# Astro Stacker vs DeepFrame

The clearest difference is in-app purchases: DeepFrame at none against Astro Stacker's 3. Astro Stacker's advantage is update cadence (fortnightly vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Astro Stacker sells 3 in-app purchases, starting at $12.99 per month. DeepFrame asks for nothing beyond the download.

Astro Stacker ships an update fortnightly, DeepFrame monthly. The most recent releases landed on November 9, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Astro Stacker | DeepFrame |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.1 (7 ratings)](https://appshunter.io/ios/app/astro-stacker-star-images/id6753679598/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Monthly |
| Monetization | Free | — |
| Size | 17 MB | 80 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ahmed Al-Mahmud](https://appshunter.io/developer/1844352476) | [Arnulf Friedemann Jurgen Keese](https://appshunter.io/developer/6786651662) |

## What reviewers say

### Astro Stacker

[App page](https://appshunter.io/ios/app/astro-stacker-star-images/id6753679598)

Transform your smartphone into a powerful astrophotography tool. This app uses advanced algorithms to combine multiple night sky photos, reducing noise and revealing hidden celestial details for professional-quality results.

**Highlights:** Advanced stacking algorithms (Average, Median, Maximum, Minimum), Intelligent and manual image alignment, Real-time processing and progress tracking, On-device processing, no cloud upload, Export high-resolution stacked images, Detailed processing insights and logs

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AstroStacker app | $12.99 | per month |
| AstroStacker app | $99.99 | per year |
| AstroStacker app | $219.00 | one-time |


### DeepFrame

[App page](https://appshunter.io/ios/app/deepframe/id6786651660)

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

**In-app purchases:** none


## Frequently asked questions

### Is Astro Stacker free?

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

### Is DeepFrame free?

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

### Do Astro Stacker or DeepFrame have ads?

Neither Astro Stacker nor DeepFrame shows ads.

### Which is updated more often, Astro Stacker or DeepFrame?

Astro Stacker ships an update fortnightly, and DeepFrame monthly. Most recently, Astro Stacker was updated on November 9, 2026 and DeepFrame on November 10, 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.*