# Leonhard Euler vs Monuments 3D

The clearest difference is price: Monuments 3D at Free against Leonhard Euler's $1.99. Monuments 3D also leads on update cadence (every 3 weeks vs every 3 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Monuments 3D is free to download; Leonhard Euler costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Leonhard Euler ships an update every 3 months, Monuments 3D every 3 weeks. The most recent releases landed on September 25, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Leonhard Euler | Monuments 3D |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | — | **[4.5 (15 ratings)](https://appshunter.io/ios/app/monuments-3d/id1534872940/reviews)** |
| Number of ratings | — | **15** |
| Positive reviews | — | 81.8% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 42 MB | 188 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPad, Mac, Apple TV | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ventura Educational Systems](https://appshunter.io/developer/371324172) | [STAATLICHE SCHLÖSSER UND GÄRTEN](https://appshunter.io/developer/1514362980) |

## What reviewers say

### Leonhard Euler

[App page](https://appshunter.io/ios/app/leonhard-euler/id1451119959)

**Features:** Vision Pro support

**In-app purchases:** none


### Monuments 3D

[App page](https://appshunter.io/ios/app/monuments-3d/id1534872940)

Explore historical monuments in immersive 3D models. Learn about their history, flora, and fauna through interactive features like "Time Travel" and "Speaking Images". Discover cultural heritage and environmental insights.

**Highlights:** 3D monument models, Historical context and stories, Interactive "Time Travel" feature, Flora and fauna information, "Speaking Images" with audio, Virtual reconstruction of cultural properties

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

**In-app purchases:** none


## Frequently asked questions

### Is Leonhard Euler free?

Leonhard Euler costs $1.99, with no in-app purchases.

### Is Monuments 3D free?

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

### Do Leonhard Euler or Monuments 3D have ads?

Neither Leonhard Euler nor Monuments 3D shows ads.

### Which is updated more often, Leonhard Euler or Monuments 3D?

Leonhard Euler ships an update every 3 months, and Monuments 3D every 3 weeks. Most recently, Leonhard Euler was updated on September 25, 2026 and Monuments 3D 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.*