# Thermostat_ vs DERM

The clearest difference is iOS requirement: Thermostat_ at 12.2 against DERM's 16.0. On price, update cadence, ads 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.

Thermostat_ ships an update every 2 months, DERM every 5 weeks. The most recent releases landed on October 14, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Thermostat_ | DERM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.5 (6 ratings)](https://appshunter.io/ios/app/thermostat/id1082977357/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 23.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Free | — |
| Size | 55 MB | 36 MB |
| Requires iOS | **12.2** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [BTicino SpA](https://appshunter.io/developer/447059300) | [EY IFI SECURITY SRL](https://appshunter.io/developer/1692936703) |

## What reviewers say

### Thermostat_

[App page](https://appshunter.io/ios/app/thermostat/id1082977357)

Control your home's heating system remotely with this intuitive application. Adjust temperatures, set schedules, and manage unexpected events to optimize comfort and save energy. Compatible with multiple thermostats and users.

**Highlights:** Remote temperature control, Weekly scheduling, Boost heating mode, Antifreeze mode, Manage multiple thermostats, Geolocation energy saving

**In-app purchases:** none

**What reviewers like**

- ✨ Aesthetically pleasing design
- ✅ Thermostat functions well locally
- 📞 Good customer support (mentioned once)
- 💡 Intuitive app interface (mentioned once)

**What reviewers complain about**

- ❌ Impossible to connect to Wi-Fi
- ❌ App frequently fails to connect remotely
- ❌ Difficult and slow pairing process
- ❌ App is not intuitive or user-friendly
- ❌ Inconsistent app performance

**Reported bugs**

- App crashes after opening
- Unable to connect to Wi-Fi network
- App closes immediately after login
- Connection issues after firmware updates
- Remote connection fails frequently

**Requested features**

- Add historical data and graphs
- Improve scheduling interface
- Integrate with other smart home platforms (e.g., HomeKit)
- Add IFTTT support
- Improve geofencing functionality


### DERM

[App page](https://appshunter.io/ios/app/derm-vat-module/id6450427033)

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

**In-app purchases:** none


## Frequently asked questions

### Is Thermostat_ free?

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

### Is DERM free?

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

### Do Thermostat_ or DERM have ads?

Neither Thermostat_ nor DERM shows ads.

### Which is updated more often, Thermostat_ or DERM?

Thermostat_ ships an update every 2 months, and DERM every 5 weeks. Most recently, Thermostat_ was updated on October 14, 2026 and DERM on October 6, 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.*