# StarMap 3D vs Recalibrating

The clearest difference is price: Recalibrating at Free against StarMap 3D's $1.99. Recalibrating also leads on in-app purchases (none vs 3). StarMap 3D's advantage is iOS requirement (12.0 vs 18.0). On update cadence, ads and device support there is nothing between them.

Recalibrating is free to download; StarMap 3D costs $1.99 up front. StarMap 3D sells 3 one-off in-app purchases. Recalibrating asks for nothing beyond the download.

StarMap 3D ships an update every 6 weeks, Recalibrating every 2 months. The most recent releases landed on October 16, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | StarMap 3D | Recalibrating |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[4.8 (1.4K ratings)](https://appshunter.io/ios/app/starmap-3d/id324038407/reviews)** | — |
| Number of ratings | **1.4K** | — |
| Positive reviews | 88.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 111 MB | 56 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Sanville Software](https://appshunter.io/developer/324038410) | [Charlotte Lowe Psychological Services](https://appshunter.io/developer/1656580896) |

## What reviewers say

### StarMap 3D

[App page](https://appshunter.io/ios/app/starmap-3d/id324038407)

Explore the night sky with this astronomy guide. It uses your device's sensors to identify planets, constellations, and deep sky objects in real-time. Discover detailed information about celestial bodies and visualize the universe in 3D.

**Highlights:** Real-time celestial object identification, Augmented reality night sky view, Detailed information on stars and deep sky objects, Constellation artwork and line options, Location-based celestial mapping, 3D universe visualization

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Constellation Artwork | $0.99 | one-time |
| More Stars | $0.99 | one-time |
| More Stars | $1.99 | one-time |

**What reviewers like**

- 🚀 Accurate mapping of stars and planets
- 👍 Easy to use and navigate
- 💡 Useful for learning about the night sky
- 🌟 Provides a great stargazing experience
- 🔭 Helpful for amateur astronomers

**What reviewers complain about**

- 🐛 Occasional inaccuracies in mapping
- 🧭 Compass/directional issues
- 🌌 Limited information on deep sky objects
- 🕰️ Time slider could be more intuitive

**Reported bugs**

- Calendar integration issues
- Incorrect positioning of celestial bodies

**Requested features**

- Improved 3D mode and controls
- More detailed information on planets, stars, and galaxies
- Alerts for upcoming astronomical events
- Option to search for specific celestial objects


### Recalibrating

[App page](https://appshunter.io/ios/app/recalibrating/id6444744290)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is StarMap 3D free?

StarMap 3D costs $1.99, and also offers in-app purchases.

### Is Recalibrating free?

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

### Do StarMap 3D or Recalibrating have ads?

Neither StarMap 3D nor Recalibrating shows ads.

### Which is updated more often, StarMap 3D or Recalibrating?

StarMap 3D ships an update every 6 weeks, and Recalibrating every 2 months. Most recently, StarMap 3D was updated on October 16, 2026 and Recalibrating on October 11, 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.*