# Lars Light vs MyHeatPump3

The clearest difference is update cadence: MyHeatPump3 at every 2 months against Lars Light's every 4 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.

Lars Light ships an update every 4 months, MyHeatPump3 every 2 months. The most recent releases landed on August 28, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | Lars Light | MyHeatPump3 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Size | 28 MB | 52 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [GSOC SP Z O O](https://appshunter.io/developer/1751977008) | [中山市和盛热能设备有限公司](https://appshunter.io/developer/1761123832) |

## What reviewers say

### Lars Light

[App page](https://appshunter.io/ios/app/lars-light/id6504365945)

**Features:** macOS Compatibility

**In-app purchases:** none


### MyHeatPump3

[App page](https://appshunter.io/ios/app/myheatpump3/id6608972110)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Lars Light free?

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

### Is MyHeatPump3 free?

MyHeatPump3 is free to download, with no in-app purchases.

### Do Lars Light or MyHeatPump3 have ads?

Neither Lars Light nor MyHeatPump3 shows ads.

### Which is updated more often, Lars Light or MyHeatPump3?

Lars Light ships an update every 4 months, and MyHeatPump3 every 2 months. Most recently, Lars Light was updated on August 28, 2026 and MyHeatPump3 on September 12, 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.*