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Best Car Code Scanner Apps

247+ iOS apps curated and reviewed

4.7 avg rating
20 free apps
Updated July 2026

Car Scanner ELM OBD2 is the household name in car code scanner, but it's far from the only option. We track 247+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Car Code Scanner Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Car Scanner ELM OBD2Car Scanner ELM OBD2Free4.8★ (32K)YesYesAug 2026
2RepairSolutions2RepairSolutions2Free4.8★ (36K)NoYesAug 2026
3OBD2 Car Scanner - EOBD FacileOBD2 Car Scanner - EOBD FacileFree4.6★ (5K)NoYesAug 2026
4Car Scanner | OBD Auto DoctorCar Scanner | OBD Auto DoctorFree4.4★ (6.1K)YesYesAug 2026
5BarCloud App - Barcode ScannerBarCloud App - Barcode ScannerFree—NoNoMay 2026
6QR & Barcode ScanQR & Barcode ScanFree5.0★ (1)YesYesJul 2026
71D/2D Code Reader1D/2D Code ReaderFree—NoNoMay 2026
8Free 2D Barcode Scanner For iPhoneFree 2D Barcode Scanner For iPhoneFree——NoJul 2026

Top Picks for Car Code Scanner

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
RepairSolutions2#2

RepairSolutions2 by Innova Electronic

Strong Contender
🔧 Utilities
4.8😊(36K ratings)
FreeIn-App Purchases
RepairSolutions2 screenshot 1
RepairSolutions2 screenshot 2
RepairSolutions2 screenshot 3
RepairSolutions2 screenshot 4
RepairSolutions2 screenshot 5
RepairSolutions2 screenshot 6

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

Room to Improve

  • 🐛 Connectivity issues
  • 🔍 Limited functionality
  • 🕰️ Slow app performance
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 Car Code Scanner apps to explore

4
Car Scanner | OBD Auto Doctor
Car Scanner | OBD Auto Doctor
Car Scanner | OBD Auto Doctor
OBD2 diagnostics 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
5
BarCloud App - Barcode Scanner
BarCloud App - Barcode Scanner
BarCloud App - Barcode Scanner
The Smartest Barcode Scanner
Free
🔧 Utilities
(0)
6
QR & Barcode Scan
QR & Barcode Scan
QR & Barcode Scan
Scan QR & Barcodes
Free

Instantly scan and generate QR codes and barcodes with advanced technology. This app automatically detects and decodes information, supports various formats, and allows you to create custom codes for sharing. It also offers features like scanning from your photo library and an organized history log.

Lightning-fast automatic scanningUniversal barcode format supportCustom QR code generation
🔧 Utilities
(1)
free with in-app purchases
7
1D/2D Code Reader
1D/2D Code Reader
1D/2D Code Reader
by Tomoyuki Samoto
Free
🔧 Utilities
(0)
8
Free 2D Barcode Scanner For iPhone
Free 2D Barcode Scanner For iPhone
Free 2D Barcode Scanner For iPhone
by dung le
Free
🔧 Utilities
(0)
9
Find Barcode-scanner
Find Barcode-scanner
Find Barcode-scanner
Code n Barcode
Free
🔧 Utilities
(0)
10
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
11
Bar_Code
Bar_Code
Bar_Code
Bar & QR code
Free
🔧 Utilities
(0)
12
Scanner: QR Code & Barcode
Scanner: QR Code & Barcode
Scanner: QR Code & Barcode
by 桂珍 任
Free
🔧 Utilities
(0)
13
Barcode and QRcode-Scanner
Barcode and QRcode-Scanner
Barcode and QRcode-Scanner
Scan Companion
Free
💼 Business
(0)
14
Krown Barcode Scanner
Krown Barcode Scanner
Krown Barcode Scanner
by Canadian Krown Dealers Inc
Free

Scan vehicle identification numbers (VINs) directly or enter them manually. This utility helps users quickly access vehicle information.

Scan VINsManual VIN entryVehicle information access
🔧 Utilities
(0)
free
15
Barcode Scanner, Quick & Smart
Barcode Scanner, Quick & Smart
Barcode Scanner, Quick & Smart
23 barcode formats supported.
Free
🔧 Utilities
(0)
16
CodeSnap - Barcode Scanner
CodeSnap - Barcode Scanner
CodeSnap - Barcode Scanner
QR Scanner and Barcode Reader
Free
🔧 Utilities
(0)
17
Scanner : Scan Smart & Quick
Scanner : Scan Smart & Quick
Scanner : Scan Smart & Quick
ScanMaster: Scan QR & Barcode
Free
🔧 Utilities
(0)
18
QR Code Scanner Scan Barcode
QR Code Scanner Scan Barcode
QR Code Scanner Scan Barcode
Scan QRcode, Bar code lookup
Free
🔧 Utilities
(0)
19
Barcode Reader-easyread
Barcode Reader-easyread
Barcode Reader-easyread
Barcode Scanner Tool
Free

This utility app uses your device's camera to quickly and accurately scan all major barcode and QR code types. It offers features like bulk scanning, reading codes from images, and saving scan history for easy sharing.

Fast code scanningBulk mode for continuous scanningScan from camera roll images
🔧 Utilities
(0)
ad-supported
20
Barcode n QRCode-smartscan
Barcode n QRCode-smartscan
Barcode n QRCode-smartscan
Your Intelligent Code Scanner
Free
🛍️ Shopping
(0)

FAQ about Car Code Scanner

What are the best car code scanner apps for iPhone?
Car Scanner ELM OBD2 tops our car code scanner apps ranking as of July 2026, with a 4.8-star average from 32K App Store ratings, and it's free to download.
Yes — 20 of the top car code scanner 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 July 2026.
We track 247+ car code scanner 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.