# Hargassner vs Calculator XP

The clearest difference is iOS requirement: Hargassner at 15.0 against Calculator XP's 26.0. 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.

## The numbers

| Metric | Hargassner | Calculator XP |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Free | — |
| Size | 58 MB | 3 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hargassner Ges.m.b.H.](https://appshunter.io/developer/885812808) | [Glucode (Pty) Ltd](https://appshunter.io/developer/293889004) |

## 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


### Calculator XP

[App page](https://appshunter.io/ios/app/calculator-xp/id6795491732)

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

**In-app purchases:** none


## Frequently asked questions

### Is Hargassner free?

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

### Is Calculator XP free?

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

### Do Hargassner or Calculator XP have ads?

Neither Hargassner nor Calculator XP 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.*