# Astro Kit vs ScopeTool

The clearest difference is rating: Astro Kit at 4.6 against ScopeTool's 3.8. Astro Kit also leads on review sentiment (87% vs 50%) and update cadence (every 3 months vs every 9 months). ScopeTool's advantage is iOS requirement (9.0 vs 17.6). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Astro Kit holds the better App Store score, 4.6 against 3.8. That said, the two scores are not equally well evidenced: Astro Kit has 51 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 87% of Astro Kit's written reviews are positive against 50% of ScopeTool's.

Astro Kit ships an update every 3 months, ScopeTool every 9 months. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Astro Kit | ScopeTool |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (51 ratings)](https://appshunter.io/ios/app/astro-kit/id432175465/reviews)** | [3.8 (4 ratings)](https://appshunter.io/ios/app/scopetool/id826428287/reviews) |
| Number of ratings | **51** | 4 |
| Positive reviews | **86.7% of reviews** | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 9 months |
| Monetization | Free | Free |
| Size | 3 MB | 6 MB |
| Requires iOS | 17.6 | **9.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jérôme Diaz](https://appshunter.io/developer/334987620) | [H Crossley](https://appshunter.io/developer/826428290) |

## What reviewers say

### Astro Kit

[App page](https://appshunter.io/ios/app/astro-kit/id432175465)

This utility app assists in telescope setup by providing essential information like GPS coordinates and universal time. It also includes a compass and calculates the local hour angle for Polaris. Designed for amateur astronomers, it simplifies the alignment process.

**Highlights:** GPS coordinates, Compass functionality, Universal time display, Polaris local hour angle computation, Telescope alignment assistance

**Features:** macOS Compatibility

**In-app purchases:** none


### ScopeTool

[App page](https://appshunter.io/ios/app/scopetool/id826428287)

This app assists with telescope setup and alignment, providing tools like a compass, level, and calculators for celestial objects. It allows manual or GPS-based location input and offers customizable tool visibility for use in low light.

**Highlights:** Compass and level, Polaris hour angle calculator, Jupiter and Saturn moon positions, Red/white flashlight with timer, Manual or GPS location input, Customizable tool visibility

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Astro Kit free?

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

### Is ScopeTool free?

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

### Which has better reviews, Astro Kit or ScopeTool?

Astro Kit is rated higher. Astro Kit averages 4.6 out of 5 from 51 ratings, while ScopeTool averages 3.8 from 4 ratings.

### Do Astro Kit or ScopeTool have ads?

Neither Astro Kit nor ScopeTool shows ads.

### Which is updated more often, Astro Kit or ScopeTool?

Astro Kit ships an update every 3 months, and ScopeTool every 9 months. Most recently, Astro Kit was updated on October 23, 2026 and ScopeTool on October 24, 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.*