# InNat vs Caleffi Code

The clearest difference is update cadence: InNat at every 3 weeks against Caleffi Code's every 3 months. InNat also leads on iOS requirement (9.0 vs 13.0). On price, ads, 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.

InNat ships an update every 3 weeks, Caleffi Code every 3 months. The most recent releases landed on September 23, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | InNat | Caleffi Code |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 23.8% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Monetization | — | Free |
| Size | 53 MB | 195 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [datasound srl](https://appshunter.io/developer/1380241416) | [Caleffi S.p.A](https://appshunter.io/developer/920722440) |

## What reviewers say

### InNat

[App page](https://appshunter.io/ios/app/innat/id1380241417)

**Features:** macOS Compatibility

**In-app purchases:** none


### Caleffi Code

[App page](https://appshunter.io/ios/app/caleffi-code/id1510312307)

Control your home's heating system remotely to optimize energy consumption and maintain comfort. Program temperatures room by room, adjust settings on the fly, and utilize special functions for events or absences.

**Highlights:** Remote temperature management, Room-by-room programming, Energy consumption optimization, Real-time monitoring, Customizable heating schedules, Boost and Eco functions

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

**In-app purchases:** none


## Frequently asked questions

### Is InNat free?

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

### Is Caleffi Code free?

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

### Do InNat or Caleffi Code have ads?

Neither InNat nor Caleffi Code shows ads.

### Which is updated more often, InNat or Caleffi Code?

InNat ships an update every 3 weeks, and Caleffi Code every 3 months. Most recently, InNat was updated on September 23, 2026 and Caleffi Code 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.*