Best Scan Viewer Apps

247+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated October 2026

Every iPhone needs a few good scan viewer apps. We benchmark 247+ 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 Scan Viewer Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1FORScan ViewerFORScan ViewerFree2.7β˜… (105)NoNoOct 2026
2Scan Files ProScan Files ProFreeβ€”YesNoOct 2026
3PDF Generator Scanner & ViewerPDF Generator Scanner & ViewerFree5.0β˜… (1)NoNoMay 2026
4PDF Scanner & Edit DOC ViewerPDF Scanner & Edit DOC ViewerFree5.0β˜… (24)NoYesOct 2026
5Point Cloud & BIM ViewerPoint Cloud & BIM ViewerFreeβ€”NoYesOct 2026
6Ocasta ScanOcasta ScanFreeβ€”NoNoMay 2026
7PDF Scanner Document ScannerPDF Scanner Document ScannerFreeβ€”YesYesOct 2026
8Core 3D ViewerCore 3D ViewerFreeβ€”NoYesOct 2026

Top Picks for Scan Viewer

FORScan Viewer#1

FORScan Viewer by Aleksei Savin

Vehicle Diagnostic Data Viewer
Editor's Choice
πŸ”§ Utilities
2.7😞(105 ratings)
Free
FORScan Viewer screenshot 1
FORScan Viewer screenshot 2
FORScan Viewer screenshot 3
FORScan Viewer screenshot 4

This application allows users to read and view information about the on-board network of Ford, Mazda, Lincoln, and Mercury vehicles. It supports various OBD adapters and displays diagnostic trouble codes for all modules.

What We Love

  • πŸš€ Comprehensive real-time sensor monitoring and data recording
  • πŸ“Š Detailed error code viewing and analysis capabilities
  • βš™οΈ Extensive vehicle customization and performance settings
  • βœ… Works excellently with quality OBD2 adapters
  • πŸ”§ Superior diagnostics compared to competing apps
  • πŸ“± WiFi connectivity option available
  • πŸ’Ύ Data export functionality for laptop analysis
  • 🎯 Accurate fault detection across multiple vehicle systems

Room to Improve

  • πŸ› Frequent Bluetooth connectivity failures
  • πŸ› WiFi connection issues and instability
  • ❌ Incompatible with many popular OBD2 adapters
  • πŸ“± iOS version severely limited compared to Windows
  • ⚠️ Error codes fail to clear properly
  • πŸ”Œ Requires specific quality adapters to function
  • 🌍 Limited language support
  • πŸ“ UI not optimized for modern iPhone screen sizes
  • ❌ Does not work with European Ford models
  • πŸ” Payment processing issues in some regions

More Scan Viewer apps to explore

FAQ about Scan Viewer

What are the best scan viewer apps for iPhone?
FORScan Viewer tops our scan viewer apps ranking as of October 2026, with a 2.7-star average from 105 App Store ratings, and it's free to download.
Yes β€” 20 of the top scan viewer apps we rank are free to download, including FORScan Viewer and Scan Files Pro.
FORScan Viewer has no ads and has no in-app purchases, according to its App Store listing as of October 2026.
We track 247+ scan viewer apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.