# Astro Tools vs MLAstro Hub

The clearest difference is in-app purchases: MLAstro Hub at none against Astro Tools's 3. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Astro Tools sells 3 in-app purchases, starting at $0.99 per month. MLAstro Hub asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | Astro Tools | MLAstro Hub |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mlastro-hub/id6767999378/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Monetization | — | Free |
| Size | 35 MB | 41 MB |
| Requires iOS | 15 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dimitrios Kechagias](https://appshunter.io/developer/970157964) | [To Ngoc Khanh](https://appshunter.io/developer/1732662702) |

## What reviewers say

### Astro Tools

[App page](https://appshunter.io/ios/app/astro-tools/id1222414156)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Astro Tools Pro Monthly | $0.99 | per month |
| Astro Tools Pro 6 Months | $2.99 | per 6 months |
| Astro Tools Pro Annual | $4.99 | per year |


### MLAstro Hub

[App page](https://appshunter.io/ios/app/mlastro-hub/id6767999378)

Control your OnStep telescope mount wirelessly from your phone. Manage mount status, navigate celestial catalogs, and perform alignment and configuration tasks without a laptop.

**Highlights:** Live mount status monitoring, Directional control with adjustable slew rates, One-tap home and park functionality, Access to celestial object catalogs for Go-To slewing, Guided alignment workflow, Flexible Wi-Fi network setup, Configuration and tuning options

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Astro Tools free?

Astro Tools is free to download, with in-app purchases available.

### Is MLAstro Hub free?

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

### Do Astro Tools or MLAstro Hub have ads?

Neither Astro Tools nor MLAstro Hub shows ads.

### Which is updated more often, Astro Tools or MLAstro Hub?

Astro Tools ships an update every 2 weeks, and MLAstro Hub every 2 weeks. Most recently, Astro Tools was updated on October 24, 2026 and MLAstro Hub on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*