# QR code prime vs Mosquito Shield Watch

The clearest difference is price: QR code prime at Free against Mosquito Shield Watch's $2.99. QR code prime also leads on iOS requirement (11.0 vs 13.0). Mosquito Shield Watch's advantage is ads (none vs shown). On in-app purchases and device support there is nothing between them.

QR code prime is free to download; Mosquito Shield Watch costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | QR code prime | Mosquito Shield Watch |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 4 days | — |
| Monetization | — | Paid |
| Size | 67 MB | 5 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [App Createur Pro](https://appshunter.io/developer/1647749307) | [Christophe Burdin](https://appshunter.io/developer/511622913) |

## What reviewers say

### QR code prime

[App page](https://appshunter.io/ios/app/qr-code-prime/id6459266679)

**Features:** macOS Compatibility

**In-app purchases:** none


### Mosquito Shield Watch

[App page](https://appshunter.io/ios/app/mosquito-shield-watch/id6748757737)

This app uses high-frequency sounds to deter mosquitoes, particularly fertilized females. It offers two modes: an inaudible ultrasound and an audible buzz mimicking male mosquitoes, potentially discouraging female approach. It's designed for outdoor activities and travel.

**Highlights:** Sound-based mosquito deterrence, Two sound modes (ultrasound and audible buzz), Targets fertilized female mosquitoes, Useful for outdoor activities, No ads or in-app purchases

**Features:** Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is QR code prime free?

QR code prime is free to download, with no in-app purchases.

### Is Mosquito Shield Watch free?

Mosquito Shield Watch costs $2.99, with no in-app purchases.

### Do QR code prime or Mosquito Shield Watch have ads?

QR code prime shows ads; Mosquito Shield Watch does not.

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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.*