# Simon iO vs Eyemazing

The clearest difference is ads: Eyemazing at none against Simon iO's shown. Eyemazing also leads on iOS requirement (11.0 vs 14.0). On price, update cadence, 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, Eyemazing every 2 months. The most recent releases landed on October 12, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Simon iO | Eyemazing |
| --- | --- | --- |
| 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 2 months** |
| Monetization | Free with in-app purchases | — |
| Size | 91 MB | 204 MB |
| Requires iOS | 14.0 | **11.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Simon](https://appshunter.io/developer/531284305) | [AR-Labs.io](https://appshunter.io/developer/1586984189) |

## 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


### Eyemazing

[App page](https://appshunter.io/ios/app/eyemazing/id1560633981)

**In-app purchases:** none


## Frequently asked questions

### Is Simon iO free?

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

### Is Eyemazing free?

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

### Do Simon iO or Eyemazing have ads?

Simon iO shows ads; Eyemazing does not.

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

Simon iO ships an update every 3 months, and Eyemazing every 2 months. Most recently, Simon iO was updated on October 12, 2026 and Eyemazing on October 10, 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.*