# Astrarium Sky Map vs Sky Map

The clearest difference is ads: Astrarium Sky Map at none against Sky Map's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Astrarium Sky Map sells 5 in-app purchases, starting at $1.99 per 7 days and Sky Map sells 4 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 31, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Astrarium Sky Map | Sky Map |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (1 ratings)](https://appshunter.io/ios/app/sky-map-live-star-tracker/id6790243989/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 197 MB | 52 MB |
| Requires iOS | **17.0** | 18.6 |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Nhan Tran](https://appshunter.io/developer/1796345687) | [DEEPLY AI](https://appshunter.io/developer/1809787876) |

## What reviewers say

### Astrarium Sky Map

[App page](https://appshunter.io/ios/app/astrarium-sky-map/id6785950209)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $1.99 | per 7 days |
| Weekly | $3.99 | per 7 days |
| Yearly | $14.99 | per year |
| Remove ads | $5.99 | one-time |
| Onetime | $34.99 | one-time |


### 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 Astrarium Sky Map free?

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

### Is Sky Map free?

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

### Do Astrarium Sky Map or Sky Map have ads?

Sky Map shows ads; Astrarium Sky Map does not.

### Which is updated more often, Astrarium Sky Map or Sky Map?

Astrarium Sky Map ships an update every 3 weeks, and Sky Map every 3 weeks. Most recently, Astrarium Sky Map was updated on October 31, 2026 and Sky Map on October 22, 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.*