# IRIS site vs Herrenknecht.CONNECTED

The clearest difference is update cadence: IRIS site at every 3 weeks against Herrenknecht.CONNECTED's every 2 months. IRIS site also leads on iOS requirement (16.6 vs 18.2). 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.

IRIS site ships an update every 3 weeks, Herrenknecht.CONNECTED every 2 months. The most recent releases landed on October 15, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | IRIS site | Herrenknecht.CONNECTED |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Size | 24 MB | 108 MB |
| Requires iOS | **16.6** | 18.2 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [STRABAG BRVZ](https://appshunter.io/developer/1459383713) | [Herrenknecht AG](https://appshunter.io/developer/1601421537) |

## What reviewers say

### IRIS site

[App page](https://appshunter.io/ios/app/iris-site/id1494444140)

**In-app purchases:** none


### Herrenknecht.CONNECTED

[App page](https://appshunter.io/ios/app/herrenknechtconnected/id1601421535)

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

**In-app purchases:** none


## Frequently asked questions

### Is IRIS site free?

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

### Is Herrenknecht.CONNECTED free?

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

### Do IRIS site or Herrenknecht.CONNECTED have ads?

Neither IRIS site nor Herrenknecht.CONNECTED shows ads.

### Which is updated more often, IRIS site or Herrenknecht.CONNECTED?

IRIS site ships an update every 3 weeks, and Herrenknecht.CONNECTED every 2 months. Most recently, IRIS site was updated on October 15, 2026 and Herrenknecht.CONNECTED on September 30, 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.*