# ASGuide vs Skylob

The clearest difference is update cadence: Skylob at every 3 weeks against ASGuide's every 4 months. Skylob also leads on rating (5.0 vs 4.8). ASGuide's advantage is ratings volume (9 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 4.8. That said, the two scores are not equally well evidenced: ASGuide has 9 ratings behind it against 1, so its average is the more settled of the two.

ASGuide ships an update every 4 months, Skylob every 3 weeks. The most recent releases landed on October 1, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | ASGuide | Skylob |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (9 ratings)](https://appshunter.io/ios/app/asguide/id1500363899/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/skylob/id1538744084/reviews)** |
| Number of ratings | **9** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 33 MB | 11 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Philip Perez](https://appshunter.io/developer/1500363898) | [Kyle Cheng](https://appshunter.io/developer/1518774140) |

## What reviewers say

### ASGuide

[App page](https://appshunter.io/ios/app/asguide/id1500363899)

Explore the night sky with this astronomy companion. Discover planets, galaxies, nebulae, and more visible from your location. Generate custom viewing lists and preview celestial objects with an interactive sky atlas.

**Highlights:** Discover celestial objects visible from your location, Generate custom viewing lists, View detailed observation information, Interactive sky atlas preview, Dark mode for nighttime viewing, Sunrise/sunset and moon phase dashboard

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

**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 ASGuide free?

ASGuide 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, ASGuide or Skylob?

Skylob is rated higher. ASGuide averages 4.8 out of 5 from 9 ratings, while Skylob averages 5.0 from 1 ratings.

### Do ASGuide or Skylob have ads?

Neither ASGuide nor Skylob shows ads.

### Which is updated more often, ASGuide or Skylob?

ASGuide ships an update every 4 months, and Skylob every 3 weeks. Most recently, ASGuide was updated on October 1, 2026 and Skylob on September 23, 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.*