# Schrack Smart Building vs Harreither Gen7

The clearest difference is iOS requirement: Schrack Smart Building at 11.4 against Harreither Gen7's 15.6. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Schrack Smart Building ships an update every 5 months, Harreither Gen7 every 7 months. The most recent releases landed on August 20, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Schrack Smart Building | Harreither Gen7 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 7 months |
| Size | 57 MB | 16 MB |
| Requires iOS | **11.4** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [evon Smart Home GmbH](https://appshunter.io/developer/1614841754) | [Harreither Gesellschaft m.b.H.](https://appshunter.io/developer/1472344289) |

## What reviewers say

### Schrack Smart Building

[App page](https://appshunter.io/ios/app/schrack-smart-building/id956506394)

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

**In-app purchases:** none


### Harreither Gen7

[App page](https://appshunter.io/ios/app/harreither-gen7/id1472344290)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Schrack Smart Building free?

Schrack Smart Building is free to download, with no in-app purchases.

### Is Harreither Gen7 free?

Harreither Gen7 is free to download, with no in-app purchases.

### Do Schrack Smart Building or Harreither Gen7 have ads?

Neither Schrack Smart Building nor Harreither Gen7 shows ads.

### Which is updated more often, Schrack Smart Building or Harreither Gen7?

Schrack Smart Building ships an update every 5 months, and Harreither Gen7 every 7 months. Most recently, Schrack Smart Building was updated on August 20, 2026 and Harreither Gen7 on September 17, 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.*