with your vehicle and access accurate diagnostics to take control of your car maintenance.
This smart meter application tracks and displays RPM and speed data, providing users with essential information at a glance. Download it now to experience the convenience of monitoring your vehicle's performance in real-time.
Shop over 1.5 million auto parts and accessories with ease using our app. Stay updated on sales, events, articles, and connect with us on social media. Request a catalog, track orders, and utilize the car finder feature—all at your fingertips.
An innovative mobile app for testing turntable RPM accuracy in real time, displaying wow/flutter variations graphically, and allowing users to save and review test sessions. Users can also access a Worldwide Turntable Accuracy Database for research and calibration tools for precise adjustments. Upgrade for unlimited measurements and additional features.
This acoustic tachometer app measures an engine's RPM by analyzing its sound, making it ideal for setup and diagnostics. Simply set the number of cylinders, engine type, and expected RPM range, and the app will provide an accurate reading, displayed in real-time, to help you troubleshoot and fine-tune your engine.
Access real-time data from your car's onboard diagnostic system with this powerful OBD2 scan tool. Monitor and analyze your vehicle's performance, troubleshoot issues, and make informed maintenance decisions. Get insights and stay on top of your car's health with OBD Fusion now!
Discover the ultimate automotive experience with an app that offers free car shows, breaking news, a comprehensive buyer's guide, and access to decades of automotive magazines. Download now and find what drives you! For more information, visit the help center.
Access over 400,000 auto parts and accessories easily with the official app. Find parts, locate stores, reserve items, and get expert advice with just a few taps.
Track your speed, distance, time, and location using this all-in-one GPS speedometer app. Get real-time updates on your speed while driving, running, or biking. Download now for accurate speed tracking and location services.
Discover the latest coupons, deals, and exclusive offers with an app dedicated to tools and savings. Easily browse products, watch demos, check availability, and sync wish lists across devices. Join the Inside Track Club for even more discounts and stay informed about America's top retailer of quality tools at unbeatable prices.
Discover the ultimate AI assistant for car and motorcycle enthusiasts. Get personalized modding guidance, comprehensive build planning, and connect with a community of enthusiasts. Start transforming your vehicle dreams into reality today!
Access a wide range of vehicle parts and accessories, buy and sell vehicles effortlessly, interact with other auto enthusiasts, and securely ship vehicles with the eBay Motors app. Utilize features like My Garage and Fitment Finder for a seamless experience. Join the community and explore the unparalleled inventory.
Order parts quickly and accurately with the AutoZonePro Mobile app. Features like VIN scanning and license plate decoding make it easy to find the right parts while managing your account conveniently. Get the right parts at the right time and price – sign up now!
Turn your mobile phone into a powerful automotive car scanner with this leading OBD2 car diagnostics tool. Quickly read diagnostic trouble codes, track vehicle data in real-time, and monitor sensor data to enhance your car knowledge and performance. See https://www.obdautodoctor.com/help/articles/obd2-compatible-cars/ for compatible vehicles.
This application calculates the optimal RPM for a lathe based on the selected material, designation, tool type, and work diameter. Simply choose your material and specifications, and the app will provide the calculated RPM value for efficient and precise lathe operation.
Access real-time data from your BMW or MINI with BimmerLink, including reading trouble codes, monitoring sensor values, controlling the exhaust flap, DPF regeneration, and more. Enhance your driving experience with the CarPlay add-on and seamlessly integrate vehicle monitoring. Browse supported cars and required accessories at https://bimmerlink.app.
Track your vehicle's performance with real-time GPS speed, GForce, and acceleration stats from 0-60 mph, 0-100 km/h, and 1/4 mile distances. Easily switch between metric and imperial units, and use the drag race simulation feature to test your car's limits and improve your driving skills. Start optimizing your speed with this all-in-one speedometer and GForce app today!