# IoTherm vs Omni SM

The clearest difference is update cadence: Omni SM at every 5 days against IoTherm's every 11 months. Omni SM also leads on device support. IoTherm's advantage is iOS requirement (13.0 vs 15.5). On price and in-app purchases there is nothing between them.

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

IoTherm ships an update every 11 months, Omni SM every 5 days. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | IoTherm | Omni SM |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | Every 11 months | **Every 5 days** |
| Size | 27 MB | 81 MB |
| Requires iOS | **13.0** | 15.5 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Nordgas s.r.l.](https://appshunter.io/developer/826530272) | [Federico Casadei](https://appshunter.io/developer/6786730282) |

## What reviewers say

### IoTherm

[App page](https://appshunter.io/ios/app/iotherm/id6477390909)

**In-app purchases:** none


### Omni SM

[App page](https://appshunter.io/ios/app/omni-sm/id6786730280)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is IoTherm free?

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

### Is Omni SM free?

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

### Which is updated more often, IoTherm or Omni SM?

IoTherm ships an update every 11 months, and Omni SM every 5 days. Most recently, IoTherm was updated on November 4, 2026 and Omni SM on October 31, 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.*