# Hippocamp 3d vs Shape Theory

The clearest difference is in-app purchases: Hippocamp 3d at none against Shape Theory's 3. Hippocamp 3d also leads on ads (none vs shown) and iOS requirement (10.0 vs 18.6). On price and device support there is nothing between them.

Both are free to download. Shape Theory sells 3 in-app purchases, starting at $0.99 per month. Hippocamp 3d asks for nothing beyond the download.

## The numbers

| Metric | Hippocamp 3d | Shape Theory |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Every 3 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 73 MB | 13 MB |
| Requires iOS | **10.0** | 18.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [VISAFE TECHNOLOGY COMPANY LIMITED](https://appshunter.io/developer/1529054153) | [Bulltech](https://appshunter.io/developer/1586482702) |

## What reviewers say

### Hippocamp 3d

[App page](https://appshunter.io/ios/app/hippocamp-3d/id1559475978)

**Features:** macOS Compatibility

**In-app purchases:** none


### Shape Theory

[App page](https://appshunter.io/ios/app/shape-theory-brain-puzzles/id6449924079)

Uncover hidden geometric shapes by strategically revealing parts of a concealed form. Deduce the correct shape from a list of suspects to advance through increasingly challenging levels. Compete globally for the top leaderboard spot.

**Highlights:** Shape discovery through limited reveals, Strategic deduction of hidden forms, Progressive difficulty levels, Minimalist, captivating graphics, Global leaderboard competition, Brain teaser and strategy gameplay

**Features:** Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads For 1 Month | $0.99 | per month |
| No Ads For 1 Year | $4.99 | per year |
| No Ads Forever | $8.99 | one-time |


## Frequently asked questions

### Is Hippocamp 3d free?

Hippocamp 3d is free to download, with no in-app purchases.

### Is Shape Theory free?

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

### Do Hippocamp 3d or Shape Theory have ads?

Shape Theory shows ads; Hippocamp 3d does not.

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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.*