# Solar Orrery vs Sky Map

The clearest difference is rating: Solar Orrery at 5.0 against Sky Map's 4.0. Solar Orrery also leads on in-app purchases (none vs 4) and ads (none vs shown). On price, ratings volume, update cadence and device support there is nothing between them.

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

Solar Orrery holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Solar Orrery | Sky Map |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/solar-orrery/id6768309076/reviews)** | [4.0 (1 ratings)](https://appshunter.io/ios/app/sky-map-live-star-tracker/id6790243989/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 35 MB | 52 MB |
| Requires iOS | **15.0** | 18.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [LanguageCraft](https://appshunter.io/developer/1029635130) | [DEEPLY AI](https://appshunter.io/developer/1809787876) |

## What reviewers say

### Solar Orrery

[App page](https://appshunter.io/ios/app/solar-orrery/id6768309076)

Explore a real-time, interactive model of our solar system and the night sky. Journey through planets, moons, stars, and constellations with cinematic visuals and intuitive controls. Track celestial objects and experience the vastness of space.

**Highlights:** Interactive solar system model, Real-time orbital data, 41,000+ stars and constellations, Time controls for simulation, Touch-first camera controls, Colorblind-accessible themes, Live celestial object feeds

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

**In-app purchases:** none


### Sky Map

[App page](https://appshunter.io/ios/app/sky-map-live-star-tracker/id6790243989)

Identify stars, planets, and constellations by pointing your device at the sky. Offers offline functionality, multiple visual styles, and real-time ISS and meteor shower tracking. Includes Apple Watch and widget support.

**Highlights:** Live star and planet identification, Offline functionality, ISS and meteor shower tracking, Multiple visual sky styles, Apple Watch integration, 13 customizable widgets, 100% red night mode

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sky Map Premium Weekly | $1.99 | per 7 days |
| Sky Map Premium Monthly | $5.99 | per month |
| Sky Map Premium Yearly | $24.99 | per year |
| Sky Map Premium Lifetime | $79.99 | one-time |


## Frequently asked questions

### Is Solar Orrery free?

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

### Is Sky Map free?

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

### Which has better reviews, Solar Orrery or Sky Map?

Solar Orrery is rated higher. Solar Orrery averages 5.0 out of 5 from 2 ratings, while Sky Map averages 4.0 from 1 ratings.

### Do Solar Orrery or Sky Map have ads?

Sky Map shows ads; Solar Orrery does not.

### Which is updated more often, Solar Orrery or Sky Map?

Solar Orrery ships an update every 3 weeks, and Sky Map every 3 weeks. Most recently, Solar Orrery was updated on October 31, 2026 and Sky Map on November 5, 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.*