# 星座早見 / Planisphere vs Starry Map

The clearest difference is review sentiment: Starry Map at 62% against 星座早見 / Planisphere's 0%. Starry Map also leads on rating (4.5 vs 1.0) and ratings volume (246 vs 1). 星座早見 / Planisphere's advantage is in-app purchases (none vs 7) and ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Starry Map sells 5 in-app purchases, starting at $0.99 per month. 星座早見 / Planisphere asks for nothing beyond the download.

Starry Map holds the better App Store score, 4.5 against 1.0. That said, the two scores are not equally well evidenced: Starry Map has 246 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of 星座早見 / Planisphere's written reviews are positive against 62% of Starry Map's.

星座早見 / Planisphere ships an update every 5 weeks, Starry Map every 2 weeks. The most recent releases landed on June 24, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | 星座早見 / Planisphere | Starry Map |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/planisphere/id882653086/reviews) | **[4.5 (246 ratings)](https://appshunter.io/ios/app/starry-map/id1176591850/reviews)** |
| Number of ratings | 1 | **246** |
| Positive reviews | 0.0% of reviews | **62.4% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 weeks | **Every 2 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 277 MB | 103 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [IMAGE FACTORY CO., LTD.](https://appshunter.io/developer/882653089) | [にゃんこソフトウェア](https://appshunter.io/developer/1843663669) |

## What reviewers say

### 星座早見 / Planisphere

[App page](https://appshunter.io/ios/app/planisphere/id882653086)

This app simulates the night sky, displaying stars, planets, and the moon. It functions like a traditional planisphere but with added digital features, allowing users to easily view celestial positions and predict sunrise/sunset times.

**Highlights:** Real-time sky display, Planet and moon tracking, Interactive sky map, Sunrise/sunset prediction, Zoomable interface, Dark-friendly screen

**In-app purchases:** none


### Starry Map

[App page](https://appshunter.io/ios/app/starry-map/id1176591850)

Identify stars, constellations, and satellites by pointing your phone at the night sky. Augmented reality overlays display celestial names in real-time. Receive notifications for upcoming satellite passes and meteor showers.

**Highlights:** AR celestial identification, Constellation and star catalog, Satellite tracking and alerts, Meteor shower notifications, Offline functionality

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Features | $0.99 | per month |
| Unlock Features | $0.99 | per month |
| Unlock Features | $3.99 | per year |
| Unlock Features | $3.99 | per year |
| Unlock Features (Lifetime) | $9.99 | one-time |


## Frequently asked questions

### Is 星座早見 / Planisphere free?

星座早見 / Planisphere is free to download, with no in-app purchases.

### Is Starry Map free?

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

### Which has better reviews, 星座早見 / Planisphere or Starry Map?

Starry Map is rated higher. 星座早見 / Planisphere averages 1.0 out of 5 from 1 ratings, while Starry Map averages 4.5 from 246 ratings.

### Do 星座早見 / Planisphere or Starry Map have ads?

Starry Map shows ads; 星座早見 / Planisphere does not.

### Which is updated more often, 星座早見 / Planisphere or Starry Map?

星座早見 / Planisphere ships an update every 5 weeks, and Starry Map every 2 weeks. Most recently, 星座早見 / Planisphere was updated on June 24, 2026 and Starry Map on September 25, 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.*