Comparison

QR Code Master:Barcode Scanner vs Quatuordecuple Calc

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

Head to head
About

QR Code Master:Barcode Scanner

Instantly scan and generate custom QR codes with AI object recognition. Manage your scan history, share codes easily, and personalize designs with colors and titles. Offers a premium subscription for an ad-free experience and advanced features.

Highlights
  • QR and barcode scanning
  • AI object recognition
  • Custom QR code creation
  • History management
  • Easy sharing and export
  • Ad-free premium option
Features
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QR Code Master: AI Scanner is your all-in-one tool to scan, create, and interact with the world around you using AI. Scan QR codes in seconds. Recognize objects instantly. Ask AI anything — all in one app. Key Features • QR & Barcode Scanner Quickly scan any QR code or barcode with speed and accuracy. • AI Object Recognition Point your camera at anything — plants, pets, products, and more — and get instant results. • AI Chat Assistant Ask questions, get explanations, or explore what you scan with built-in AI chat. • Custom QR Code Maker Create and customize QR codes with colors, backgrounds, and titles. • History Management Access all your scans and creations in one place. Edit, delete, or reuse anytime. • Easy Sharing Copy, save, or share your QR codes for personal or business use. Why Choose QR Code Master? • Fast and reliable scanning • Smart AI recognition & chat • Clean and easy-to-use interface • Secure local storage for your data Whether you want to scan a code, identify something new, or chat with AI — QR Code Master makes it simple and powerful. Download now and start scanning smarter. • Subscription Information Upgrade to Premium for full access: • Unlimited QR code creation and customization • Advanced AI recognition and AI chat features • Ad-free experience • Priority updates and new features Subscription options: Weekly, Monthly, and Annual plans. Payment will be charged to your Apple ID account at confirmation of purchase. Subscription renews automatically unless auto-renew is turned off at least 24 hours before the end of the current period. You can manage or cancel your subscription anytime in your App Store account settings. CONTACT: support@fastqrcodescan.com For app support please contact us at: Terms of use: https://www.fastqrscann.com/termsOfService.html Privacy policy: https://www.fastqrscann.com/PrivacyPolicy.html

About

Quatuordecuple Calc

Features
Read full description

Display 20 calculators and perform calculations with each one.

Screenshots

QR Code Master:Barcode Scanner4 screens
Quatuordecuple Calc1 screens

Verdict

The call

The clearest difference is in-app purchases: Quatuordecuple Calc at none against QR Code Master:Barcode Scanner's 3. QR Code Master:Barcode Scanner's advantage is iOS requirement (13.0 vs 15.8.3). On price, update cadence, 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 Master:Barcode Scanner sells 3 in-app purchases, starting at $4.99 per 7 days. Quatuordecuple Calc asks for nothing beyond the download.

UpkeepUpdate frequency

QR Code Master:Barcode Scanner ships an update every 9 days, Quatuordecuple Calc every 2 weeks. The most recent releases landed on October 12, 2026 and October 10, 2026 respectively.

Scorecard2 real differences · 8 level
QR Code Master:Barcode Scanner versus Quatuordecuple Calc: the parameters behind the verdict, then further details
ParameterQR Code Master:Barcode ScannerQuatuordecuple Calc
PriceFreeFree
Rating4.7 (51 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings51 — better—
Update frequencyEvery 9 days — betterEvery 2 weeks
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS13.0 — better15.8.3
Further details — not scored
Size49 MB36 MB
Age rating17+4+
DeveloperSPARK TECH LIMITEDHideaki Uchikoshi

In-app purchases

3 purchases

QR Code Master:Barcode Scanner

Subscriptions3
  • Scanner.Pro.Week$4.997 Days
  • Scanner.Pro.Month$19.991 Month
  • Scanner.Pro.Year$29.991 Year
None

Quatuordecuple Calc

No in-app purchases

Questions

Is QR Code Master:Barcode Scanner free?
QR Code Master:Barcode Scanner is free to download, with in-app purchases available.
Is Quatuordecuple Calc free?
Quatuordecuple Calc is free to download, with no in-app purchases.
Do QR Code Master:Barcode Scanner or Quatuordecuple Calc have ads?
Both QR Code Master:Barcode Scanner and Quatuordecuple Calc show ads.
Which is updated more often, QR Code Master:Barcode Scanner or Quatuordecuple Calc?
QR Code Master:Barcode Scanner ships an update every 9 days, and Quatuordecuple Calc every 2 weeks. Most recently, QR Code Master:Barcode Scanner was updated on October 12, 2026 and Quatuordecuple Calc on October 10, 2026.

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