Best Scan Tool Apps

249+ iOS apps curated and reviewed

4.7 avg rating
19 free apps
Updated August 2026

RepairSolutions2 is the household name in scan tool, but it's far from the only option. We track 249+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Scan Tool Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1RepairSolutions2RepairSolutions2Free4.8★ (37K)NoYesSep 2026
2Car Scanner ELM OBD2Car Scanner ELM OBD2Free4.8★ (32K)YesYesSep 2026
3Scanner App: Genius ScanScanner App: Genius ScanFree4.9★ (1.4M)NoYesSep 2026
4BlueDriver OBD2 Scan ToolBlueDriver OBD2 Scan ToolFree4.6★ (14K)NoNoSep 2026
5SD Scan ToolSD Scan ToolFreeNoNoMay 2026
6CamScanner - PDF Scanner AppCamScanner - PDF Scanner AppFree4.8★ (1.9M)YesYesSep 2026
7Scan Tool - PDF & OCR ScannerScan Tool - PDF & OCR ScannerFreeNoYesJun 2026
8QR Code & Barcode Scanner ・QR Code & Barcode Scanner ・Free4.6★ (94K)YesYesSep 2026

Top Picks for Scan Tool

RepairSolutions2#1

RepairSolutions2 by Innova Electronic

Editor's Choice
🔧 Utilities
4.8😊(37K ratings)
FreeIn-App Purchases
RepairSolutions2 screenshot 1
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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
Car Scanner ELM OBD2#2

Car Scanner ELM OBD2 by Stanislav Svistunov

The best OBD2 diagnostic tool!
Strong Contender
🔧 Utilities
4.8😊(32K ratings)
FreeAdsIn-App Purchases
Car Scanner ELM OBD2 screenshot 1
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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
Scanner App: Genius Scan#3

Scanner App: Genius Scan by The Grizzly Labs

PDF documents & OCR
Worth Considering
💼 Business
4.9😊(1.4M ratings)
FreeIn-App Purchases
#31in Business
Scanner App: Genius Scan screenshot 1
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Scanner App: Genius Scan screenshot 6

This app transforms your mobile device into a powerful document scanner. It automatically detects, crops, and enhances paper documents, allowing you to export them as multi-page PDFs. Organize, secure, and share your scanned files with advanced features.

What We Love

  • 👍 Easy to use
  • 🚀 Fast and efficient scanning
  • 🔒 Secure document handling
  • 📤 Convenient export options

Room to Improve

  • 🐛 Occasional issues with cropping and alignment
  • 🔍 OCR accuracy could be improved
  • 💰 Premium features locked behind paywall

More Scan Tool apps to explore

FAQ about Scan Tool

What are the best scan tool apps for iPhone?
RepairSolutions2 tops our scan tool apps ranking as of August 2026, with a 4.8-star average from 37K App Store ratings, and it's free to download.
Yes — 19 of the top scan tool apps we rank are free to download, including RepairSolutions2 and Car Scanner ELM OBD2.
RepairSolutions2 has no ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 249+ scan tool apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
RepairSolutions2 offers a comprehensive automotive repair database with verified fixes from ASE Master Technicians. It provides vehicle care information, diagnostic capabilities when paired with compatible OBD2 scanners, and allows users to find and purchase necessary parts. The app also includes features for tracking scheduled maintenance and scheduling repairs.
Key features include looking up DTC code definitions with ASE-verified fixes, performing complete vehicle scans, reading/erasing DTC codes, accessing a customizable LIVE data feed, tracking scheduled maintenance, predicting potential repairs, and an option to schedule repairs through RepairPal. Users can also view vehicle maintenance and recall information even without an OBD2 tool.

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