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Best Elm Obd2 Apps

248+ iOS apps curated and reviewed

4.1 avg rating
19 free apps
Updated August 2026

Every iPhone needs a few good elm obd2 apps. We benchmark 248+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Compare top Elm Obd2 Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Car Scanner ELM OBD2Car Scanner ELM OBD2Free4.8★ (32K)YesYesAug 2026
2OBD2 Car Scanner - EOBD FacileOBD2 Car Scanner - EOBD FacileFree4.6★ (5K)NoYesAug 2026
3Car Scanner | OBD Auto DoctorCar Scanner | OBD Auto DoctorFree4.4★ (6.1K)NoYesAug 2026
4Infocar - OBD2 ELM ScannerInfocar - OBD2 ELM ScannerFree4.5★ (270)NoYesAug 2026
5BlueDriver OBD2 Scan ToolBlueDriver OBD2 Scan ToolFree4.6★ (14K)NoNoAug 2026
6Car Scanner ELM OBD2 327Car Scanner ELM OBD2 327Free5.0★ (3)NoYesJul 2026
7canfiti: elm obd2 feature toolcanfiti: elm obd2 feature toolFree—NoNoJul 2026
8OBDII Scanner ELM327 OBD2OBDII Scanner ELM327 OBD2Free3.4★ (5)NoYesAug 2026

Top Picks for Elm 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

Room to Improve

  • 🐛 Occasional connection issues
  • 🐛 Incorrect sensor readings for some vehicles
  • 🐛 Crashes or freezes on some devices
OBD2 Car Scanner - EOBD Facile#2

OBD2 Car Scanner - EOBD Facile by OUTILS OBD FACILE SARL

Torque & ELM327 OBD Diagnostic
Strong Contender
🔧 Utilities
4.6😐(5K ratings)
FreeIn-App Purchases
OBD2 Car Scanner - EOBD Facile screenshot 1
OBD2 Car Scanner - EOBD Facile screenshot 2
OBD2 Car Scanner - EOBD Facile screenshot 3
OBD2 Car Scanner - EOBD Facile screenshot 4
OBD2 Car Scanner - EOBD Facile screenshot 5
OBD2 Car Scanner - EOBD Facile screenshot 6

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.

What We Love

  • 👍 Helpful for diagnosing issues
  • 🚀 Easy to use and connect
  • 💡 Provides useful vehicle data
  • 🔍 Able to read and clear error codes

Room to Improve

  • 💰 Expensive for full functionality
  • 🔒 Requires paid upgrade to access key features
  • 🐛 Connectivity issues and app crashes
Car Scanner | OBD Auto Doctor#3

Car Scanner | OBD Auto Doctor by Creosys

OBD2 diagnostic for ELM 327
Worth Considering
🔧 Utilities
4.4😐(6.1K ratings)
FreeIn-App Purchases
Car Scanner | OBD Auto Doctor screenshot 1
Car Scanner | OBD Auto Doctor screenshot 2
Car Scanner | OBD Auto Doctor screenshot 3
Car Scanner | OBD Auto Doctor screenshot 4
Car Scanner | OBD Auto Doctor screenshot 5
Car Scanner | OBD Auto Doctor screenshot 6

Diagnose your car's engine light issues and monitor real-time performance data. This app allows you to read and clear diagnostic trouble codes, track fuel consumption, and view sensor data. It's a comprehensive tool for understanding your vehicle's health.

What We Love

  • 🚀 Works great
  • 👍 Easy to use
  • 🚀 Accurate diagnostics
  • 🚀 Extensive adapter support

Room to Improve

  • 🔒 Requires subscription for full functionality
  • 🐛 Connection issues
  • 🐛 Inconsistent performance

More Elm Obd2 apps to explore

4
Infocar - OBD2 ELM Scanner
Infocar - OBD2 ELM Scanner
Infocar - OBD2 ELM Scanner
OBD2 scanner & car diagnostic
Free

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.

Vehicle diagnostics and fault code clearingReal-time sensor data monitoringCustomizable dashboard with HUD
🔧 Utilities
(270)
free with in-app purchases
5
BlueDriver OBD2 Scan Tool
BlueDriver OBD2 Scan Tool
BlueDriver OBD2 Scan Tool
Fear No Fix™
Free

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.

Read and clear trouble codes (Check Engine, ABS, etc.)Generate professional-grade Repair ReportsAccess Mode 6 and smog readiness data
📊 Productivity
(14K)
free with in-app purchases
6
Car Scanner ELM OBD2 327
Car Scanner ELM OBD2 327
Car Scanner ELM OBD2 327
OBD2 Diagnostic tool ELM 327
Free

Transform your smartphone into a powerful car diagnostic tool. Connect with a compatible OBD2 adapter to read trouble codes, monitor live sensor data, and understand your vehicle's health in real-time. Gain clarity on warning lights and prevent costly repairs with this intuitive automotive companion.

Read OBD2 Diagnostic Trouble Codes (DTC)Monitor live sensor dataReset Check Engine Light
🔧 Utilities
(3)
free with in-app purchases
7
canfiti: elm obd2 feature tool
canfiti: elm obd2 feature tool
canfiti: elm obd2 feature tool
car diagnostic
Free
🔧 Utilities
(0)
8
OBDII Scanner ELM327 OBD2
OBDII Scanner ELM327 OBD2
OBDII Scanner ELM327 OBD2
OBD2 Scanner and Trouble codes
Free

This app allows you to scan your car's trouble codes and view live data using an OBD2 Bluetooth adapter. It logs statistics and freeze frames for future reference, storing all diagnostic trouble codes (DTCs) on a server.

Scan car trouble codesView live dataLog live statistics
🔧 Utilities
(5)
free with in-app purchases
9
OBD2 Scanner: Torque ELM 327
OBD2 Scanner: Torque ELM 327
OBD2 Scanner: Torque ELM 327
Torque OBD2 Car Scanner ELM327
Free

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.

Real-time engine data monitoringRead and clear trouble codesPerformance tracking
🔧 Utilities
(891)
free with in-app purchases
10
OBD2 Car Scanner ELM327: Cavox
OBD2 Car Scanner ELM327: Cavox
OBD2 Car Scanner ELM327: Cavox
Check engine light? AI verdict
Free
🔧 Utilities
(0)
11
MechanicAI - OBD2 ELM Car Scan
MechanicAI - OBD2 ELM Car Scan
MechanicAI - OBD2 ELM Car Scan
OBD2 Scanner with AI Diagnosis
Free
🔧 Utilities
(0)
12
OBD2 Expert
OBD2 Expert
OBD2 Expert
ScanTool, Simulator & Bridge
Free

Diagnose and monitor your vehicle's health by connecting an OBD2 adapter. View sensor data, read and reset trouble codes, and analyze diagnostic information. Developers can use it as a hardware simulator or protocol bridge.

Vehicle diagnostics and monitoringRead and reset diagnostic trouble codes (DTC)View current sensor data
🔧 Utilities
(725)
free with in-app purchases
13
ELM327 WiFi Diagnostic
ELM327 WiFi Diagnostic
ELM327 WiFi Diagnostic
Car diagnostic
Free

This utility app connects to your vehicle's onboard diagnostics system via an ELM327 WiFi adapter. It allows you to check your car's version and supported protocols, and includes example commands for troubleshooting.

ELM327 version supportAll protocol supportVersion and protocol checking
🔧 Utilities
(1)
free
14
Car Scanner: OBD2 ELM Reader
Car Scanner: OBD2 ELM Reader
Car Scanner: OBD2 ELM Reader
OBD diagnostics for ELM327
Free

Transform your smartphone into a car diagnostic tool. Read and clear trouble codes, monitor real-time engine data, and access manufacturer-specific information. Analyze driving behavior and track fuel efficiency.

Read and clear OBD2 trouble codesReal-time car data monitoringManufacturer-specific code access
🔧 Utilities
(2)
freemium
15
OBD2 AI SKANR: Car Scanner ELM
OBD2 AI SKANR: Car Scanner ELM
OBD2 AI SKANR: Car Scanner ELM
ELM 327 OBD 2 Engine Codes DTC
Free
🔧 Utilities
(0)
16
OBD2 Car Scanner ELM 327 EOBD
OBD2 Car Scanner ELM 327 EOBD
OBD2 Car Scanner ELM 327 EOBD
ELM327 Car Diagnostics Tool
Free
🔧 Utilities
(0)
17
OBD2 - اكواد اعطال السيارات
OBD2 - اكواد اعطال السيارات
OBD2 - اكواد اعطال السيارات
ترجمة و شرح اكواد OBD بالعربية
Free

This app translates and explains car error codes in Arabic. It helps you diagnose vehicle issues without needing to visit a mechanic, providing detailed Arabic explanations for OBD codes.

Arabic translation of car error codesDiagnosis of vehicle faultsExplanation of OBD codes
🔧 Utilities
(2.6K)
free
18
OBD Connector - OBD-II, ELM327
OBD Connector - OBD-II, ELM327
OBD Connector - OBD-II, ELM327
OBD-II diagnostics and trips
$4.99
$5.99 | 17% OFF
🔧 Utilities
(0)
19
Car Scanner ELM OBD2 - Torque
Car Scanner ELM OBD2 - Torque
Car Scanner ELM OBD2 - Torque
Fixd & Check Engine Diagnostic
Free

Transform your iPhone into a powerful car diagnostic tool. Read and clear trouble codes, monitor live vehicle sensor data, and understand check engine light warnings. Works with most vehicles manufactured since 1996 using standard OBD2 adapters.

Read and clear OBD2 trouble codesUnderstand check engine light warningsMonitor live vehicle sensor data
🔧 Utilities
(11)
free with in-app purchases
20
Car Scanner OBD2 Torque Pro
Car Scanner OBD2 Torque Pro
Car Scanner OBD2 Torque Pro
OBD2 Scan for Car Diagnostic
Free

This app transforms your device into a powerful car diagnostic tool. It allows you to monitor real-time sensor data, read and interpret diagnostic trouble codes (DTCs), and access detailed information about your vehicle's systems. Compatible with most cars manufactured after 1996.

Real-time sensor data monitoringRead and interpret DTCsAccess Parameter Identification Codes (PIDs)
🔧 Utilities
(883)
free with in-app purchases

FAQ about Elm Obd2

What are the best elm obd2 apps for iPhone?
Car Scanner ELM OBD2 tops our elm obd2 apps ranking as of August 2026, with a 4.8-star average from 32K App Store ratings, and it's free to download.
Yes — 19 of the top elm obd2 apps we rank are free to download, including Car Scanner ELM OBD2 and OBD2 Car Scanner - EOBD Facile.
Car Scanner ELM OBD2 shows ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 248+ elm obd2 apps on the iOS App Store as of August 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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