# Rules! vs Shaky Shapes

The clearest difference is update cadence: Rules! at monthly against Shaky Shapes's every 21 months. Shaky Shapes's advantage is price ($1.99 vs $2.99) and iOS requirement (13.6 vs 15.2). On ads, in-app purchases and device support there is nothing between them.

Rules! costs $2.99 and Shaky Shapes $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Rules! ships an update monthly, Shaky Shapes every 21 months. The most recent releases landed on November 6, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Rules! | Shaky Shapes |
| --- | --- | --- |
| Price | $2.99 | **$1.99** |
| Rating | **[4.2 (67 ratings)](https://appshunter.io/ios/app/rules/id840811083/reviews)** | — |
| Number of ratings | **67** | — |
| Positive reviews | 70.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 21 months |
| Monetization | Free | — |
| Size | 25 MB | 10 MB |
| Requires iOS | 15.2 | **13.6** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [137b](https://appshunter.io/developer/411511949) | [Hesselbom Tech AB](https://appshunter.io/developer/1119655397) |

## What reviewers say

### Rules!

[App page](https://appshunter.io/ios/app/rules/id840811083)

Engage in a fast-paced, challenging, and fun puzzle game with a hundred levels. Features a daily brain workout for Apple Watch and animated stickers. Offers multiple game modes and unique mechanics.

**Highlights:** Daily Apple Watch brain workout, Animated sticker pack, Beginner, Expert, or Timeless game modes, Multi-touch interface, Color perception assistance, Surprising new game mechanics

**Features:** macOS Compatibility, Apple Watch app, iMessage stickers, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Challenging and fun game
- 👍 Gorgeous design and smooth UI
- 👍 Great brain workout
- 👍 Addictive gameplay
- 👍 Fair monetization with no ads or IAPs

**What reviewers complain about**

- 🕰️ Very short time limit
- 🔁 Having to restart from level 1 after losing
- 🎨 Colorblind-unfriendly
- 🤔 Repetitive gameplay with same rule order

**Reported bugs**

- Freezing and crashing issues, especially on Apple Watch
- Unresponsive tapping on certain tiles

**Requested features**

- Option to save progress and continue from last level
- Randomized rule order
- Difficulty settings with longer time limits
- Colorblind accessibility options
- More game modes and challenges


### Shaky Shapes

[App page](https://appshunter.io/ios/app/shaky-shapes/id1528137086)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Rules! free?

Rules! costs $2.99, with no in-app purchases.

### Is Shaky Shapes free?

Shaky Shapes costs $1.99, with no in-app purchases.

### Do Rules! or Shaky Shapes have ads?

Neither Rules! nor Shaky Shapes shows ads.

### Which is updated more often, Rules! or Shaky Shapes?

Rules! ships an update monthly, and Shaky Shapes every 21 months. Most recently, Rules! was updated on November 6, 2026 and Shaky Shapes on October 27, 2026.

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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.*