# myatmo vs BlitzRechner

The clearest difference is update cadence: myatmo at every 9 days against BlitzRechner's every 4 weeks. myatmo also leads on device support (4 vs 2). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. myatmo sells 4 in-app purchases, starting at $3.99 per month and BlitzRechner sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

myatmo ships an update every 9 days, BlitzRechner every 4 weeks. The most recent releases landed on October 15, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | myatmo | BlitzRechner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (279 ratings)](https://appshunter.io/ios/app/myatmo/id1056221521/reviews)** | — |
| Number of ratings | **279** | — |
| Positive reviews | 79.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 4 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 58 MB | 2 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Totalidea Software GmbH](https://appshunter.io/developer/395874142) | [Christopher Fuchs](https://appshunter.io/developer/1654565548) |

## What reviewers say

### myatmo

[App page](https://appshunter.io/ios/app/myatmo/id1056221521)

This app enhances your Netatmo weather station experience with detailed charts, heat maps, and comparison tools. It offers extensive customization, Apple Watch integration, and home screen widgets for a comprehensive weather overview.

**Highlights:** Detailed charts for all data types, Heat maps and comparison charts, Min/Max and wind direction diagrams, Weather forecast and global weather maps, CSV data export, Customizable interface with color choice, Apple Watch app and widgets, Home Screen and Lock Screen widgets

**Features:** Family Sharing, Apple Watch app

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium 1 Month (with Family) | $3.99 | per month |
| Premium 1 Month (no Family) | $3.99 | per month |
| Premium 1 Year (no Family) | $17.99 | per year |
| Premium 1 Year (Family) | $34.99 | per year |

**What reviewers like**

- 🚀 Great performance
- 👍 Excellent data visualization
- 👍 Comprehensive weather data
- 👍 Intuitive interface
- 👍 Continually improving

**What reviewers complain about**

- 🐛 Occasional crashes
- 🔋 Frequent updates can be annoying
- 💰 Expensive subscription model
- 💰 Paid features should be free
- 🤖 Unresponsive developer support

**Reported bugs**

- Unreliable data updates
- Incompatible with older iOS versions
- Issues with Apple Watch complication

**Requested features**

- Customizable rain year
- Siri Shortcut support
- Wind speed in mph
- More historical data display
- iPad support for older devices


### BlitzRechner

[App page](https://appshunter.io/ios/app/blitzrechner/id6446580439)

**Features:** Apple Watch app

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Brötchen | $1.99 | one-time |
| Pommes | $3.99 | one-time |
| Döner | $6.99 | one-time |


## Frequently asked questions

### Is myatmo free?

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

### Is BlitzRechner free?

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

### Do myatmo or BlitzRechner have ads?

Neither myatmo nor BlitzRechner shows ads.

### Which is updated more often, myatmo or BlitzRechner?

myatmo ships an update every 9 days, and BlitzRechner every 4 weeks. Most recently, myatmo was updated on October 15, 2026 and BlitzRechner on September 29, 2026.

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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.*