# 3zero1 QR Code Scanner vs Dynu

The clearest difference is iOS requirement: 3zero1 QR Code Scanner at 6.0 against Dynu's 15.0. On price, ads, in-app purchases and monetization model there is nothing between them.

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

## The numbers

| Metric | 3zero1 QR Code Scanner | Dynu |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/3zero1-qr-code-scanner/id1077641133/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | — | 42.9% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Monthly |
| Monetization | Free | Free |
| Size | 8 MB | 10 MB |
| Requires iOS | **6.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Rooster Glue, Inc.](https://appshunter.io/developer/729986001) | [Dynu Systems, Inc.](https://appshunter.io/developer/1481158786) |

## 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


### Dynu

[App page](https://appshunter.io/ios/app/dynu/id1481158787)

Manage your dynamic DNS service and other account features on the go. This utility automatically detects IP address changes and updates your domain name mapping. It supports both IPv4 and IPv6 updates, making it essential for maintaining your dynamic DNS service.

**Highlights:** Dynamic DNS service management, Automatic IP address detection, IPv4 and IPv6 updates, Domain name mapping, Group support

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

**In-app purchases:** none


## Frequently asked questions

### Is 3zero1 QR Code Scanner free?

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

### Is Dynu free?

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

### Do 3zero1 QR Code Scanner or Dynu have ads?

Neither 3zero1 QR Code Scanner nor Dynu shows ads.

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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.*