# Shape Theory vs Rockhopper

The clearest difference is ads: Rockhopper at none against Shape Theory's shown. Rockhopper also leads on monetization model (free vs free with in-app purchases) and update cadence (weekly vs every 3 weeks). On price, review sentiment, in-app purchases 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 and Rockhopper sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Shape Theory ships an update every 3 weeks, Rockhopper weekly. The most recent releases landed on October 12, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Shape Theory | Rockhopper |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (2 ratings)](https://appshunter.io/ios/app/rockhopper/id6504028206/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 13 MB | 70 MB |
| Requires iOS | 18.6 | **16.0** |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 9+ |
| Developer | [Bulltech](https://appshunter.io/developer/1586482702) | [Ronald Batty](https://appshunter.io/developer/862683602) |

## What reviewers say

### 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 |


### Rockhopper

[App page](https://appshunter.io/ios/app/rockhopper/id6504028206)

This retro-style indie game offers challenging platform puzzles with two distinct modes: infinite survival and timed levels. Master various platform types and overcome numerous obstacles and enemies to achieve high scores and gold medals. It's a completely free experience with no ads or in-app purchases.

**Highlights:** Infinite survival mode, 20 timed levels, Multiple platform types, Various enemies and obstacles, Power-ups, Global leaderboards and achievements

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock ALL Levels | $2.99 | one-time |


## Frequently asked questions

### Is Shape Theory free?

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

### Is Rockhopper free?

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

### Do Shape Theory or Rockhopper have ads?

Shape Theory shows ads; Rockhopper does not.

### Which is updated more often, Shape Theory or Rockhopper?

Shape Theory ships an update every 3 weeks, and Rockhopper weekly. Most recently, Shape Theory was updated on October 12, 2026 and Rockhopper on October 10, 2026.

---

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