# Aqualis vs Sermes SIMALMO IoT

The clearest difference is update cadence: Aqualis at every 3 weeks against Sermes SIMALMO IoT's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Aqualis ships an update every 3 weeks, Sermes SIMALMO IoT every 3 months. The most recent releases landed on October 9, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Aqualis | Sermes SIMALMO IoT |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Size | 26 MB | 33 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Agralis](https://appshunter.io/developer/1453572638) | [Dfi-Elec](https://appshunter.io/developer/1444729252) |

## What reviewers say

### Aqualis

[App page](https://appshunter.io/ios/app/aqualis/id1453688869)

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

**In-app purchases:** none


### Sermes SIMALMO IoT

[App page](https://appshunter.io/ios/app/sermes-simalmo-iot/id6736702163)

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

**In-app purchases:** none


## Frequently asked questions

### Is Aqualis free?

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

### Is Sermes SIMALMO IoT free?

Sermes SIMALMO IoT is free to download, with no in-app purchases.

### Do Aqualis or Sermes SIMALMO IoT have ads?

Neither Aqualis nor Sermes SIMALMO IoT shows ads.

### Which is updated more often, Aqualis or Sermes SIMALMO IoT?

Aqualis ships an update every 3 weeks, and Sermes SIMALMO IoT every 3 months. Most recently, Aqualis was updated on October 9, 2026 and Sermes SIMALMO IoT on October 8, 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.*