Best Rsiajp Apps

250+ iOS apps curated and reviewed

4.2 avg rating
19 free apps
Updated August 2026

RSiAJP is the household name in rsiajp, but it's far from the only option. We track 250+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Rsiajp Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1RSiAJPRSiAJP$22.995.0★ (1)NoNoAug 2026
2RSiAJP LiteRSiAJP LiteFreeNoNoAug 2026
3VroomScan - Engine DiagnosisVroomScan - Engine DiagnosisFreeNoNoAug 2026
4myAudimyAudiFree4.6★ (65K)NoNoAug 2026
5JB4 PROJB4 PROFree4.4★ (14)NoNoAug 2026
6Aces ConnectAces ConnectFree5.0★ (4)NoNoAug 2026
7MotorData OBD ELM car scannerMotorData OBD ELM car scannerFree4.6★ (48)NoYesAug 2026
8LED Performance -Car dashboardLED Performance -Car dashboardFree2.4★ (5)YesYesJul 2026

Top Picks for Rsiajp

RSiAJP#1

RSiAJP by Grenat

TVR Diagnostics
Editor's Choice
🔧 Utilities
5.0(1 ratings)
$22.99
RSiAJP screenshot 1
RSiAJP screenshot 2
RSiAJP screenshot 3
RSiAJP screenshot 4
RSiAJP screenshot 5

Monitor and diagnose your TVR AJP engined car's ECU in real-time. View live engine data, logged faults, and GPS information. Reset faults, service intervals, and adaptives. Set custom alerts with voice and sound notifications.

More Rsiajp apps to explore

4
myAudi
myAudi
myAudi
The app for Audi drivers
Free

This app connects you to your Audi, offering intelligent route planning, an AI assistant for vehicle information, and remote control of key functions. It enhances your driving experience by making it smarter and more convenient, regardless of your vehicle type.

AI-powered Audi assistantIntelligent route planner with real-time dataRemote vehicle control
✈️ Travel
(65K)
free
5
JB4 PRO
JB4 PRO
JB4 PRO
Exclusively for the JB4
Free

Integrate your performance tuner with your smartphone to adjust engine maps, view real-time data, and manage system settings. This app requires a specific Bluetooth adapter for full functionality.

Change mapsMonitor live engine dataRecord logs
⚽ Sports
(14)
free
6
Aces Connect
Aces Connect
Aces Connect
Wireless ACES EFI Control
Free

Wirelessly control your engine's EFI system with real-time data monitoring and instant adjustments. Tune your engine on the fly and review detailed performance logs through an intuitive interface.

Wireless Bluetooth connectionReal-time engine data monitoringInstant tuning adjustments
🔧 Utilities
(4)
free
7
MotorData OBD ELM car scanner
MotorData OBD ELM car scanner
MotorData OBD ELM car scanner
Car diagnostic. Dashboard.
Free

Transform your smartphone into a comprehensive car diagnostic tool. Read and clear trouble codes, monitor real-time vehicle performance, and customize your dashboard for a deeper understanding of your car's health. Includes free engine diagnostics with optional advanced features for specific brands.

Deep diagnostics for up to 25 ECUsOne-touch scan for trouble codesDecode DTCs and clear Check Engine Light
🔧 Utilities
(48)
free with in-app purchases
8
LED Performance -Car dashboard
LED Performance -Car dashboard
LED Performance -Car dashboard
LED Steering wheel Dashboard
Free

This app displays and records real-time driving data from your vehicle using OBD and GPS. It offers detailed insights into performance metrics and allows interaction with smart hardware for customization. Enhance your driving experience with comprehensive data analysis.

Real-time driving data displayOBD and GPS data integrationVehicle performance recording and analysis
🔧 Utilities
(5)
free with in-app purchases
9
Carb Cheater 2.0
Carb Cheater 2.0
Carb Cheater 2.0
Interface for Carb Cheater
Free

Monitor and automatically adjust your engine's fuel mixture in real-time. Connect wirelessly to compatible hardware to view live engine data, log performance, and fine-tune settings for optimal performance.

Real-time engine data monitoringAutomatic fuel mixture adjustmentLive gauge displays
🔧 Utilities
(5)
free
10
EngineScan AI
EngineScan AI
EngineScan AI
AI-Powered Engine Diagnosis
Free

Analyze your vehicle's engine health by recording its sound. This AI-powered tool provides a basic diagnosis and can unlock deeper repair insights with an optional premium report. It also helps manage vehicle maintenance and find service locations.

AI engine sound analysisBasic diagnosis with rewarded adsUnlockable Premium Report
🔧 Utilities
(1)
free with in-app purchases
11
Banks Power - Control Center
Banks Power - Control Center
Banks Power - Control Center
iDash, PedalMonster, Derringer
Free

Control your vehicle's performance with this app. Monitor real-time engine data with the iDash Pro and enhance throttle response with PedalMonster. Customize acceleration and safety features for a better driving experience.

Control iDash Pro diagnostic instrumentEnhance PedalMonster throttle sensitivityMonitor real-time vehicle data
🔧 Utilities
(46)
free with in-app purchases
12
Modpro AI
Modpro AI
Modpro AI
AI for Mods & Builds
Free

This app serves as a central hub for automotive and motorcycle enthusiasts to track, organize, and optimize their custom builds. It offers professional build tracking, AI-powered recommendations, performance management, and a community forum for inspiration and connection.

Professional build trackingAI build advisorPerformance & spec management
🌟 Lifestyle
(80)
free
13
Engine Lab: Simulator & Sound
Engine Lab: Simulator & Sound
Engine Lab: Simulator & Sound
Build and hear virtual engines
Free
📚 Education
(0)
14
Engine Sounds: SuperRev
Engine Sounds: SuperRev
Engine Sounds: SuperRev
3D Tuning & Car Simulator
Free
🎬 Entertainment
(0)
15
Tuning: Pro
Tuning: Pro
Tuning: Pro
by Smart Vehicle Engineering GmbH
Free

Enhance your car's performance with a tuning module. Adjust settings to match your vehicle and driving style, with modes like Eco, Sport, and Race. Receive instant updates for your car's configuration and the tuning chip's software.

Car tuning moduleCustomizable settingsEco, Sport, Race driving modes
🔧 Utilities
(29)
free
16
123\Tune+
123\Tune+
123\Tune+
by Albertronic B.V.
Free

Control your classic car's ignition wirelessly via Bluetooth. Adjust advance and vacuum curves, monitor real-time engine data, and utilize features like a PIN-code immobilizer and rev limiter. Compatible with a wide range of classic vehicles.

Wireless ignition curve adjustmentReal-time engine data monitoringPIN-code immobilizer
🔧 Utilities
(242)
free
17
Pulse Racing
Pulse Racing
Pulse Racing
by Dinesh Tyagi
Free

This app simulates and visualizes various aspects of vehicle performance, including power curves, aerodynamics, and engine health. It offers specialized modules for dyno tuning, suspension, and thermal control to guide users through performance analysis.

Dyno Tune Pro moduleAero Lab for aerodynamic forcesSuspension Guru for balance
📚 Education
(2)
ad-supported
18
MSD Ultra 6AL
MSD Ultra 6AL
MSD Ultra 6AL
MSD Ultra Series Ignition App
Free

This app provides intuitive control and adjustment for ignition systems. Easily manage cylinder configurations, set rev limits, and view real-time parameters. Diagnostic alerts help with troubleshooting.

Bluetooth connectivityCylinder selectionLaunch, Burnout & Max Rev Limit settings
🔧 Utilities
(1)
free
19
Jaguar Remote
Jaguar Remote
Jaguar Remote
Connect with your car
Free

Stay connected to your Jaguar remotely for enhanced control over security and comfort. Prepare for trips, locate your vehicle, and manage settings for a more efficient and comfortable journey.

Remote vehicle status checksVehicle location and navigationRemote door and window status
🔧 Utilities
(8.7K)
free with in-app purchases
20
E-Tuner 4
E-Tuner 4
E-Tuner 4
by Edelbrock Corp
Free

This app connects wirelessly to an EFI system, allowing users to monitor engine data and adjust various settings like air-fuel ratios and ignition timing. It offers a setup wizard for initial calibration and advanced tuning options for performance optimization.

Bluetooth ECU communicationLive tuning of ECU settingsReal-time engine and sensor data monitoring
🔧 Utilities
(22)
free

FAQ about Rsiajp

What are the best rsiajp apps for iPhone?
RSiAJP tops our rsiajp apps ranking as of August 2026, with a 5.0-star average from 1 App Store ratings, and it's priced at $22.99.
Yes — 19 of the top rsiajp apps we rank are free to download, including RSiAJP Lite and VroomScan - Engine Diagnosis.
RSiAJP has no ads and has no in-app purchases, according to its App Store listing as of August 2026.
We track 250+ rsiajp apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
RSiAJP is designed for TVR cars equipped with AJP (V8 and S6) engines, including models like the Cerbera, Tamora, Tuscan, Sagaris, and T350. It connects to the car's MBE 941/970 ECU.
The application connects to the car's MBE 941/970 ECU using a Bluetooth Low Energy serial adapter. This adapter can be purchased from the developer's website, http://rsiajp.com.

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