# AstroStacker vs Svbonyastrocam

The clearest difference is in-app purchases: Svbonyastrocam at none against AstroStacker's 3. Svbonyastrocam also leads on iOS requirement (14.0 vs 17.0). AstroStacker's advantage is update cadence (every 2 weeks vs every 2 months). On price, ads and device support there is nothing between them.

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

AstroStacker ships an update every 2 weeks, Svbonyastrocam every 2 months. The most recent releases landed on November 12, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | AstroStacker | Svbonyastrocam |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.1 (7 ratings)](https://appshunter.io/ios/app/astrostacker-stack-the-sky/id6753679598/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | Freemium | — |
| Size | 17 MB | 15 MB |
| Requires iOS | 17.0 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ahmed Al-Mahmud](https://appshunter.io/developer/1844352476) | [Hangzhou Hengxinyan Optoelectronics Co.,Ltd](https://appshunter.io/developer/1857963401) |

## What reviewers say

### AstroStacker

[App page](https://appshunter.io/ios/app/astrostacker-stack-the-sky/id6753679598)

Enhance your night sky photos by stacking multiple exposures into a single, detailed image. This app automatically aligns stars, reduces noise, and offers tools to refine your astrophotography results directly on your iPhone or iPad.

**Highlights:** Stack multiple night sky photos, Automatic star alignment, Noise reduction for clearer images, Advanced editing tools, Support for calibration frames (Pro), On-device processing

**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 |


### Svbonyastrocam

[App page](https://appshunter.io/ios/app/svbonyastrocam/id6756014029)

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

**In-app purchases:** none


## Frequently asked questions

### Is AstroStacker free?

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

### Is Svbonyastrocam free?

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

### Do AstroStacker or Svbonyastrocam have ads?

Neither AstroStacker nor Svbonyastrocam shows ads.

### Which is updated more often, AstroStacker or Svbonyastrocam?

AstroStacker ships an update every 2 weeks, and Svbonyastrocam every 2 months. Most recently, AstroStacker was updated on November 12, 2026 and Svbonyastrocam on November 5, 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.*