# Perry CronoThermostat vs Caleffi Code

The clearest difference is update cadence: Caleffi Code at every 3 months against Perry CronoThermostat's every 24 months. Caleffi Code also leads on review sentiment (24% vs 10%). Perry CronoThermostat's advantage is iOS requirement (11.0 vs 13.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Perry CronoThermostat ships an update every 24 months, Caleffi Code every 3 months. The most recent releases landed on September 22, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Perry CronoThermostat | Caleffi Code |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 10.0% of reviews | **23.8% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 24 months | **Every 3 months** |
| Monetization | Free | Free |
| Size | 51 MB | 195 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Perry Electric, Srl](https://appshunter.io/developer/1236757168) | [Caleffi S.p.A](https://appshunter.io/developer/920722440) |

## What reviewers say

### Perry CronoThermostat

[App page](https://appshunter.io/ios/app/perry-cronothermostat/id1236757169)

Control home and office thermoregulation and monitor energy consumption remotely. Features include multi-home management, zone division, and automated temperature adjustments based on geolocation to reduce waste.

**Highlights:** Remote thermostat control, Energy consumption monitoring, Multi-home and zone management, Geolocation-based temperature automation, Consumption and temperature charting, Instantaneous power reading

**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 Perry CronoThermostat free?

Perry CronoThermostat 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 Perry CronoThermostat or Caleffi Code have ads?

Neither Perry CronoThermostat nor Caleffi Code shows ads.

### Which is updated more often, Perry CronoThermostat or Caleffi Code?

Perry CronoThermostat ships an update every 24 months, and Caleffi Code every 3 months. Most recently, Perry CronoThermostat was updated on September 22, 2026 and Caleffi Code on September 24, 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.*