# MySkyPics vs AI CometStack

The clearest difference is in-app purchases: MySkyPics at none against AI CometStack's 1. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. AI CometStack sells 1 in-app purchase, starting at $9.99 per year. MySkyPics asks for nothing beyond the download.

## The numbers

| Metric | MySkyPics | AI CometStack |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Free | — |
| Size | 6 MB | 105 MB |
| Requires iOS | 18.6 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [NNN Software](https://appshunter.io/developer/906118789) | [yong chong loh](https://appshunter.io/developer/393466709) |

## What reviewers say

### MySkyPics

[App page](https://appshunter.io/ios/app/myskypics/id6754646586)

Organize and share your astronomy photos and observations. Catalog thousands of celestial objects, add custom tags, and record sightings without photos. Access Wikipedia and NASA articles for more information.

**Highlights:** Smart telescope photo album, Record observations without photos, Catalog thousands of sky objects, Custom tagging for photos and sightings, Link to Wikipedia and NASA articles, Search and browse celestial objects

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

**In-app purchases:** none


### AI CometStack

[App page](https://appshunter.io/ios/app/ai-cometstack-comet-stacking/id6770419588)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Yearly Subscription | $9.99 | per year |


## Frequently asked questions

### Is MySkyPics free?

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

### Is AI CometStack free?

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

### Do MySkyPics or AI CometStack have ads?

Neither MySkyPics nor AI CometStack 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.*