# Eagle Image Stacker vs Shutter Link

The clearest difference is device support: Shutter Link at 3 against Eagle Image Stacker's 1. Eagle Image Stacker's advantage is iOS requirement (18.0 vs 26.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Eagle Image Stacker sells 3 in-app purchases, starting at $9.99 per month and Shutter Link sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Eagle Image Stacker | Shutter Link |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/eagle-image-stacker/id6757908614/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | — | Fortnightly |
| Monetization | Free with in-app purchases | — |
| Size | 31 MB | 21 MB |
| Requires iOS | **18.0** | 26.0 |
| Devices | iPhone | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [AL MUATASIM AL MAADI](https://appshunter.io/developer/1869537738) | [Jonathan Underwood](https://appshunter.io/developer/619455284) |

## What reviewers say

### Eagle Image Stacker

[App page](https://appshunter.io/ios/app/eagle-image-stacker/id6757908614)

Astro stacking and RAW image processing toolkit for iPhone. Align, stack, and export high-quality results for star fields, galaxies, planets, and more. Features on-device processing for privacy and flexibility.

**Highlights:** RAW, DNG, ProRAW, JPEG, HEIF, TIFF support, Astro Mode for deep-sky objects, Planets Mode with ROI tracking, RAW converter and inspector, Calibration tools (dark, flat frames), On-device processing, Export high-quality results

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Eagle Pro Monthly | $9.99 | per month |
| Eagle Pro Annual | $40.99 | per year |
| Eagle Pro Lifetime | $49.99 | one-time |


### Shutter Link

[App page](https://appshunter.io/ios/app/shutter-link/id6805138425)

**Features:** Apple Watch app

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Bluetooth Remote | $6.99 | one-time |


## Frequently asked questions

### Is Eagle Image Stacker free?

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

### Is Shutter Link free?

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

### Do Eagle Image Stacker or Shutter Link have ads?

Neither Eagle Image Stacker nor Shutter Link shows ads.

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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.*