# Fumis AIR by Atech vs AmpWidgets

The clearest difference is price: Fumis AIR by Atech at Free against AmpWidgets's $0.99. Fumis AIR by Atech also leads on iOS requirement (11.0 vs 18.4). AmpWidgets's advantage is update cadence (every 2 weeks vs every 9 months) and device support (4 vs 2). On ads and in-app purchases there is nothing between them.

Fumis AIR by Atech is free to download; AmpWidgets costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Fumis AIR by Atech ships an update every 9 months, AmpWidgets every 2 weeks. The most recent releases landed on September 14, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | Fumis AIR by Atech | AmpWidgets |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ampwidgets/id6745846364/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 2 weeks** |
| Monetization | — | Paid |
| Size | 19 MB | 12 MB |
| Requires iOS | **11.0** | 18.4 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Atech d.o.o.](https://appshunter.io/developer/957775091) | [Northbound House LLC](https://appshunter.io/developer/1803467452) |

## What reviewers say

### Fumis AIR by Atech

[App page](https://appshunter.io/ios/app/fumis-air-by-atech/id1332647394)

**Features:** macOS Compatibility

**In-app purchases:** none


### AmpWidgets

[App page](https://appshunter.io/ios/app/ampwidgets/id6745846364)

Monitor your Victron energy system in real-time with customizable widgets for your iPhone, iPad, Mac, and Apple Watch. View battery status, solar production, and more without opening the main app.

**Highlights:** Real-time battery and solar monitoring, Home Screen, Lock Screen, and StandBy widgets, macOS desktop and Notification Center widgets, Apple Watch complications, Customizable metric display, Light, Dark, and Auto appearance modes, Background data refresh

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

**In-app purchases:** none


## Frequently asked questions

### Is Fumis AIR by Atech free?

Fumis AIR by Atech is free to download, with no in-app purchases.

### Is AmpWidgets free?

AmpWidgets costs $0.99, with no in-app purchases.

### Do Fumis AIR by Atech or AmpWidgets have ads?

Neither Fumis AIR by Atech nor AmpWidgets shows ads.

### Which is updated more often, Fumis AIR by Atech or AmpWidgets?

Fumis AIR by Atech ships an update every 9 months, and AmpWidgets every 2 weeks. Most recently, Fumis AIR by Atech was updated on September 14, 2026 and AmpWidgets on September 11, 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.*