Best Obd Code Apps

247+ iOS apps curated and reviewed

4.1 avg rating
18 free apps
Updated September 2026

The best obd code apps on iPhone average 4.1★ across 247+ titles — we've ranked them by what real users actually keep on their phones. Updated September 2026.

Compare top Obd Code Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Car Scanner ELM OBD2Car Scanner ELM OBD2Free4.8★ (32K)YesYesSep 2026
2RepairSolutions2RepairSolutions2Free4.8★ (38K)NoYesSep 2026
3OBDLinkOBDLinkFree4.8★ (12K)NoYesSep 2026
4OBD2 Scanner | OBD Auto DoctorOBD2 Scanner | OBD Auto DoctorFree4.4★ (6.2K)NoYesSep 2026
5Carista OBD2Carista OBD2Free4.6★ (4.1K)YesYesSep 2026
6OBD2 Codes Pro Auto offlineOBD2 Codes Pro Auto offlineFree2.8★ (15)NoNoSep 2026
7Car Scanner OBD2 ELM: Obd MaryCar Scanner OBD2 ELM: Obd MaryFree4.7★ (39)YesYesSep 2026
8OBD2 Car Scanner: AI FixOBD2 Car Scanner: AI FixFree5.0★ (2)NoYesSep 2026

Top Picks for Obd Code

Car Scanner ELM OBD2#1

Car Scanner ELM OBD2 by Stanislav Svistunov

The best OBD2 diagnostic tool!
Editor's Choice
🔧 Utilities
4.8😊(32K ratings)
FreeAdsIn-App Purchases
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Monitor your car's performance, diagnose engine issues, and view sensor data in real-time. Customize your dashboard with gauges and charts, and reset fault codes. Supports a wide range of vehicles and offers advanced features for specific car brands.

What We Love

  • 🚀 Works great with cheap OBD2 adapters
  • 👍 Highly customizable dashboard
  • 👍 Comprehensive sensor data
  • 👍 Helpful error code lookup
  • 👍 Frequent updates
  • 👍 Affordable pro version
  • 👍 Supports many vehicle makes/models

Room to Improve

  • 🐛 Occasional connection issues
  • 🐛 Incorrect sensor readings for some vehicles
  • 🐛 Crashes or freezes on some devices
  • 🔋 Drains battery when left running
4.8😊(38K ratings)
FreeIn-App Purchases
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This app provides comprehensive vehicle care and repair information for car and truck owners, DIYers, and technicians. It offers diagnostic capabilities with compatible OBD2 scanners and a vast database of verified fixes from ASE Master Technicians. Users can also access free vehicle maintenance information and schedule repairs.

What We Love

  • 👍 Easy to use
  • 🚀 Efficient and fast
  • 💡 Helpful diagnostic features
  • 🤑 Good value for money
  • 🔧 Useful for DIY mechanics

Room to Improve

  • 🐛 Connectivity issues
  • 🔍 Limited functionality
  • 🕰️ Slow app performance
  • 🔋 Firmware update process
4.8😐(12K ratings)
FreeIn-App Purchases
OBDLink screenshot 1
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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.

What We Love

  • 🚀 Fast and responsive
  • 👍 Customizable dashboard
  • 📊 Comprehensive diagnostics
  • 💰 Good value for money
  • 🔧 Helpful for DIY repairs

Room to Improve

  • 🐛 Connectivity issues
  • 🔌 Unreliable Bluetooth connection
  • 🤔 Limited support for newer vehicles
  • 📱 No CarPlay/Android Auto support
  • 🔍 Difficult to navigate/configure

More Obd Code apps to explore

FAQ about Obd Code

What are the best obd code apps for iPhone?
Car Scanner ELM OBD2 tops our obd code apps ranking as of September 2026, with a 4.8-star average from 32K App Store ratings, and it's free to download.
Yes — 18 of the top obd code apps we rank are free to download, including Car Scanner ELM OBD2 and RepairSolutions2.
Car Scanner ELM OBD2 shows ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 247+ obd code apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
This app acts as a vehicle diagnostic tool, performance monitor, and trip computer. It connects to your car's OBD2 engine management system via a Wi-Fi or Bluetooth adapter to display real-time sensor data, read and reset fault codes, and provide detailed vehicle information.
Key features include real-time sensor data display, the ability to read and reset DTC fault codes with a large database of descriptions, customizable dashboards with gauges and charts, extended PID support for hidden information, Mode 06 test results, emission test readiness checks, and accurate acceleration measurements.

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