# Radiant Smart vs IoTherm

The clearest difference is device support: Radiant Smart at 2 against IoTherm's —. On price, update cadence, in-app purchases 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.

Radiant Smart ships an update every 10 months, IoTherm every 11 months. The most recent releases landed on September 4, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Radiant Smart | IoTherm |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | **Every 10 months** | Every 11 months |
| Monetization | Free | — |
| Size | 93 MB | 27 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [Radiant Bruciatori spa](https://appshunter.io/developer/1133777486) | [Nordgas s.r.l.](https://appshunter.io/developer/826530272) |

## What reviewers say

### Radiant Smart

[App page](https://appshunter.io/ios/app/radiant-smart/id1584628768)

Control your Radiant boiler remotely via WiFi from your smartphone or tablet. Monitor temperatures, adjust settings, and manage heating schedules even when you're away from home. Receive alerts for boiler issues and optimize energy consumption.

**Highlights:** Remote boiler control via WiFi, Real-time temperature monitoring, Adjustable heating schedules, Boiler status and error notifications, Remote reset for boiler lock-outs, Thermoregulation for energy saving

**Features:** macOS Compatibility

**In-app purchases:** none


### IoTherm

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

**In-app purchases:** none


## Frequently asked questions

### Is Radiant Smart free?

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

### Is IoTherm free?

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

### Which is updated more often, Radiant Smart or IoTherm?

Radiant Smart ships an update every 10 months, and IoTherm every 11 months. Most recently, Radiant Smart was updated on September 4, 2026 and IoTherm on September 8, 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.*