# FRAUS 3D vs 3DCzech

The clearest difference is review sentiment: FRAUS 3D at 100% against 3DCzech's 50%. FRAUS 3D also leads on in-app purchases (none vs 2) and iOS requirement (12.0 vs 17.6). 3DCzech's advantage is update cadence (every 3 weeks vs every 11 months). On price, ads and device support there is nothing between them.

Both are free to download. 3DCzech sells 2 one-off in-app purchases. FRAUS 3D asks for nothing beyond the download.

FRAUS 3D ships an update every 11 months, 3DCzech every 3 weeks. The most recent releases landed on September 8, 2026 and June 3, 2026 respectively.

## The numbers

| Metric | FRAUS 3D | 3DCzech |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **100.0% of reviews** | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 552 MB | 23 MB |
| Requires iOS | **12.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Fraus Media, s.r.o.](https://appshunter.io/developer/578612162) | [Krosapp](https://appshunter.io/developer/1325787780) |

## What reviewers say

### FRAUS 3D

[App page](https://appshunter.io/ios/app/fraus-3d/id1557469636)

This app brings textbook illustrations to life in augmented reality. Simply point your device at an illustration with the 3D icon to view and interact with 3D models. You can also explore models without needing to aim at the book.

**Highlights:** Augmented reality textbook integration, Interactive 3D model viewing, Model manipulation (rotate, zoom), Offline 3D model exploration, Supports specific textbook titles

**Features:** macOS Compatibility

**In-app purchases:** none


### 3DCzech

[App page](https://appshunter.io/ios/app/3dczech/id6742912569)

Explore historical sites with detailed 3D models and offline access. View models from all angles, read about individual parts, and see how locations appeared in the past, even tracking your current position on historical reconstructions.

**Highlights:** Offline 3D model viewing, Interactive historical reconstructions, Detailed information on site parts, Current position tracking on historical models, View object appearance over time

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Castle Nový Hrádek | $1.99 | one-time |
| Castle Zbořený kostelec | $2.99 | one-time |


## Frequently asked questions

### Is FRAUS 3D free?

FRAUS 3D is free to download, with no in-app purchases.

### Is 3DCzech free?

3DCzech is free to download, with in-app purchases available.

### Do FRAUS 3D or 3DCzech have ads?

Neither FRAUS 3D nor 3DCzech shows ads.

### Which is updated more often, FRAUS 3D or 3DCzech?

FRAUS 3D ships an update every 11 months, and 3DCzech every 3 weeks. Most recently, FRAUS 3D was updated on September 8, 2026 and 3DCzech on June 3, 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.*