# Hubble vs CEH Ethical Hacker Exam Prep

The clearest difference is ads: CEH Ethical Hacker Exam Prep at none against Hubble's shown. CEH Ethical Hacker Exam Prep also leads on iOS requirement (15.0 vs 17.0). On price, update cadence, in-app purchases and device support there is nothing between them.

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

Hubble ships an update every 5 months, CEH Ethical Hacker Exam Prep every 3 months. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Hubble | CEH Ethical Hacker Exam Prep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (9 ratings)](https://appshunter.io/ios/app/hubble-deep-space/id1545745146/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Every 3 months** |
| Monetization | Ad-supported | — |
| Size | 2.9 GB | 26 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 9+ | 4+ |
| Developer | [Alparslan Topbas](https://appshunter.io/developer/1130875171) | [Davy Raitt](https://appshunter.io/developer/1795318281) |

## What reviewers say

### Hubble

[App page](https://appshunter.io/ios/app/hubble-deep-space/id1545745146)

Explore the universe in high definition with stunning images from the Hubble Space Telescope. Discover galaxies, nebulae, and star clusters with detailed descriptions and an immersive slideshow experience. Stay updated with the latest cosmic discoveries.

**Highlights:** High-resolution cosmic image gallery, Immersive slideshow mode, Searchable database of celestial objects, Detailed scientific descriptions, Real-time updates for 'Picture of the Week', Links to NASA/ESA archives

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

**In-app purchases:** none


### CEH Ethical Hacker Exam Prep

[App page](https://appshunter.io/ios/app/ceh-ethical-hacker-exam-prep/id6757840726)

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

**In-app purchases:** none


## Frequently asked questions

### Is Hubble free?

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

### Is CEH Ethical Hacker Exam Prep free?

CEH Ethical Hacker Exam Prep is free to download, with no in-app purchases.

### Do Hubble or CEH Ethical Hacker Exam Prep have ads?

Hubble shows ads; CEH Ethical Hacker Exam Prep does not.

### Which is updated more often, Hubble or CEH Ethical Hacker Exam Prep?

Hubble ships an update every 5 months, and CEH Ethical Hacker Exam Prep every 3 months. Most recently, Hubble was updated on November 3, 2026 and CEH Ethical Hacker Exam Prep on October 31, 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.*