# Holtek MCU Selector vs Widget for Netatmo

The clearest difference is in-app purchases: Holtek MCU Selector at none against Widget for Netatmo's 6. Holtek MCU Selector also leads on iOS requirement (13.0 vs 17.0). Widget for Netatmo's advantage is update cadence (weekly vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. Widget for Netatmo sells 6 in-app purchases, starting at $0.99 per year. Holtek MCU Selector asks for nothing beyond the download.

Holtek MCU Selector ships an update every 2 months, Widget for Netatmo weekly. The most recent releases landed on October 10, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Holtek MCU Selector | Widget for Netatmo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Size | 19 MB | 6 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Holtek Semiconductor(China) Inc](https://appshunter.io/developer/1052056181) | [Actisoft S.r.l.](https://appshunter.io/developer/6797208029) |

## What reviewers say

### Holtek MCU Selector

[App page](https://appshunter.io/ios/app/holtek-mcu-selector/id6444018542)

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

**In-app purchases:** none


### Widget for Netatmo

[App page](https://appshunter.io/ios/app/widget-for-netatmo/id6811951508)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small layout | $0.99 | per year |
| Extra small layout | $0.99 | per year |
| Quick access Energy app | $0.99 | per year |
| Enable all | $1.99 | per month |
| Widget skin | $0.99 | one-time |
| Enable all features | $19.99 | one-time |


## Frequently asked questions

### Is Holtek MCU Selector free?

Holtek MCU Selector is free to download, with no in-app purchases.

### Is Widget for Netatmo free?

Widget for Netatmo is free to download, with in-app purchases available.

### Do Holtek MCU Selector or Widget for Netatmo have ads?

Neither Holtek MCU Selector nor Widget for Netatmo shows ads.

### Which is updated more often, Holtek MCU Selector or Widget for Netatmo?

Holtek MCU Selector ships an update every 2 months, and Widget for Netatmo weekly. Most recently, Holtek MCU Selector was updated on October 10, 2026 and Widget for Netatmo on October 15, 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.*