# QR Code Reader by Scanwise vs Electrical Calculation Tools

The clearest difference is price: QR Code Reader by Scanwise at Free against Electrical Calculation Tools's $1.99. QR Code Reader by Scanwise also leads on update cadence (every 3 weeks vs every 5 months). Electrical Calculation Tools's advantage is ads (none vs shown) and iOS requirement (13.0 vs 15.1). On in-app purchases and device support there is nothing between them.

QR Code Reader by Scanwise is free to download; Electrical Calculation Tools costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

QR Code Reader by Scanwise ships an update every 3 weeks, Electrical Calculation Tools every 5 months. Both last shipped on September 30, 2026.

## The numbers

| Metric | QR Code Reader by Scanwise | Electrical Calculation Tools |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 5 months |
| Size | 30 MB | 37 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Chun Lam](https://appshunter.io/developer/1565498900) | [Kantaben Gorasiya](https://appshunter.io/developer/1640260396) |

## What reviewers say

### QR Code Reader by Scanwise

[App page](https://appshunter.io/ios/app/qr-code-reader-by-scanwise/id1580909740)

**Features:** macOS Compatibility

**In-app purchases:** none


### Electrical Calculation Tools

[App page](https://appshunter.io/ios/app/electrical-calculation-tools/id6446797237)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is QR Code Reader by Scanwise free?

QR Code Reader by Scanwise is free to download, with no in-app purchases.

### Is Electrical Calculation Tools free?

Electrical Calculation Tools costs $1.99, with no in-app purchases.

### Do QR Code Reader by Scanwise or Electrical Calculation Tools have ads?

QR Code Reader by Scanwise shows ads; Electrical Calculation Tools does not.

### Which is updated more often, QR Code Reader by Scanwise or Electrical Calculation Tools?

QR Code Reader by Scanwise ships an update every 3 weeks, and Electrical Calculation Tools every 5 months. Most recently, QR Code Reader by Scanwise was updated on September 30, 2026 and Electrical Calculation Tools on September 30, 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.*