# HomeAtmo vs NADIR

The clearest difference is in-app purchases: NADIR at none against HomeAtmo's 2. NADIR also leads on review sentiment (86% vs 70%). HomeAtmo's advantage is device support (3 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. HomeAtmo sells 2 in-app purchases, starting at $0.99 per month. NADIR asks for nothing beyond the download.

## The numbers

| Metric | HomeAtmo | NADIR |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (8 ratings)](https://appshunter.io/ios/app/homeatmo/id1375655220/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 69.6% of reviews | **85.7% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | — |
| Monetization | Free with in-app purchases | **Free** |
| Size | 26 MB | 3 MB |
| Requires iOS | **16.6** | 17.0 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Alexandre Caillet](https://appshunter.io/developer/1359795389) | [solal gendrin](https://appshunter.io/developer/1895315169) |

## What reviewers say

### HomeAtmo

[App page](https://appshunter.io/ios/app/homeatmo/id1375655220)

This app centralizes data from all your Netatmo devices, including weather stations, air quality sensors, and thermostats. It offers a smart dashboard for viewing measurements, customizable widgets, and detailed historical charts. Access all your smart home data in one place.

**Highlights:** Centralized Netatmo device support, Smart dashboard with customizable views, Lock screen widgets, Multi-curve historical charts, Automatic dark/light theme, Detailed sensor information

**Features:** Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly subscription | $0.99 | per month |
| iPhone/iPad/Watch Full version | $8.99 | one-time |


### NADIR

[App page](https://appshunter.io/ios/app/nadir/id6788036137)

This app helps you optimize your home's temperature by comparing indoor and outdoor conditions hour by hour. It provides precise recommendations on when to open and close windows for natural cooling without air conditioning.

**Highlights:** Hourly indoor/outdoor temperature comparison, Daily recommended window opening times, 30-hour projected temperature graph, Open/close window alerts, Home thermal physics explanations, Home screen widgets

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

**In-app purchases:** none


## Frequently asked questions

### Is HomeAtmo free?

HomeAtmo is free to download, with in-app purchases available.

### Is NADIR free?

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

### Do HomeAtmo or NADIR have ads?

Neither HomeAtmo nor NADIR 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.*