# Herschel Quick Look vs ER3D Euler Rotations in 3D

The clearest difference is iOS requirement: Herschel Quick Look at 9.2 against ER3D Euler Rotations in 3D's 18.0. On price, rating, ratings volume and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for Herschel Quick Look against 5.0 for ER3D Euler Rotations in 3D. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

## The numbers

| Metric | Herschel Quick Look | ER3D Euler Rotations in 3D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/herschel-quick-look/id476280092/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/er3d-euler-rotations-in-3d/id6741169432/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 36 months | — |
| Monetization | Free | Free |
| Size | 2 MB | 114 MB |
| Requires iOS | **9.2** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ESA - European Space Agency](https://appshunter.io/developer/429660009) | [Eliott Radcliffe](https://appshunter.io/developer/1477487767) |

## What reviewers say

### Herschel Quick Look

[App page](https://appshunter.io/ios/app/herschel-quick-look/id476280092)

Explore astronomical data from the Herschel Space Observatory. Search for celestial objects by name, coordinates, or observation ID to access processed infrared images and metadata. Understand the origins and evolution of stars and galaxies.

**Highlights:** Search by target name, coordinates, or observation ID, Access processed quick look images, View metadata, Explore data from the Herschel Space Observatory, Learn about star and galaxy evolution

**Features:** macOS Compatibility, 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 Herschel Quick Look free?

Herschel Quick Look is free to download, 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, Herschel Quick Look or ER3D Euler Rotations in 3D?

Herschel Quick Look and ER3D Euler Rotations in 3D are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Herschel Quick Look or ER3D Euler Rotations in 3D have ads?

Neither Herschel Quick Look 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.*