This app provides a quick reference for all engine swaps available in Gran Turismo 7. Easily find compatible engines for any car or cars that can use a specific engine, helping you plan your dream builds.



167+ iOS apps & games curated and reviewed
Every iPhone needs a few good engine swap apps. We benchmark 167+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.



This app provides a quick reference for all engine swaps available in Gran Turismo 7. Easily find compatible engines for any car or cars that can use a specific engine, helping you plan your dream builds.




Experience a unique drag racing game with over 70 cars, realistic physics, and extensive customization. Compete in various tournaments and against fictional characters. Optimized for performance on lower-end devices.






Explore and animate four-stroke engines with detailed customization options. Simulate transmissions, edit engine specifications, and experience realistic vehicle physics. Share your creations and learn about engine mechanics through interactive tutorials.


Explore the mechanics of 4-stroke engines with this interactive simulator. Visualize the transformation of various engine types and understand their internal workings through detailed CG animation. Enhance your knowledge with adjustable settings and realistic engine sound options.


This app helps flight crews optimize their schedules by facilitating swaps with other crew members. Users can set preferences for days off, layovers, and more, then swipe to find compatible matches. It offers real-time flight updates and notifications.


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.


Merge engine pistons to earn money and upgrade your car. Experience the satisfying ASMR of engine sounds while competing in races. Unlock diamond, gold, silver, and bronze pistons for maximum speed and profit.


Explore the physics of piston engines by building, tuning, and testing them. Simulate combustion and rigid body motion in real-time. Compete with others on a global leaderboard by posting your creations.


Easily replace photo backgrounds with solid colors. Import images, choose a color, adjust lighting, and save or share your creations. All processing happens locally on your device for enhanced privacy.


This professional planning tool assists marine professionals in selecting ship engines by providing detailed technical specifications and fuel consumption data. It supports comparisons for a wide range of engine types, including advanced technologies for current and future emissions standards.


This app enables e-bike delivery workers to quickly swap depleted batteries for fully charged ones at nearby stations. Maximize earnings and minimize downtime with a convenient and affordable solution for urban mobility.


Analyze engine sound to calculate RPM using advanced signal processing. Ideal for engine setup and diagnostics, it supports various engine types and provides real-time feedback for accurate readings.




This app allows for complete DME remapping of BMW vehicles, offering maximum performance and safety. It provides full OBD flashing, pre-configured performance maps, and advanced engine monitoring capabilities. Users can also customize various flash options for a personalized driving experience.


Control your motorcycle's engine performance directly from your iPhone. Access hundreds of pre-loaded engine tunes or create custom ones. Easily flash tunes to your bike's ECU, monitor real-time engine data, and manage diagnostic trouble codes.


Manage the maintenance and service of your Perkins engines with this free app. Receive timely reminders for service intervals, access essential manuals and parts lists, and track service history. Easily locate your nearest Perkins distributor for support and genuine parts.


Access the latest automotive news, in-depth car reviews, and a comprehensive buyer's guide to research your next vehicle. Explore historical magazine archives and find listings for vehicles in the marketplace.


Measure engine RPM from sound without any tools. Simply point your phone at the exhaust of various engines like motorcycles, cars, or lawn mowers to get accurate, real-time readings. The app automatically filters background noise and indicates signal quality for reliable measurements.


Find the best prices on replacement engines from a trusted network of UK suppliers. This app streamlines the process of getting quotes, comparing options, and selecting a seller, saving you time and money.


This application enables vehicle tuning through the DS-MFD module. It provides a direct interface for adjusting vehicle performance parameters.