# 3zero1 QR Code Scanner vs Pool Chemical LogBook

The clearest difference is in-app purchases: 3zero1 QR Code Scanner at none against Pool Chemical LogBook's 1. 3zero1 QR Code Scanner also leads on iOS requirement (6.0 vs 18.6). On price, ads and device support there is nothing between them.

Both are free to download. Pool Chemical LogBook sells 1 in-app purchase, starting at $11.99 per month. 3zero1 QR Code Scanner asks for nothing beyond the download.

## The numbers

| Metric | 3zero1 QR Code Scanner | Pool Chemical LogBook |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/3zero1-qr-code-scanner/id1077641133/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 8 days |
| Monetization | Free | — |
| Size | 8 MB | 25 MB |
| Requires iOS | **6.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Rooster Glue, Inc.](https://appshunter.io/developer/729986001) | [Pool By Engineer INC](https://appshunter.io/developer/1843551094) |

## What reviewers say

### 3zero1 QR Code Scanner

[App page](https://appshunter.io/ios/app/3zero1-qr-code-scanner/id1077641133)

Easily scan QR codes with this fast and simple application. Just point your device's camera at a code to instantly decode it and open the associated link in your browser.

**Highlights:** Simple interface, Fast decoding, Device camera integration, Automatic link launching, Free to use

**Features:** macOS Compatibility

**In-app purchases:** none


### Pool Chemical LogBook

[App page](https://appshunter.io/ios/app/pool-chemical-logbook/id6753330664)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $11.99 | per month |


## Frequently asked questions

### Is 3zero1 QR Code Scanner free?

3zero1 QR Code Scanner is free to download, with no in-app purchases.

### Is Pool Chemical LogBook free?

Pool Chemical LogBook is free to download, with in-app purchases available.

### Do 3zero1 QR Code Scanner or Pool Chemical LogBook have ads?

Neither 3zero1 QR Code Scanner nor Pool Chemical LogBook shows ads.

---

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