# Simon iO vs David Mg Barber

The clearest difference is ads: David Mg Barber at none against Simon iO's shown. David Mg Barber also leads on update cadence (fortnightly vs every 3 months). On price, in-app purchases, device support and iOS requirement 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, David Mg Barber fortnightly. The most recent releases landed on July 7, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Simon iO | David Mg Barber |
| --- | --- | --- |
| 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 | **Fortnightly** |
| Monetization | Free with in-app purchases | — |
| Size | 91 MB | 99 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Simon](https://appshunter.io/developer/531284305) | [Miguel Pedraza Pedraza](https://appshunter.io/developer/1883825720) |

## 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


### David Mg Barber

[App page](https://appshunter.io/ios/app/david-mg-barber/id6760318012)

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

**In-app purchases:** none


## Frequently asked questions

### Is Simon iO free?

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

### Is David Mg Barber free?

David Mg Barber is free to download, with no in-app purchases.

### Do Simon iO or David Mg Barber have ads?

Simon iO shows ads; David Mg Barber does not.

### Which is updated more often, Simon iO or David Mg Barber?

Simon iO ships an update every 3 months, and David Mg Barber fortnightly. Most recently, Simon iO was updated on July 7, 2026 and David Mg Barber on September 15, 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.*