# Simon iO vs Ventilation

The clearest difference is ads: Ventilation at none against Simon iO's shown. Ventilation also leads on iOS requirement (12.0 vs 14.0). Simon iO's advantage is update cadence (every 3 months vs every 40 months). On price, 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.

Simon iO ships an update every 3 months, Ventilation every 40 months. The most recent releases landed on September 26, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Simon iO | Ventilation |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/simon-io/id1477805916/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 28.6% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 3 months** | Every 40 months |
| Monetization | Free with in-app purchases | — |
| Size | 91 MB | 17 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Simon](https://appshunter.io/developer/531284305) | [Airios B.V.](https://appshunter.io/developer/1658256093) |

## What reviewers say

### Simon iO

[App page](https://appshunter.io/ios/app/simon-io/id1477805916)

Control your smart home devices, including lights and blinds, from anywhere. Receive notifications, schedule routines, and customize device functionalities like lighting levels and power control. This app enhances your iO universe with a world of possibilities.

**Highlights:** Configure iO devices and experiences, Control lights and blinds, Receive notifications, Schedule routines, Adjust lighting levels, Power control for devices

**Features:** macOS Compatibility

**In-app purchases:** none


### Ventilation

[App page](https://appshunter.io/ios/app/ventilation/id1658256091)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Simon iO free?

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

### Is Ventilation free?

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

### Do Simon iO or Ventilation have ads?

Simon iO shows ads; Ventilation does not.

### Which is updated more often, Simon iO or Ventilation?

Simon iO ships an update every 3 months, and Ventilation every 40 months. Most recently, Simon iO was updated on September 26, 2026 and Ventilation on October 4, 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.*