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Best Elm 327 Obd2 Apps

245+ iOS apps curated and reviewed

3.7 avg rating
20 free apps
Updated September 2026

Car Scanner ELM OBD2 is the household name in elm 327 obd2, but it's far from the only option. We track 245+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Elm 327 Obd2 Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Car Scanner ELM OBD2Car Scanner ELM OBD2Free4.8★ (32K)YesYesSep 2026
2OBDII Scanner ELM327 OBD2OBDII Scanner ELM327 OBD2Free3.4★ (5)NoYesAug 2026
3ELM327 WiFi DiagnosticELM327 WiFi DiagnosticFree1.0★ (1)NoNoSep 2026
4OBD2 Scanner: Torque ELM 327OBD2 Scanner: Torque ELM 327Free4.6★ (933)YesYesSep 2026
5OBD2 Cat: Car ScannerOBD2 Cat: Car ScannerFree—NoNoSep 2026
6OBD2 Car Scanner - EOBD FacileOBD2 Car Scanner - EOBD FacileFree4.6★ (5K)NoYesSep 2026
7Car Scanner OBD2 ELM: Obd MaryCar Scanner OBD2 ELM: Obd MaryFree4.7★ (39)YesYesSep 2026
8OBD2 Scanner | OBD Auto DoctorOBD2 Scanner | OBD Auto DoctorFree4.4★ (6.1K)NoYesSep 2026

Top Picks for Elm 327 Obd2

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
Car Scanner ELM OBD2 screenshot 1
Car Scanner ELM OBD2 screenshot 2
Car Scanner ELM OBD2 screenshot 3
Car Scanner ELM OBD2 screenshot 4
Car Scanner ELM OBD2 screenshot 5
Car Scanner ELM OBD2 screenshot 6

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

More Elm 327 Obd2 apps to explore

FAQ about Elm 327 Obd2

What are the best elm 327 obd2 apps for iPhone?
Car Scanner ELM OBD2 tops our elm 327 obd2 apps ranking as of September 2026, with a 4.8-star average from 32K App Store ratings, and it's free to download.
Yes — 20 of the top elm 327 obd2 apps we rank are free to download, including Car Scanner ELM OBD2 and OBDII Scanner ELM327 OBD2.
Car Scanner ELM OBD2 shows ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 245+ elm 327 obd2 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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