Comparison

QR Code Scanner vs chain

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

QR Code Scanner

This utility app transforms your device into a powerful QR code and barcode scanner. It can also generate custom QR codes and barcodes, supporting a wide range of code types for efficient data access and sharing.

Highlights
  • Scan QR codes and barcodes
  • Create QR codes and barcodes
  • Supports various code types
  • Direct app integration
  • Haptic Touch and Control Center shortcuts
  • 100% local processing for privacy
Read full description

QR Scanner: QR Code Reader – All-in-One Utility Transform your device into an efficient QR code reader and barcode scanner with QR Scanner: QR Code Reader. This versatile app not only scans but also lets you create QR codes and barcodes effortlessly, anytime, anywhere. Key Features: - Quickly scan QR codes and barcodes using your device’s camera. - Supports all types of QR codes including links, contacts, messages, emails, locations, Wi-Fi, social accounts, and many more. - Fast scanning for food & products. - Use Haptic Touch for quick actions and integrate with the Control Center for faster access to the scanner. - Easily create your own QR codes and barcodes. - Share several images simultaneously for scanning within the app. - Directly open corresponding apps for quick and seamless access. For example, scan a YouTube link and instantly launch the YouTube app to view the video. - Supported code types include QR Code, Barcode, Aztec, Codabar, Data Matrix, PDF417, ITF, Code128, Code93, Code39, EAN-8, EAN-13, UPC-A, and UPC-E among others. QR Scanner: QR Code Reader is your go-to solution for all scanning needs. From organizing and accessing important data to sharing high-quality barcodes, our app ensures reliability and efficiency. Why Choose QR Scanner? - Fast and reliable scanning - 100% Local Processing for enhanced privacy - Intuitive user interface - Comprehensive support for various code types - Enhancements like Haptic Touch and Control Center shortcuts - Pay once, unlock features on iPhone, iPad, and Mac. Elevate your scanning capabilities with QR Scanner: QR Code Reader. Download now and experience the ultimate convenience in QR code and barcode scanning! • Privacy Policy: https://shieldapps.notion.site/QR-Scanner-Privacy-Policy-4da59be76c8d43f29194ba63b1fdae0b • Terms of Use: https://shieldapps.notion.site/QR-Scanner-Terms-Conditions-1a04c9c74d2c45a3b551aa05316e19ce

About

chain

Features
Read full description

Finally, a reminder app that understands how tasks actually work in real life. Some things need to happen in order - and Chain-Do gets it. Stop forgetting the crucial "before" steps. Chain-Do ensures you complete tasks in the right order, every time. Most reminder apps treat tasks as isolated items. But life doesn't work that way. Chain-Do understands that some tasks depend on others - and helps you build efficient workflows. Key Features: Smart Dependencies - Set up task chains where completing one action automatically triggers the next Visual Flow - See your task connections in an intuitive dependency graph Complete Privacy - All your data stays on your device, never synced to the cloud Futuristic Interface - Clean, modern design that makes complex workflows feel simple

Screenshots

QR Code Scanner4 screens
chain4 screens

Verdict

The call

The clearest difference is in-app purchases: chain at none against QR Code Scanner's 4. chain also leads on update cadence (every 4 days vs every 2 weeks) and iOS requirement (12.0 vs 14.0). On price, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. QR Code Scanner sells 4 in-app purchases, starting at $4.99 per month. chain asks for nothing beyond the download.

UpkeepUpdate frequency

QR Code Scanner ships an update every 2 weeks, chain every 4 days. The most recent releases landed on October 2, 2026 and October 5, 2026 respectively.

Scorecard3 real differences · 7 level
QR Code Scanner versus chain: the parameters behind the verdict, then further details
ParameterQR Code Scannerchain
PriceFreeFree
Rating4.7 (15 ratings) — better—
Positive reviews55.6% of reviews—
Number of ratings15 — better—
Update frequencyEvery 2 weeksEvery 4 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad, iPod
Requires iOS14.012.0 — better
Further details — not scored
Size15 MB25 MB
Age rating4+4+
Developer满 李Devfly Digital d.o.o.

In-app purchases

4 purchases

QR Code Scanner

Subscriptions3
  • Upgrade to Pro - Monthly$4.991 Month
  • Upgrade to Pro - Annual3 Days trial$9.991 Year
  • Upgrade to Pro - Annual3 Days trial$14.991 Year
One-time1
  • QR Scanner Pro - Lifetime$29.99
None

chain

No in-app purchases

Questions

Is QR Code Scanner free?
QR Code Scanner is free to download, with in-app purchases available.
Is chain free?
chain is free to download, with no in-app purchases.
Do QR Code Scanner or chain have ads?
Neither QR Code Scanner nor chain shows ads.
Which is updated more often, QR Code Scanner or chain?
QR Code Scanner ships an update every 2 weeks, and chain every 4 days. Most recently, QR Code Scanner was updated on October 2, 2026 and chain on October 5, 2026.

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