# Star Guide vs Scan the Sky

The clearest difference is review sentiment: Scan the Sky at 100% against Star Guide's 27%. Scan the Sky also leads on in-app purchases (none vs 4) and rating (5.0 vs 4.5). Star Guide's advantage is ratings volume (4.4K vs 2). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Star Guide sells 4 in-app purchases, starting at $1.99 per 7 days. Scan the Sky asks for nothing beyond the download.

Scan the Sky holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Star Guide has 4.4K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 27% of Star Guide's written reviews are positive against 100% of Scan the Sky's.

## The numbers

| Metric | Star Guide | Scan the Sky |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (4.4K ratings)](https://appshunter.io/ios/app/star-guide-night-sky-map/id1542535191/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/scan-the-sky/id6783022214/reviews)** |
| Number of ratings | **4.4K** | 2 |
| Positive reviews | 27.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | — |
| Monetization | Free with in-app purchases | **Free** |
| Size | 220 MB | 4 MB |
| Requires iOS | 15.5 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Star register](https://appshunter.io/developer/1542535193) | [Abigail Wise](https://appshunter.io/developer/6783022216) |

## What reviewers say

### Star Guide

[App page](https://appshunter.io/ios/app/star-guide-night-sky-map/id1542535191)

Explore the night sky in real-time with this interactive planetarium. Identify stars and planets, visualize celestial objects in 3D, and plan your stargazing sessions with time travel and location previews.

**Highlights:** Real-time planetarium view, Augmented Reality mode, 3D stars and planets, Best viewing time notifications, Sky motion preview, Past and future sky time travel, Location-based sky preview

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $1.99 | per 7 days |
| Star-Registration Premium | $4.99 | per month |
| Annually | $29.99 | per year |
| One time | $24.99 | one-time |


### Scan the Sky

[App page](https://appshunter.io/ios/app/scan-the-sky/id6783022214)

Discover celestial events and track satellites with real-time data. Explore light pollution maps, meteor shower indexes, and constellation guides. Get space weather alerts and cloud cover forecasts for optimal stargazing.

**Highlights:** Light pollution scouting map, Meteor shower index and alerts, ISS live tracking, Seasonal constellation guide, Space weather matrix, Cloud cover and lunar projections

**In-app purchases:** none


## Frequently asked questions

### Is Star Guide free?

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

### Is Scan the Sky free?

Scan the Sky is free to download, with no in-app purchases.

### Which has better reviews, Star Guide or Scan the Sky?

Scan the Sky is rated higher. Star Guide averages 4.5 out of 5 from 4.4K ratings, while Scan the Sky averages 5.0 from 2 ratings.

### Do Star Guide or Scan the Sky have ads?

Neither Star Guide nor Scan the Sky 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.*