# Gould Instruments vs Thermann Control

The clearest difference is update cadence: Thermann Control at every 2 months against Gould Instruments's every 6 months. 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.

Gould Instruments ships an update every 6 months, Thermann Control every 2 months. Both last shipped on September 23, 2026.

## The numbers

| Metric | Gould Instruments | Thermann Control |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 21.4% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 months** |
| Monetization | — | Free |
| Size | 66 MB | 88 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Gould Instruments Pty Ltd](https://appshunter.io/developer/1613625674) | [Thermowatt SpA](https://appshunter.io/developer/1619740671) |

## What reviewers say

### Gould Instruments

[App page](https://appshunter.io/ios/app/gould-instruments/id1613625672)

**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 Gould Instruments free?

Gould Instruments 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 Gould Instruments or Thermann Control have ads?

Neither Gould Instruments nor Thermann Control shows ads.

### Which is updated more often, Gould Instruments or Thermann Control?

Gould Instruments ships an update every 6 months, and Thermann Control every 2 months. Most recently, Gould Instruments was updated on September 23, 2026 and Thermann Control on September 23, 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.*