# digitalBAU 2026 vs BauGPT

The clearest difference is review sentiment: digitalBAU 2026 at 100% against BauGPT's 25%. digitalBAU 2026 also leads on update cadence (weekly vs every 4 months) and iOS requirement (12.0 vs 15.1). On price, ads, in-app purchases and monetization model there is nothing between them.

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

digitalBAU 2026 ships an update weekly, BauGPT every 4 months. The most recent releases landed on October 12, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | digitalBAU 2026 | BauGPT |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **100.0% of reviews** | 25.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 4 months |
| Monetization | Free | Free |
| Size | 41 MB | 33 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Messe München GmbH](https://appshunter.io/developer/1156932705) | [Protonaut GmbH](https://appshunter.io/developer/1041310234) |

## What reviewers say

### digitalBAU 2026

[App page](https://appshunter.io/ios/app/digitalbau-2026/id6756579008)

Organize your trade fair visit with this app. Search exhibitors, brands, and products, navigate halls with an interactive map, and manage your appointments and favorites. Access all essential trade fair information on your smartphone for a structured experience.

**Highlights:** Exhibitor, brand, and product search, Interactive hall map navigation, Appointment and favorites management, Framework and conference program, Ticket integration, Contact import

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

**In-app purchases:** none


### BauGPT

[App page](https://appshunter.io/ios/app/baugpt/id6759096058)

Get instant, expert answers for construction-related questions, from building codes to material suggestions. Upload plans and photos, or use voice input for quick, practical advice tailored to construction projects. Your data is kept private and compliant with GDPR standards.

**Highlights:** Ask construction questions in plain language, Upload plans and photos for analysis, Voice input for hands-free operation, Share images directly from gallery, GDPR compliant data storage in Germany, Dark mode

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

**In-app purchases:** none


## Frequently asked questions

### Is digitalBAU 2026 free?

digitalBAU 2026 is free to download, with no in-app purchases.

### Is BauGPT free?

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

### Do digitalBAU 2026 or BauGPT have ads?

Neither digitalBAU 2026 nor BauGPT shows ads.

### Which is updated more often, digitalBAU 2026 or BauGPT?

digitalBAU 2026 ships an update weekly, and BauGPT every 4 months. Most recently, digitalBAU 2026 was updated on October 12, 2026 and BauGPT on October 28, 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.*