# Hargassner vs Thermo Dynamics Calc

The clearest difference is in-app purchases: Hargassner at none against Thermo Dynamics Calc's 1. Thermo Dynamics Calc's advantage is iOS requirement (13.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Thermo Dynamics Calc sells 1 one-off in-app purchase. Hargassner asks for nothing beyond the download.

## The numbers

| Metric | Hargassner | Thermo Dynamics Calc |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Free | — |
| Size | 58 MB | 41 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hargassner Ges.m.b.H.](https://appshunter.io/developer/885812808) | [Shraddhaben Parmar](https://appshunter.io/developer/1889769325) |

## What reviewers say

### Hargassner

[App page](https://appshunter.io/ios/app/hargassner/id1523536070)

Control your Hargassner heating system remotely with AI assistance. Monitor your system's status, adjust settings like heating circuits and water preparation, and receive instant notifications. Access more features via the web portal.

**Highlights:** Real-time heating system overview, Remote adjustment of heating circuits and times, Domestic hot water preparation settings, AI support assistant 'Hargy', Push notifications for system status, Solar system monitoring, Temperature trend graphs

**Features:** Vision Pro support

**In-app purchases:** none


### Thermo Dynamics Calc

[App page](https://appshunter.io/ios/app/thermo-dynamics-calc/id6766844933)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime premium | $12.99 | one-time |


## Frequently asked questions

### Is Hargassner free?

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

### Is Thermo Dynamics Calc free?

Thermo Dynamics Calc is free to download, with in-app purchases available.

### Do Hargassner or Thermo Dynamics Calc have ads?

Neither Hargassner nor Thermo Dynamics Calc shows ads.

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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.*