Calculator S.L.U.Y.S+ vs QR Code Scanner
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Calculator S.L.U.Y.S+
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Entrust daily usual calc to S.L.U.Y.S! Simple calculator that always performs binary operations. Haven't you experienced? Problem when calc like... 1+2x3=7 Calc S.L.U.Y.S calc like.. 1+2x3=9 Simple, easy to use calc App nice for daily usual calc like consumption tax. Save up to 50 calc progressions and change part of it later. Useful for calculate shopping where the unit price and quantity change little by little each time. Performs two-items calculations with tree-structures in easy operation. Calc progression display, and “Go back” the progression. “Structured calc” in easy operation. “Calc Unit” 2 consumption tax rates. Input order calculation. Not Normal arithmetic order. Always operate on the calculation results up to immediately before. Calc Units ・ Handle “Calc Unit” which is calc progression before pressing “=“. ・ Re-calc “Calc Unit” with correction. ・ Copy-Paste “Calc Unit” with Text format data. ・ Save “Calc Unit” capability ( Up to 50 calcs with + edition ). ・ Load “Calc Unit” and re-calc with correction. ・ Register 2 consumption tax rates Tax included / excluded calc button with 2 types of consumption tax rates. ・ You can change tax rates on “Settings” at anytime. Structured calc ・ Go down and up between hierarchy with “Enter detail” button and “Parent node” button during calculation. Disclaimer ・ Please note that we are not responsible for any loss or damage caused by using this software. ・ We do our best to ensure the accuracy of the calculation results by this software, but we do not guarantee the accuracy.
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.
- 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
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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
Screenshots
Verdict
The clearest difference is price: QR Code Scanner at Free against Calculator S.L.U.Y.S+'s $1.99. QR Code Scanner also leads on update cadence (every 2 weeks vs every 3 months). Calculator S.L.U.Y.S+'s advantage is in-app purchases (none vs 4). On ads, device support and iOS requirement 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
QR Code Scanner is free to download; Calculator S.L.U.Y.S+ costs $1.99 up front. QR Code Scanner sells 4 in-app purchases, starting at $4.99 per month. Calculator S.L.U.Y.S+ asks for nothing beyond the download.
Calculator S.L.U.Y.S+ ships an update every 3 months, QR Code Scanner every 2 weeks. The most recent releases landed on June 28, 2026 and August 20, 2026 respectively.
| Parameter | Calculator S.L.U.Y.S+ | QR Code Scanner |
|---|---|---|
| Price | $1.99 | Free — better |
| Rating | — | 4.7 (15 ratings) — better |
| Positive reviews | — | 55.6% of reviews |
| Number of ratings | — | 15 — better |
| Update frequency | Every 3 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 15.5 | 14.0 — better |
| Further details — not scored | ||
| Size | 3 MB | 15 MB |
| Age rating | 4+ | 4+ |
| Developer | ImagineSpark Inc. | 满 李 |
In-app purchases
Calculator S.L.U.Y.S+
No in-app purchases
QR Code Scanner
- 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
- QR Scanner Pro - Lifetime$29.99
Questions
Is Calculator S.L.U.Y.S+ free?
Is QR Code Scanner free?
Do Calculator S.L.U.Y.S+ or QR Code Scanner have ads?
Which is updated more often, Calculator S.L.U.Y.S+ or QR Code Scanner?
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