# Astro Kit vs MeMstar

The clearest difference is update cadence: Astro Kit at every 3 months against MeMstar's every 9 months. MeMstar's advantage is iOS requirement (14.0 vs 17.6). On price, ads, in-app purchases and device support 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 ships an update every 3 months, MeMstar every 9 months. The most recent releases landed on June 1, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | Astro Kit | MeMstar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (50 ratings)](https://appshunter.io/ios/app/astro-kit/id432175465/reviews)** | — |
| Number of ratings | **50** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 9 months |
| Monetization | Free | — |
| Size | 3 MB | 25 MB |
| Requires iOS | 17.6 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Jerome Diaz](https://appshunter.io/developer/334987620) | [Mickael Pannequin](https://appshunter.io/developer/1688387073) |

## 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


### MeMstar

[App page](https://appshunter.io/ios/app/memstar/id6449255656)

**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 MeMstar free?

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

### Do Astro Kit or MeMstar have ads?

Neither Astro Kit nor MeMstar shows ads.

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

Astro Kit ships an update every 3 months, and MeMstar every 9 months. Most recently, Astro Kit was updated on June 1, 2026 and MeMstar on September 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.*