# Astrolabe Clock vs Light Pollution Map

The clearest difference is in-app purchases: Astrolabe Clock at none against Light Pollution Map's 3. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Light Pollution Map sells 3 in-app purchases, starting at $7.99 per month. Astrolabe Clock asks for nothing beyond the download.

## The numbers

| Metric | Astrolabe Clock | Light Pollution Map |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (48 ratings)](https://appshunter.io/ios/app/astrolabe-clock/id421777015/reviews)** | — |
| Number of ratings | **48** | — |
| Positive reviews | 90.9% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 weeks | — |
| Monetization | Free | — |
| Size | 3 MB | 5 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Michael Smith](https://appshunter.io/developer/415384088) | [Nguyen Anh](https://appshunter.io/developer/882187560) |

## What reviewers say

### Astrolabe Clock

[App page](https://appshunter.io/ios/app/astrolabe-clock/id421777015)

This app offers a modern interpretation of an ancient astronomical instrument, providing a real-time view of the sky. It displays the time of day, day of the year, and the positions of celestial bodies like the Sun, Moon, planets, and stars. Users can also track sunrise/sunset times, moon phases, and celestial transits.

**Highlights:** Real-time sky view, Time of day and day of year display, Sun, Moon, planet, and star locations, Sunrise and sunset times, Moon phase tracking, Celestial transit times, Eclipse occurrence indicator

**Features:** macOS Compatibility

**In-app purchases:** none


### Light Pollution Map

[App page](https://appshunter.io/ios/app/light-pollution-map-darkest/id6789032377)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Light Pollution Map Premium Monthly | $7.99 | per month |
| Light Pollution Map Premium Yearly | $34.99 | per year |
| LightPollution Map Premium Lifetime | $49.99 | one-time |


## Frequently asked questions

### Is Astrolabe Clock free?

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

### Is Light Pollution Map free?

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

### Do Astrolabe Clock or Light Pollution Map have ads?

Neither Astrolabe Clock nor Light Pollution Map 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.*