228+ iOS apps curated and reviewed
The best engine monitoring apps on iPhone average 4.3★ across 228+ titles — we've ranked them by what real users actually keep on their phones. Updated June 2026.
Stream real-time aircraft and engine data to your mobile device, supplementing onboard instrumentation. Log and analyze flight data, monitor fuel levels, and receive critical parameter alarms. Requires a BlueMAX hardware adapter.
Transform your smartphone into a professional car diagnostic tool. Read and clear engine fault codes, monitor real-time sensor data, and perform advanced diagnostics without a mechanic. Supports a wide range of OBD2 compliant vehicles.
Transform your iPhone into a powerful vehicle diagnostics tool. Monitor real-time performance, read and clear fault codes, and customize your dashboard with detailed sensor data. Supports emission testing and offers a HUD mode for night driving.
Transform your phone into a powerful car diagnostic tool. Read and clear trouble codes, monitor real-time engine data, and track fuel economy. Generate detailed reports for easy sharing and analysis.
This app turns your smartphone into a powerful OBD2 scan tool. It allows you to read and clear trouble codes, view live data, and generate detailed repair reports for your vehicle. Understand your car's issues and make informed repair decisions.
Transform your smartphone into a powerful car diagnostic and customization tool. Easily scan trouble codes, monitor live data, and access advanced features like coding and service functions for a wide range of car brands. Save time and money on car maintenance and personalization.
Instantly view real-time tank levels on your smartphone, eliminating guesswork. Track usage history, receive low-level alerts, and easily request refills from your fuel supplier. Manage multiple tanks and share access with others.
This app provides direct access to your BMW or MINI vehicle's systems. Read and clear trouble codes from all control units, monitor real-time sensor values, and control features like exhaust flaps and active sound design. It also supports battery registration, DPF regeneration, and service resets.
This app translates your car's diagnostic trouble codes into plain language, helping you understand potential issues and their severity. It provides maintenance reminders and offers advanced features like issue forecasting and emissions pre-checks with a premium subscription.
This application provides real-time fleet management information for industrial engine fleets. It helps reduce ownership costs by offering comprehensive monitoring capabilities from anywhere, at any time.
Transform your phone into a powerful car diagnostic tool. Read and clear trouble codes, monitor live sensor data, and analyze performance with real-time graphs. Get AI-powered insights and detailed vehicle history reports.
This system provides wireless, multi-point load monitoring and overload prevention for stages and venues. It uses load cells to measure loads and transmit data to a portable receiver, which then sends it to an iPhone or iPad for real-time display.
Connect to your surveillance system to monitor multiple devices remotely. View live audio and video feeds, track device locations on a map, and configure combined media streams for comprehensive oversight.
Manage your fleet and vehicle needs on the go. Access fleet activity, approve actions, and monitor vehicle details like mileage and fuel. Request services and report usage from your mobile device.
Monitor network devices and websites from your mobile device. Track server availability, performance, and network diagnostics like ping, traceroute, and DNS lookup. Generate PDF reports for detailed analysis.
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.
Transform your iPhone into a vehicle diagnostics tool. Monitor real-time performance, read and clear fault codes, and customize gauges to display the data you need. Requires a LELink adapter for OBD2 connection.
Monitor your vehicle's vital information, track performance stats, and locate essential services like gas stations and EV chargers. This app enhances your driving experience by keeping key data accessible and providing navigation assistance.
Transform your smartphone into a powerful car diagnostic tool. Monitor real-time engine data, read and clear trouble codes, and track your vehicle's performance. Customize your dashboard and access repair manuals to understand and fix issues.
Monitor your vehicle's health and performance with this app. It offers real-time diagnostics, driving style analysis, and maintenance tracking. Connect to your car's OBD2 scanner for detailed insights and improved driving habits.