Best Elm 327 Obd2 Apps

218+ iOS apps curated and reviewed

4.2 avg rating
19 free apps
Updated July 2026

Car Scanner ELM OBD2 is the household name in elm 327 obd2, but it's far from the only option. We track 218+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Elm 327 Obd2 Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Car Scanner ELM OBD2Car Scanner ELM OBD2Free4.8★ (32K)YesYesAug 2026
2OBD2 Scanner: Torque ELM 327OBD2 Scanner: Torque ELM 327Free4.6★ (891)YesYesAug 2026
3OBD2 Car Scanner - EOBD FacileOBD2 Car Scanner - EOBD FacileFree4.6★ (5K)NoYesAug 2026
4OBDII Scanner ELM327 OBD2OBDII Scanner ELM327 OBD2Free3.4★ (5)NoYesAug 2026
5Carista OBD2Carista OBD2Free4.6★ (4K)YesYesAug 2026
6Car Scanner | OBD Auto DoctorCar Scanner | OBD Auto DoctorFree4.4★ (6.1K)NoYesAug 2026
7inCarDoc OBD2 ELM327 ScannerinCarDoc OBD2 ELM327 ScannerFree3.1★ (153)YesYesAug 2026
8OBD2 Scanner ELM327: GarageProOBD2 Scanner ELM327: GarageProFree4.3★ (19)NoYesAug 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

Room to Improve

  • 🐛 Occasional connection issues
  • 🐛 Incorrect sensor readings for some vehicles
  • 🐛 Crashes or freezes on some devices
OBD2 Scanner: Torque ELM 327#2

OBD2 Scanner: Torque ELM 327 by Phong Pham

Torque OBD2 Car Scanner ELM327
Strong Contender
🔧 Utilities
4.6😞(891 ratings)
FreeAdsIn-App Purchases
OBD2 Scanner: Torque ELM 327 screenshot 1
OBD2 Scanner: Torque ELM 327 screenshot 2
OBD2 Scanner: Torque ELM 327 screenshot 3
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OBD2 Scanner: Torque ELM 327 screenshot 6

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.

What We Love

  • 👍 Simple and easy to use setup
  • ✅ Works well for some vehicle models
  • ⭐ Useful for basic OBD2 scanning

Room to Improve

  • 💰 Expensive pricing for limited functionality
  • 🐛 Bluetooth connection drops frequently
  • ❌ Poor compatibility with many vehicle models
OBD2 Car Scanner - EOBD Facile#3

OBD2 Car Scanner - EOBD Facile by OUTILS OBD FACILE SARL

Torque & ELM327 OBD Diagnostic
Worth Considering
🔧 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

More Elm 327 Obd2 apps to explore

4
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
5
Carista OBD2
Carista OBD2
Carista OBD2
Code, Service, Diagnose cars
Free

This app acts as a DIY car mechanic, allowing you to customize features, diagnose warning lights, monitor live data, and perform maintenance. Save time and money by handling common car tasks yourself.

Customize car behavior and unlock hidden featuresDiagnose and reset dashboard warning lightsMonitor real-time vehicle parameters
🔧 Utilities
(4K)
free with in-app purchases
6
Car Scanner | OBD Auto Doctor
Car Scanner | OBD Auto Doctor
Car Scanner | OBD Auto Doctor
OBD2 diagnostic for ELM 327
Free

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.

Read and clear OBD2 diagnostic trouble codes (DTC)Reset Check Engine LightMonitor real-time vehicle data and sensor readings
🔧 Utilities
(6.1K)
free with in-app purchases
7
inCarDoc OBD2 ELM327 Scanner
inCarDoc OBD2 ELM327 Scanner
inCarDoc OBD2 ELM327 Scanner
Car diagnostics, obd2 scanner
Free

This app acts as a car diagnostic tool, allowing users to scan fault codes, monitor real-time engine parameters, and log vehicle maintenance. It helps optimize car performance and control fuel consumption by accessing ECU data.

OBD2 fault code scannerReal-time parameter monitoringLogbook for diagnostics and maintenance
✈️ Travel
(153)
free with in-app purchases
8
OBD2 Scanner ELM327: GaragePro
OBD2 Scanner ELM327: GaragePro
OBD2 Scanner ELM327: GaragePro
OBD Scanning at turbo speed!
Free

This app provides comprehensive OBD scanning for vehicles, allowing users to read and clear fault codes from various ECUs, monitor live sensor data, and perform special functions like DPF regeneration and injector coding. It supports over 100 vehicle makes and offers detailed reports and diagnostic assistance.

Read and delete fault codes from any ECUMonitor over 200 live sensor data pointsPerform special OBD functions
🔧 Utilities
(19)
free with in-app purchases
9
FIXD OBD2 Scanner
FIXD OBD2 Scanner
FIXD OBD2 Scanner
Clear Your Check Engine Light
Free

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.

Translate check engine light codesUnderstand issue severityMaintenance reminders
🔧 Utilities
(26K)
free with in-app purchases
10
OBDeleven – OBD2 car scanner
OBDeleven – OBD2 car scanner
OBDeleven – OBD2 car scanner
Diagnostics & customization
Free

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.

Basic OBD2 diagnosticsLive data monitoringAdvanced diagnostics for licensed brands
🔧 Utilities
(1.3K)
free with in-app purchases
11
Elm327 OBD Info
Elm327 OBD Info
Elm327 OBD Info
by Kamil Kubis
Free

This application checks OBD protocols in cars by connecting to an ELM327 device. It supports all major OBD-II protocols and all versions of the ELM327 hardware, allowing you to check your device's version.

Check OBD protocolsConnect to ELM327 deviceSupports all CAN ISO 15765
🔧 Utilities
(5)
free
12
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
13
Elm327 WiFi Terminal OBD
Elm327 WiFi Terminal OBD
Elm327 WiFi Terminal OBD
by Kamil Kubis
Free

Connect to your car's OBD2 system using an ELM327 WiFi device. This utility allows you to send AT commands and scan car data. It's compatible with all OBD2-equipped vehicles and ELM327 WiFi devices.

Connect to ELM327 WiFi devicesScan car commandsSupports all OBD2 cars
🔧 Utilities
(14)
free
14
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
15
OBD2 Car Scanner - Torque FixD
OBD2 Car Scanner - Torque FixD
OBD2 Car Scanner - Torque FixD
OBD2 ELM Diagnostic, Car HUD
Free

Diagnose your car's engine and transmission with real-time data, customizable dashboards, and emissions readiness checks. This app connects to your vehicle's OBD2 system via Wi-Fi or Bluetooth for comprehensive maintenance and performance insights.

Comprehensive diagnosticsCustomizable dashboardReal-time monitoring
🔧 Utilities
(1.3K)
free with in-app purchases
16
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
17
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
18
OBD Fusion
OBD Fusion
OBD Fusion
OBD2 scan tool & diagnostics
$9.99

This app connects to your car's OBD2 port via a compatible adapter to read vehicle data. Monitor fuel economy, clear check engine lights, and create custom dashboards for real-time diagnostics and performance tracking.

Read and clear OBD2 trouble codesCustomizable real-time dashboardsEstimate fuel economy
✈️ Travel
(19K)
free with in-app purchases
19
Where is my OBD2 port? Find it
Where is my OBD2 port? Find it
Where is my OBD2 port? Find it
Easily locate your car's OBD
Free

Struggling to find your car's OBD2 diagnostic port? This app acts as a search engine to help you easily locate your OBD connector. With a growing database of over 1000 vehicles, it assists in diagnosing your car.

OBD2 port search engineDatabase of over 1000 vehiclesCollaborative photo submission
📊 Productivity
(1.1K)
free
20
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

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 July 2026, with a 4.8-star average from 32K App Store ratings, and it's free to download.
Yes — 19 of the top elm 327 obd2 apps we rank are free to download, including Car Scanner ELM OBD2 and OBD2 Scanner: Torque ELM 327.
Car Scanner ELM OBD2 shows ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 218+ elm 327 obd2 apps on the iOS App Store as of July 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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