# MerryIoT Sensor vs Attop GPS

The clearest difference is review sentiment: Attop GPS at 100% against MerryIoT Sensor's 0%. Attop GPS also leads on iOS requirement (11.0 vs 13.0). 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 | MerryIoT Sensor | Attop GPS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (2 ratings)](https://appshunter.io/ios/app/merryiot-sensor/id1614807356/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | — |
| Monetization | Free | Free |
| Size | 33 MB | 118 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BROWAN COMMUNICATIONS INCORPORATION](https://appshunter.io/developer/1584963490) | [荣军 杨](https://appshunter.io/developer/1494250848) |

## What reviewers say

### MerryIoT Sensor

[App page](https://appshunter.io/ios/app/merryiot-sensor/id1614807356)

Monitor your home's environment with this app. It tracks air quality, detects water leaks, and alerts you to unexpected movement, helping ensure a healthy and safe living space.

**Highlights:** Air quality monitoring, Water leak detection, Movement detection, Home safety alerts, Healthy home environment

**Features:** macOS Compatibility

**In-app purchases:** none


### Attop GPS

[App page](https://appshunter.io/ios/app/attop-gps/id6450415660)

Control your drone with this app, displaying live video and drone status data. Capture photos and videos, and utilize features like fixed-point cruising.

**Highlights:** Control Attop f16 GPS drone, Live video feed, Drone status data display, Photo and video recording, Fixed-point cruise

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MerryIoT Sensor free?

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

### Is Attop GPS free?

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

### Do MerryIoT Sensor or Attop GPS have ads?

Neither MerryIoT Sensor nor Attop GPS 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.*