# NOUS GroupGuide vs Gropius Bau

The clearest difference is in-app purchases: Gropius Bau at none against NOUS GroupGuide's 1. Gropius Bau also leads on update cadence (every 3 days vs every 5 months) and iOS requirement (12.0 vs 14.0). On price, ads and device support there is nothing between them.

Both are free to download. NOUS GroupGuide sells 1 in-app purchase, starting at $46.99 per month. Gropius Bau asks for nothing beyond the download.

NOUS GroupGuide ships an update every 5 months, Gropius Bau every 3 days. The most recent releases landed on October 27, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | NOUS GroupGuide | Gropius Bau |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/gropius-bau/id1631354585/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 days** |
| Monetization | — | Free |
| Size | 21 MB | 394 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [NOUS Knowledge Management](https://appshunter.io/developer/289487883) | [NEEEU Spaces GmbH](https://appshunter.io/developer/1305109248) |

## What reviewers say

### NOUS GroupGuide

[App page](https://appshunter.io/ios/app/nous-groupguide/id1604599048)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Subscription for one month | $46.99 | per month |


### Gropius Bau

[App page](https://appshunter.io/ios/app/gropius-bau/id1631354585)

This AI-powered tool enhances museum visits by translating exhibition texts, providing audio narration, and offering interactive Q&A sessions about artworks. It serves as a digital hub for cultural content, with ongoing development to expand its features and offerings.

**Highlights:** AI-powered text translation, Exhibition text-to-speech, Event subtitle activation, AI Q&A about exhibitions, Digital hub for cultural content

**In-app purchases:** none


## Frequently asked questions

### Is NOUS GroupGuide free?

NOUS GroupGuide is free to download, with in-app purchases available.

### Is Gropius Bau free?

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

### Do NOUS GroupGuide or Gropius Bau have ads?

Neither NOUS GroupGuide nor Gropius Bau shows ads.

### Which is updated more often, NOUS GroupGuide or Gropius Bau?

NOUS GroupGuide ships an update every 5 months, and Gropius Bau every 3 days. Most recently, NOUS GroupGuide was updated on October 27, 2026 and Gropius Bau on October 22, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*