# Spitzer Gallery vs Hubble

The clearest difference is rating: Spitzer Gallery at 4.0 against Hubble's 3.0. Spitzer Gallery also leads on in-app purchases (none vs 1) and ads (none vs shown). On price, ratings volume and device support there is nothing between them.

Both are free to download. Hubble sells 1 one-off in-app purchase. Spitzer Gallery asks for nothing beyond the download.

Spitzer Gallery holds the better App Store score, 4.0 against 3.0. Both are backed by a comparable volume of ratings — 4 and 2 respectively.

Spitzer Gallery ships an update weekly, Hubble every 23 months. The most recent releases landed on October 24, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Spitzer Gallery | Hubble |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/spitzer-gallery/id1493568282/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/hubble-deep-space-2/id1615227352/reviews) |
| Number of ratings | **4** | 2 |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Every 23 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 78 MB | 1.7 GB |
| Requires iOS | **10.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Jose Chavez](https://appshunter.io/developer/1493568281) | [Alparslan Topbas](https://appshunter.io/developer/1130875171) |

## What reviewers say

### Spitzer Gallery

[App page](https://appshunter.io/ios/app/spitzer-gallery/id1493568282)

Explore stunning images captured by NASA's Spitzer Space Telescope. This app offers a gallery of the telescope's mission images, media feeds, and search functionality. View, save, and share high-resolution infrared images.

**Highlights:** Gallery of latest Spitzer images, Spitzer, JPL, and NASA media feed, Search images and media, Full screen image view with pan/zoom, Share images and links, Save images to device, Auto dark/light mode

**Features:** macOS Compatibility

**In-app purchases:** none


### Hubble

[App page](https://appshunter.io/ios/app/hubble-deep-space-2/id1615227352)

Explore the universe with stunning images and videos from the Hubble Space Telescope. Discover detailed information about deep space objects and view 3D models. Enjoy an immersive educational experience.

**Highlights:** Browse 550+ high-resolution space photos, Detailed information on space objects, Full-screen slideshow mode, Zoomable image gallery, 220+ educational videos, Interactive 3D models

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hubble: Deep Space 2 - Ad-Free | $0.99 | one-time |


## Frequently asked questions

### Is Spitzer Gallery free?

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

### Is Hubble free?

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

### Which has better reviews, Spitzer Gallery or Hubble?

Spitzer Gallery is rated higher. Spitzer Gallery averages 4.0 out of 5 from 4 ratings, while Hubble averages 3.0 from 2 ratings.

### Do Spitzer Gallery or Hubble have ads?

Hubble shows ads; Spitzer Gallery does not.

### Which is updated more often, Spitzer Gallery or Hubble?

Spitzer Gallery ships an update weekly, and Hubble every 23 months. Most recently, Spitzer Gallery was updated on October 24, 2026 and Hubble on October 16, 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.*