# Simon iO vs IRSAP NOW

The clearest difference is rating: IRSAP NOW at 5.0 against Simon iO's 1.0. IRSAP NOW also leads on ads (none vs shown) and monetization model (free vs free with in-app purchases). On price, ratings volume, update cadence 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.

IRSAP NOW holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 2 and 3 respectively. Written reviews point the same way: 29% of Simon iO's written reviews are positive against 42% of IRSAP NOW's.

Both ship on a similar rhythm, roughly every 3 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | Simon iO | IRSAP NOW |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (2 ratings)](https://appshunter.io/ios/app/simon-io/id1477805916/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/irsap-now/id1479383962/reviews)** |
| Number of ratings | 2 | **3** |
| Positive reviews | 28.6% of reviews | **41.7% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 91 MB | 136 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Simon](https://appshunter.io/developer/531284305) | [Irsap Spa](https://appshunter.io/developer/1090460410) |

## 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


### IRSAP NOW

[App page](https://appshunter.io/ios/app/irsap-now/id1479383962)

Transform your traditional heating into a smart system for efficient energy use and cost savings. Control individual radiators, manage schedules, and monitor your home's climate remotely. Integrates with voice assistants for seamless operation.

**Highlights:** Smart thermostat and valve control, Customizable heating schedules, Home/Away and Holiday modes, Multizone temperature management, Open window detection, Voice assistant compatibility, Heating consumption insights

**Features:** 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 IRSAP NOW free?

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

### Which has better reviews, Simon iO or IRSAP NOW?

IRSAP NOW is rated higher. Simon iO averages 1.0 out of 5 from 2 ratings, while IRSAP NOW averages 5.0 from 3 ratings.

### Do Simon iO or IRSAP NOW have ads?

Simon iO shows ads; IRSAP NOW does not.

### Which is updated more often, Simon iO or IRSAP NOW?

Simon iO ships an update every 3 months, and IRSAP NOW every 3 months. Most recently, Simon iO was updated on November 3, 2026 and IRSAP NOW on November 3, 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.*