# CTSmall heat pump controller vs Meterportal

The clearest difference is update cadence: Meterportal at weekly against CTSmall heat pump controller's every 15 months. CTSmall heat pump controller's advantage is iOS requirement (7.0 vs 15.6). 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.

CTSmall heat pump controller ships an update every 15 months, Meterportal weekly. The most recent releases landed on September 14, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | CTSmall heat pump controller | Meterportal |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/ctsmall-heat-pump-controller/id868825104/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 15 months | **Weekly** |
| Monetization | Free | — |
| Size | 11 MB | 27 MB |
| Requires iOS | **7.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Flemming Veng](https://appshunter.io/developer/868825107) | [Malerportal ApS](https://appshunter.io/developer/1667480420) |

## What reviewers say

### CTSmall heat pump controller

[App page](https://appshunter.io/ios/app/ctsmall-heat-pump-controller/id868825104)

Remotely manage your heat pump's temperature and settings from anywhere. Control heating, cooling, and even additional relay outputs like water heaters. Receive alerts and ensure your home is always at the desired temperature.

**Highlights:** Remote heat pump control, Temperature adjustment, Control of two relay outputs, Power guard functionality, Alarm output, Supports over 35 heat pump brands, Event system for custom actions

**Features:** macOS Compatibility

**In-app purchases:** none


### Meterportal

[App page](https://appshunter.io/ios/app/meterportal/id1667480418)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is CTSmall heat pump controller free?

CTSmall heat pump controller is free to download, with no in-app purchases.

### Is Meterportal free?

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

### Do CTSmall heat pump controller or Meterportal have ads?

Neither CTSmall heat pump controller nor Meterportal shows ads.

### Which is updated more often, CTSmall heat pump controller or Meterportal?

CTSmall heat pump controller ships an update every 15 months, and Meterportal weekly. Most recently, CTSmall heat pump controller was updated on September 14, 2026 and Meterportal on September 10, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*