# Rules! vs ArcEmu

The clearest difference is rating: ArcEmu at 4.9 against Rules!'s 4.2. ArcEmu also leads on review sentiment (95% vs 71%) and ratings volume (1.3K vs 67). On ads, in-app purchases, monetization model and device support there is nothing between them.

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

ArcEmu holds the better App Store score, 4.9 against 4.2. That said, the two scores are not equally well evidenced: ArcEmu has 1.3K ratings behind it against 67, so its average is the more settled of the two. Written reviews point the same way: 71% of Rules!'s written reviews are positive against 95% of ArcEmu's.

Rules! ships an update monthly, ArcEmu every 2 weeks. Both last shipped on October 13, 2026.

## The numbers

| Metric | Rules! | ArcEmu |
| --- | --- | --- |
| Price | $2.99 | **$1.99** |
| Rating | [4.2 (67 ratings)](https://appshunter.io/ios/app/rules/id840811083/reviews) | **[4.9 (1.3K ratings)](https://appshunter.io/ios/app/arcemu/id6496282733/reviews)** |
| Number of ratings | 67 | **1.3K** |
| Positive reviews | 70.8% of reviews | **94.5% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 25 MB | 172 MB |
| Requires iOS | **15.2** | 15.5 |
| Devices | iPhone, iPad, iPod, Apple Watch | **iPhone, iPad, iPod, Apple TV, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [137b](https://appshunter.io/developer/411511949) | [Raffaele D'Amato](https://appshunter.io/developer/529947655) |

## 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


### ArcEmu

[App page](https://appshunter.io/ios/app/arcemu/id6496282733)

Experience retro gaming on your Apple Watch, iPhone, and iPad. This emulator supports Game Boy, Game Boy Color, and Game Boy Advance cartridges. Enjoy features like multiplayer, cheats, and customizable controls.

**Highlights:** Game Boy, GBC, GBA emulation, Multiplayer support, Cheat codes, Customizable on-screen controls, Save State sharing, iCloud support

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Fully functional
- 🚀 Impressive emulation on Apple Watch
- 👍 Great emulator for both phone and watch
- 👍 Seamless save state transfer between devices
- 👍 Customizable controls and layout

**What reviewers complain about**

- 🐛 Compatibility issues with some games
- 🐛 Audio quality problems on certain games
- 👎 Limited functionality on Apple Watch
- 👎 Difficult controls for action-heavy games on watch

**Reported bugs**

- Occasional crashes
- Graphical glitches with certain ROMs
- Save data not transferring properly between devices

**Requested features**

- Add cheat/GameShark support
- Improve volume controls
- Implement fast forward/slow motion options
- Allow multiple save slots per game
- Improve Game Boy Color support


## Frequently asked questions

### Is Rules! free?

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

### Is ArcEmu free?

ArcEmu costs $1.99, with no in-app purchases.

### Which has better reviews, Rules! or ArcEmu?

ArcEmu is rated higher. Rules! averages 4.2 out of 5 from 67 ratings, while ArcEmu averages 4.9 from 1.3K ratings.

### Do Rules! or ArcEmu have ads?

Neither Rules! nor ArcEmu shows ads.

### Which is updated more often, Rules! or ArcEmu?

Rules! ships an update monthly, and ArcEmu every 2 weeks. Most recently, Rules! was updated on October 13, 2026 and ArcEmu on October 13, 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.*