# Calculator vs QR Code reader&Barcode Scan Qk

Calculator and QR Code reader&Barcode Scan Qk both sit at 4.4 stars, but that hides the real split: 100% of Calculator's written reviews are positive against 0% of QR Code reader&Barcode Scan Qk's. Calculator also leads on update cadence (every 3 weeks vs every 6 weeks). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.4 for Calculator against 4.3 for QR Code reader&Barcode Scan Qk. Both are backed by a comparable volume of ratings — 8 and 12 respectively. Written reviews are what separate them: 100% of Calculator's written reviews are positive against 0% of QR Code reader&Barcode Scan Qk's.

Calculator ships an update every 3 weeks, QR Code reader&Barcode Scan Qk every 6 weeks. The most recent releases landed on October 6, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Calculator | QR Code reader&Barcode Scan Qk |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (8 ratings)](https://appshunter.io/ios/app/calculator-math-solver-cally/id6747886289/reviews)** | [4.3 (12 ratings)](https://appshunter.io/ios/app/qr-code-reader-and-barcode-scan-qk/id6748526304/reviews) |
| Number of ratings | 8 | **12** |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Monetization | Ad-supported | Ad-supported |
| Size | 7 MB | 5 MB |
| Requires iOS | 16 | **15.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [鑫磊 韩](https://appshunter.io/developer/1747413821) | [梦楠 牛](https://appshunter.io/developer/1825512596) |

## What reviewers say

### Calculator

[App page](https://appshunter.io/ios/app/calculator-math-solver-cally/id6747886289)

This utility app offers a smart and fast way to perform calculations, from basic arithmetic to scientific functions and unit conversions. It also includes features like customization, history tracking, and brain-training math challenges.

**Highlights:** Basic and scientific calculations, Unit conversions, Customizable style, Calculation history, Math challenges

**Features:** macOS Compatibility

**In-app purchases:** none


### QR Code reader&Barcode Scan Qk

[App page](https://appshunter.io/ios/app/qr-code-reader-and-barcode-scan-qk/id6748526304)

Instantly scan QR codes and barcodes with this powerful utility. Generate custom codes with your branding and safely verify links. Supports offline use and batch scanning for efficient transactions and sharing.

**Highlights:** Lightning-fast QR code and barcode scanning, Generate custom QR codes with logos and colors, Securely check suspicious links, Offline scanning support, Batch scanning functionality, Supports payments and Wi-Fi sharing

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Calculator free?

Calculator is free to download, with no in-app purchases.

### Is QR Code reader&Barcode Scan Qk free?

QR Code reader&Barcode Scan Qk is free to download, with no in-app purchases.

### Which has better reviews, Calculator or QR Code reader&Barcode Scan Qk?

Calculator is rated higher. Calculator averages 4.4 out of 5 from 8 ratings, while QR Code reader&Barcode Scan Qk averages 4.3 from 12 ratings.

### Do Calculator or QR Code reader&Barcode Scan Qk have ads?

Both Calculator and QR Code reader&Barcode Scan Qk show ads.

### Which is updated more often, Calculator or QR Code reader&Barcode Scan Qk?

Calculator ships an update every 3 weeks, and QR Code reader&Barcode Scan Qk every 6 weeks. Most recently, Calculator was updated on October 6, 2026 and QR Code reader&Barcode Scan Qk on October 7, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*