QR Code Reader™ + vs ConvertCalc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
QR Code Reader™ +
Transform your device into a powerful tool for scanning and creating QR codes and barcodes. Quickly open links, connect to Wi-Fi, access product information, or generate your own codes for easy sharing. It's fast, accurate, and simple to use for everyday tasks.
- Ultra-fast QR and barcode scanning
- Create custom QR codes
- Scan history
- Share and export codes
- Flashlight support for low light
- Offline scanning
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Powerful yet simple QR & barcode scanner for all iOS users. Quickly scan and decode codes without requiring an internet connection. Core Features: • One-tap instant scanning • Fully offline functionality • Strict user data privacy • Auto detect links and Wi-Fi • Organized scan history • Lightweight & easy to navigate Perfect for shopping, work, travel and daily routine in the US. *Terms of Use: https://www.scanqrreader.com/terms-of-use *Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ *Privacy Policy: https://www.scanqrreader.com/privacy-policy
ConvertCalc
This app combines a powerful calculator with an advanced unit converter, offering over 200 units across 19 categories. It allows for unified calculations and conversions in one step, with features like live currency exchange and date conversions. An optional pro version unlocks advanced customization and organizational tools.
- Unified calculation and conversion workflow
- Over 200 units across 19 categories
- Live currency conversion
- Multiple calendar system conversions
- Age calculator
- Customizable themes and layouts
- Offline functionality (excluding live currency)
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ConvertCalc – Pro Calculator & Unit Converter Fast. Private. Ad-free. Over 200+ units. The only calculator you’ll ever need. ConvertCalc combines a powerful everyday calculator with an advanced unit converter in one clean, distraction-free app. Built for students, travelers, freelancers, and professionals who need accurate results instantly — without ads or clutter. WHY CONVERTCALC? Unified Workflow Calculate and convert in one step. Enter an equation, get the result, and instantly convert it to any unit. No switching apps. No extra taps. POWERFUL UNIT CONVERSION 19 categories. Hundreds of units. Real-world use cases: Essentials Length, Mass, Volume, Area, Temperature, Time, Speed Travel & Finance Live currency conversion (30+ major currencies) Shoe size conversion (Men, Women, Kids) Science & Engineering Force, Energy, Power, Pressure, Torque, Fuel Consumption Technology Data storage (Bit to Yottabyte) Data transfer speeds Calendar Systems Convert dates across: Gregorian, Japanese, Buddhist, Islamic, Hebrew, Chinese Lunar, Indian, Persian, ISO 8601, ROC Age Finder Instant age calculator and estimator GO PRO – TOTAL CONTROL Unlock the full power of ConvertCalc Pro: Favorite Pairs Save common conversions for quick access (USD to EUR, Meters to Feet, Celsius to Fahrenheit) One-Handed Layouts Compact, Right-handed and Left-handed modes Unlimited Named History Save, label, and organize your calculations Saved Shoe Profiles Store sizes for family and friends Full Organization Reorder currencies and units your way Advanced Rounding Control decimals and precision Premium Customization 50+ themes and custom colors Design your perfect calculator 100% Ad-Free Forever BUILT FOR DAILY USE Works offline (except live currency updates) Smart history tracking No tracking, no ads Clean, modern interface Download ConvertCalc One app. Endless calculations.
Screenshots
Verdict
The clearest difference is review sentiment: ConvertCalc at 100% against QR Code Reader™ +'s 50%. ConvertCalc also leads on rating (5.0 vs 4.8). QR Code Reader™ +'s advantage is ads (none vs shown). On price, ratings volume, update cadence and in-app purchases 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
Both are free to download. QR Code Reader™ + sells 2 in-app purchases, starting at $9.99 per 7 days and ConvertCalc sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
ConvertCalc holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 4 and 2 respectively. Written reviews point the same way: 50% of QR Code Reader™ +'s written reviews are positive against 100% of ConvertCalc's.
QR Code Reader™ + ships an update every 2 weeks, ConvertCalc every 8 days. The most recent releases landed on October 7, 2026 and October 6, 2026 respectively.
| Parameter | QR Code Reader™ + | ConvertCalc |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (4 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 50.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 4 — better | 2 |
| Update frequency | Every 2 weeks | Every 8 days — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 16 — better | 17.0 |
| Further details — not scored | ||
| Size | 32 MB | 28 MB |
| Age rating | 4+ | 4+ |
| Developer | SOLAR NETWORKS LIMITED | Michael Riehl |
Customer experience
QR Code Reader™ +
ConvertCalc
In-app purchases
QR Code Reader™ +
- Unlock Scan QR Reader (1 Week)3 Days trial$9.997 Days
- Unlock QR Reader Promo(1 Week)7 Days trial$9.997 Days
ConvertCalc
- ConvertCalc Pro$8.99
Questions
Is QR Code Reader™ + free?
Is ConvertCalc free?
Which has better reviews, QR Code Reader™ + or ConvertCalc?
Do QR Code Reader™ + or ConvertCalc have ads?
Which is updated more often, QR Code Reader™ + or ConvertCalc?
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