# 3D Fish Anatomy vs ER3D Euler Rotations in 3D

The clearest difference is price: ER3D Euler Rotations in 3D at Free against 3D Fish Anatomy's $11.99. ER3D Euler Rotations in 3D also leads on rating (5.0 vs 4.5). 3D Fish Anatomy's advantage is iOS requirement (12.0 vs 18.0). On ratings volume, ads, in-app purchases and device support there is nothing between them.

ER3D Euler Rotations in 3D is free to download; 3D Fish Anatomy costs $11.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ER3D Euler Rotations in 3D holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

## The numbers

| Metric | 3D Fish Anatomy | ER3D Euler Rotations in 3D |
| --- | --- | --- |
| Price | $11.99 | **Free** |
| Rating | [4.5 (2 ratings)](https://appshunter.io/ios/app/3d-fish-anatomy/id1151204663/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/er3d-euler-rotations-in-3d/id6741169432/reviews)** |
| Number of ratings | **2** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 20 months | — |
| Monetization | Paid | **Free** |
| Size | 115 MB | 114 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Biosphera](https://appshunter.io/developer/569303204) | [Eliott Radcliffe](https://appshunter.io/developer/1477487767) |

## What reviewers say

### 3D Fish Anatomy

[App page](https://appshunter.io/ios/app/3d-fish-anatomy/id1151204663)

Explore the detailed internal and external anatomy of a perch with an interactive 3D model. View and manipulate systems layer by layer or simultaneously, highlighting structures with captions. Ideal for zoology, ichthyology, and fish biology studies.

**Highlights:** Interactive 3D perch model, View internal and external anatomy, Layer-by-layer system exploration, Adjustable zoom levels, Highlight anatomical structures with captions, Multi-language support

**Features:** Vision Pro support

**In-app purchases:** none


### ER3D Euler Rotations in 3D

[App page](https://appshunter.io/ios/app/er3d-euler-rotations-in-3d/id6741169432)

Explore 3D rotational kinematics with interactive models and augmented reality. Visualize complex concepts like yaw, pitch, roll, procession, nutation, and spin. Ideal for engineering students and learners.

**Highlights:** 3D rotational kinematics visualization, Augmented Reality (AR) mode, Space Shuttle and Gyroscope models, Adjustable angles (yaw, pitch, roll, etc.), Interactive Globe Earth model, Contextual text descriptions

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 3D Fish Anatomy free?

3D Fish Anatomy costs $11.99, with no in-app purchases.

### Is ER3D Euler Rotations in 3D free?

ER3D Euler Rotations in 3D is free to download, with no in-app purchases.

### Which has better reviews, 3D Fish Anatomy or ER3D Euler Rotations in 3D?

ER3D Euler Rotations in 3D is rated higher. 3D Fish Anatomy averages 4.5 out of 5 from 2 ratings, while ER3D Euler Rotations in 3D averages 5.0 from 1 ratings.

### Do 3D Fish Anatomy or ER3D Euler Rotations in 3D have ads?

Neither 3D Fish Anatomy nor ER3D Euler Rotations in 3D shows ads.

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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.*