Carat Weight Calculator vs QR Scanner
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Carat Weight Calculator
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Gemstone weight calculation tool. Gem Carat Weight Calculator allows fast, accurate weight calculations to be done by taking a few simple measurements for kinds of crystals. By combining industry accepted formulae, proprietary gemstone and facet / cut data, we bringing to you an accurate calculations. Shapes to choose from: Cabochon Cut, Emerald,Marquise,Oval, Pear, Rectangular Cushions, Rectangular Faceted, Rectangular Step Cut, Round Faceted, Square Cushions, Square Cut, Square Step Cut. And also Alexandrite, Black Opal, Citrine, Diamond, Goshenite, Jade and 80!! more
QR Scanner
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Smart QR & Barcode Scanner is a powerful and easy-to-use app designed to quickly scan all types of QR codes and barcodes. With lightning fast detection and accurate results, you can instantly scan product codes, website links, Wi-Fi passwords, payment codes, and much more. Our scanner ensures maximum safety by checking URLs before opening them, protecting you from harmful content. The clean design and simple interface make it the perfect QR scanner for everyday use. Key Features: Instant QR & barcode scanning Supports all code formats (QR, UPC, EAN, Code128, etc.) Auto-detect links, Wi-Fi, text, and more Scan history to keep track of past scans Safe & secure scanner with built-in protection Whether youβre shopping, connecting to Wi-Fi, or checking product details, Smart QR & Barcode Scanner makes your life easier and faster. Privacy policy : "https://sites.google.com/view/qr-code-scanner-privacy-polic/home" Terms of use : "https://sites.google.com/view/term-of-use-qr-scanner/home" EULA : https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: Carat Weight Calculator at none against QR Scanner's 3. Carat Weight Calculator also leads on update cadence (every 4 days vs every 3 weeks) and iOS requirement (14.5 vs 16.0). On price, ads and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. QR Scanner sells 3 in-app purchases, starting at $6.99 per month. Carat Weight Calculator asks for nothing beyond the download.
Carat Weight Calculator ships an update every 4 days, QR Scanner every 3 weeks. The most recent releases landed on August 24, 2026 and August 22, 2026 respectively.
| Parameter | Carat Weight Calculator | QR Scanner |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 days β better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No β better | Yes |
| Devices | iPhone, iPad, iPod β better | iPhone, iPad |
| Requires iOS | 14.5 β better | 16.0 |
| Further details β not scored | ||
| Size | 6 MB | 78 MB |
| Age rating | 4+ | 4+ |
| Developer | Vladislav Zhirnov | HRango |
In-app purchases
Carat Weight Calculator
No in-app purchases
QR Scanner
- Monthly$6.991 Month
- Weekly3 Days trial$9.997 Days
- Yearly$34.991 Year
Questions
Is Carat Weight Calculator free?
Is QR Scanner free?
Do Carat Weight Calculator or QR Scanner have ads?
Which is updated more often, Carat Weight Calculator or QR Scanner?
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