# Spitzer Gallery vs Skylob

The clearest difference is rating: Skylob at 5.0 against Spitzer Gallery's 4.0. Spitzer Gallery's advantage is update cadence (weekly vs every 3 weeks) and ratings volume (4 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Skylob holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

Spitzer Gallery ships an update weekly, Skylob every 3 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | Spitzer Gallery | Skylob |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (4 ratings)](https://appshunter.io/ios/app/spitzer-gallery/id1493568282/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/skylob/id1538744084/reviews)** |
| Number of ratings | **4** | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | Free | Free |
| Size | 78 MB | 11 MB |
| Requires iOS | **10.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jose Chavez](https://appshunter.io/developer/1493568281) | [Kyle Cheng](https://appshunter.io/developer/1518774140) |

## 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


### Skylob

[App page](https://appshunter.io/ios/app/skylob/id1538744084)

Explore the vastness of the observable universe, from its immense size to the accelerating expansion driven by dark energy. Discover how our cosmological horizon is shrinking, making parts of the cosmos permanently unknowable. This app invites contemplation on our place within this cosmic immensity.

**Highlights:** Observable universe scale, Dark energy and expansion, Cosmological horizon explained, Our place in the cosmos, Scientific concepts simplified

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Spitzer Gallery free?

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

### Is Skylob free?

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

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

Skylob is rated higher. Spitzer Gallery averages 4.0 out of 5 from 4 ratings, while Skylob averages 5.0 from 1 ratings.

### Do Spitzer Gallery or Skylob have ads?

Neither Spitzer Gallery nor Skylob shows ads.

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

Spitzer Gallery ships an update weekly, and Skylob every 3 weeks. Most recently, Spitzer Gallery was updated on October 24, 2026 and Skylob on October 24, 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.*