# GeoCrown vs SharpStacker

The clearest difference is rating: GeoCrown at 4.3 against SharpStacker's 1.0. GeoCrown also leads on ratings volume (4 vs 1) and iOS requirement (13.0 vs 18.6). SharpStacker's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

GeoCrown holds the better App Store score, 4.3 against 1.0. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | GeoCrown | SharpStacker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (4 ratings)](https://appshunter.io/ios/app/geocrown/id1292038735/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/sharpstacker/id6783673108/reviews) |
| Number of ratings | **4** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | Fortnightly |
| Monetization | Ad-supported | **Free** |
| Size | 60 MB | 17 MB |
| Requires iOS | **13.0** | 18.6 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Taproot Technologies (Pty) Ltd](https://appshunter.io/developer/1153115951) | [LUIGI VANNOZZI](https://appshunter.io/developer/6783673110) |

## What reviewers say

### GeoCrown

[App page](https://appshunter.io/ios/app/geocrown/id1292038735)

This social media app uses location-based voting to boost content exposure and user influence. Compete with others for the best photo in designated areas, gaining recognition and potential brand partnerships.

**Highlights:** Location-based content voting, Increase follower count, Content exposure tools, Become an influencer, Brand interactions and rewards, User-generated communities

**Features:** macOS Compatibility

**In-app purchases:** none


### SharpStacker

[App page](https://appshunter.io/ios/app/sharpstacker/id6783673108)

This app simplifies astrophotography by stacking multiple night sky exposures into a single detailed image. It automatically aligns and combines your shots to reduce noise and enhance faint celestial objects, offering an intuitive workflow without complex desktop software.

**Highlights:** Automatic star alignment and stacking, Noise reduction through stacking, Machine-learning generated mask, Manual mask editing, Full RAW import and export, On-device processing

**In-app purchases:** none


## Frequently asked questions

### Is GeoCrown free?

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

### Is SharpStacker free?

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

### Which has better reviews, GeoCrown or SharpStacker?

GeoCrown is rated higher. GeoCrown averages 4.3 out of 5 from 4 ratings, while SharpStacker averages 1.0 from 1 ratings.

### Do GeoCrown or SharpStacker have ads?

GeoCrown shows ads; SharpStacker does not.

### Which is updated more often, GeoCrown or SharpStacker?

GeoCrown ships an update fortnightly, and SharpStacker fortnightly. Most recently, GeoCrown was updated on November 3, 2026 and SharpStacker on October 31, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*