# Poly Rules! vs Nose Ball

The clearest difference is in-app purchases: Poly Rules! at none against Nose Ball's 1. Poly Rules! also leads on ads (none vs shown) and update cadence (monthly vs every 2 months). On price, rating, ratings volume and device support there is nothing between them.

Both are free to download. Nose Ball sells 1 one-off in-app purchase. Poly Rules! asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.8 for Poly Rules! against 4.9 for Nose Ball. Both are backed by a comparable volume of ratings — 13 and 10 respectively.

Poly Rules! ships an update monthly, Nose Ball every 2 months. The most recent releases landed on October 24, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Poly Rules! | Nose Ball |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (13 ratings)](https://appshunter.io/ios/app/poly-rules/id1115877374/reviews) | **[4.9 (10 ratings)](https://appshunter.io/ios/app/nose-ball-fun-and-addictive/id1503637376/reviews)** |
| Number of ratings | **13** | 10 |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 111 MB | 19 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Northeastern University Information Services](https://appshunter.io/developer/455790172) | [Caramba App Development](https://appshunter.io/developer/349530108) |

## What reviewers say

### Poly Rules!

[App page](https://appshunter.io/ios/app/poly-rules/id1115877374)

A challenging sorting game where the rules dynamically change as you progress. It offers increasingly complex scenarios to test your cognitive abilities. Researchers can inquire about using the game for studies.

**Highlights:** Dynamic rule changes, Increasingly complex scenarios, Cognitive benefit focus, Research support available, Log storage and analytics (coming soon)

**Features:** macOS Compatibility

**In-app purchases:** none


### Nose Ball

[App page](https://appshunter.io/ios/app/nose-ball-fun-and-addictive/id1503637376)

Control a ball using your nose in this augmented reality game. Prevent the ball from hitting obstacles and collect points. Unlock new noses with unique gameplay characteristics as you progress.

**Highlights:** Augmented reality gameplay, Face recognition controls, Unlockable noses with unique traits, Collect coins to unlock content, Prevent ball from hitting obstacles

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Noses and No Ads! | $0.99 | one-time |


## Frequently asked questions

### Is Poly Rules! free?

Poly Rules! is free to download, with no in-app purchases.

### Is Nose Ball free?

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

### Which has better reviews, Poly Rules! or Nose Ball?

Nose Ball is rated higher. Poly Rules! averages 4.8 out of 5 from 13 ratings, while Nose Ball averages 4.9 from 10 ratings.

### Do Poly Rules! or Nose Ball have ads?

Nose Ball shows ads; Poly Rules! does not.

### Which is updated more often, Poly Rules! or Nose Ball?

Poly Rules! ships an update monthly, and Nose Ball every 2 months. Most recently, Poly Rules! was updated on October 24, 2026 and Nose Ball on October 29, 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.*