# Hitemp vs Thermann Control

The clearest difference is review sentiment: Thermann Control at 21% against Hitemp's 6%. Hitemp's advantage is iOS requirement (12.0 vs 14.0). 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.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 24, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Hitemp | Thermann Control |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 6.3% of reviews | **21.4% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | Free |
| Size | 34 MB | 88 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [展悦 梁](https://appshunter.io/developer/982085158) | [Thermowatt SpA](https://appshunter.io/developer/1619740671) |

## What reviewers say

### Hitemp

[App page](https://appshunter.io/ios/app/hitemp/id1512533849)

Remotely manage your heat pump water heater with this app. Control startup, shutdown, temperature, and modes. It also monitors unit status and alerts you to faults.

**Highlights:** Remote startup & shutdown, Temperature setting, Mode switching, Operation status recording, Fault alarms

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

**In-app purchases:** none


### Thermann Control

[App page](https://appshunter.io/ios/app/thermann-control/id6480348958)

Remotely manage your water heater's temperature and schedule from your smartphone or tablet. Optimize heating to save energy and receive instant notifications for any malfunctions, ensuring hot water when you need it.

**Highlights:** Remote temperature control, Scheduling on/off times, Operating status updates, Energy saving optimization, Malfunction notifications, Remote on/off switching

**In-app purchases:** none


## Frequently asked questions

### Is Hitemp free?

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

### Is Thermann Control free?

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

### Do Hitemp or Thermann Control have ads?

Neither Hitemp nor Thermann Control shows ads.

### Which is updated more often, Hitemp or Thermann Control?

Hitemp ships an update every 2 months, and Thermann Control every 2 months. Most recently, Hitemp was updated on October 24, 2026 and Thermann Control on October 9, 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.*