# Astro Tools vs AstroPup View

The clearest difference is in-app purchases: AstroPup View at none against Astro Tools's 3. Astro Tools's advantage is iOS requirement (15 vs 18.0). 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. AstroPup View asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 29, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Astro Tools | AstroPup View |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/astropup-view/id6752028730/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 | 21 MB |
| Requires iOS | **15** | 18.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Dimitrios Kechagias](https://appshunter.io/developer/970157964) | [Aaron Freimark](https://appshunter.io/developer/1533614349) |

## 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 |


### AstroPup View

[App page](https://appshunter.io/ios/app/astropup-view/id6752028730)

Easily manage and view astronomical image files like FITS and XISF. Offers GPU-accelerated rendering, automatic stretching, and QuickLook integration for a seamless user experience. Create icons and display smart metadata directly from your files.

**Highlights:** FITS and XISF format support, GPU-accelerated rendering, Automatic advanced stretching, QuickLook integration, Icon creation, Smart metadata display

**In-app purchases:** none


## Frequently asked questions

### Is Astro Tools free?

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

### Is AstroPup View free?

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

### Do Astro Tools or AstroPup View have ads?

Neither Astro Tools nor AstroPup View shows ads.

### Which is updated more often, Astro Tools or AstroPup View?

Astro Tools ships an update every 2 weeks, and AstroPup View every 2 weeks. Most recently, Astro Tools was updated on October 29, 2026 and AstroPup View on October 14, 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.*