# QR Code Reader vs Logic Circuit Simulator

The clearest difference is price: QR Code Reader at Free against Logic Circuit Simulator's $2.99. QR Code Reader also leads on rating (4.5 vs 3.4) and review sentiment (54% vs 21%). Logic Circuit Simulator's advantage is in-app purchases (none vs 5) and ads (none vs shown). On ratings volume and device support there is nothing between them.

QR Code Reader is free to download; Logic Circuit Simulator costs $2.99 up front. QR Code Reader sells 5 in-app purchases, starting at $0.99 per 7 days. Logic Circuit Simulator asks for nothing beyond the download.

QR Code Reader holds the better App Store score, 4.5 against 3.4. Both are backed by a comparable volume of ratings — 84 and 46 respectively. Written reviews point the same way: 54% of QR Code Reader's written reviews are positive against 21% of Logic Circuit Simulator's.

QR Code Reader ships an update every 9 days, Logic Circuit Simulator every 6 months. The most recent releases landed on September 26, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | QR Code Reader | Logic Circuit Simulator |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | **[4.5 (84 ratings)](https://appshunter.io/ios/app/qr-code-reader-quick-and-safe/id560764983/reviews)** | [3.4 (46 ratings)](https://appshunter.io/ios/app/logic-circuit-simulator/id1554116346/reviews) |
| Number of ratings | **84** | 46 |
| Positive reviews | **54.2% of reviews** | 21.1% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 9 days** | Every 6 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 24 MB | 106 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Touch 4 Feel](https://appshunter.io/developer/530960372) | [Ali Mert TUFEKCI](https://appshunter.io/developer/1483311309) |

## What reviewers say

### QR Code Reader

[App page](https://appshunter.io/ios/app/qr-code-reader-quick-and-safe/id560764983)

This app transforms your device into a powerful QR code and barcode scanner with advanced security features. It offers lightning-fast detection, quishing protection, NFC tag support, and one-tap actions for seamless connectivity and data saving. You can also create and customize QR codes for personal or business use.

**Highlights:** Lightning-fast QR and barcode scanning, Quishing protection for safe URL scanning, NFC tag reading, One-tap actions for WiFi, contacts, and more, Customizable QR code generation, Unlimited scan history and favorites

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly QR Code Reader Pro | $0.99 | per 7 days |
| Monthly QR Code Reader Pro | $1.99 | per month |
| Yearly QR Code Reader Pro | $7.99 | per year |
| Yearly QR Code Reader Pro | $9.99 | per year |
| Lifetime QR Code Reader Pro | $14.99 | one-time |


### Logic Circuit Simulator

[App page](https://appshunter.io/ios/app/logic-circuit-simulator/id1554116346)

Design and test digital logic circuits with a comprehensive mobile simulator. Offers a wide range of logic gates, flip-flops, and display components for educational and professional use.

**Highlights:** Logic gate simulation, Flip-flop simulation, Display components, Circuit design, Component library

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

**In-app purchases:** none


## Frequently asked questions

### Is QR Code Reader free?

QR Code Reader is free to download, with in-app purchases available.

### Is Logic Circuit Simulator free?

Logic Circuit Simulator costs $2.99, with no in-app purchases.

### Which has better reviews, QR Code Reader or Logic Circuit Simulator?

QR Code Reader is rated higher. QR Code Reader averages 4.5 out of 5 from 84 ratings, while Logic Circuit Simulator averages 3.4 from 46 ratings.

### Do QR Code Reader or Logic Circuit Simulator have ads?

QR Code Reader shows ads; Logic Circuit Simulator does not.

### Which is updated more often, QR Code Reader or Logic Circuit Simulator?

QR Code Reader ships an update every 9 days, and Logic Circuit Simulator every 6 months. Most recently, QR Code Reader was updated on September 26, 2026 and Logic Circuit Simulator on September 20, 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.*