# Pi vs HeyRua

The clearest difference is in-app purchases: Pi at none against HeyRua's 3. Pi also leads on review sentiment (100% vs 80%) and iOS requirement (12.0 vs 15.5). HeyRua's advantage is ads (none vs shown) and ratings volume (565 vs 34). On price, rating and device support there is nothing between them.

Both are free to download. HeyRua sells 3 in-app purchases, starting at $12.99 per month. Pi asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for Pi against 4.8 for HeyRua. That said, the two scores are not equally well evidenced: HeyRua has 565 ratings behind it against 34, so its average is the more settled of the two. Written reviews are what separate them: 100% of Pi's written reviews are positive against 80% of HeyRua's.

Pi ships an update every 10 days, HeyRua every 4 days. The most recent releases landed on October 15, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Pi | HeyRua |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (34 ratings)](https://appshunter.io/ios/app/pi-squared/id6737175718/reviews)** | [4.8 (565 ratings)](https://appshunter.io/ios/app/heyrua-irish-learning-app/id6796777994/reviews) |
| Number of ratings | 34 | **565** |
| Positive reviews | **100.0% of reviews** | 79.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 10 days | **Every 4 days** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Best chart rank | — | **#72** |
| Size | 89 MB | 273 MB |
| Requires iOS | **12.0** | 15.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [David Carr](https://appshunter.io/developer/1775086517) | [Beim Digital Limited](https://appshunter.io/developer/6796777996) |

## What reviewers say

### Pi

[App page](https://appshunter.io/ios/app/pi-squared/id6737175718)

Engage in quick math challenges and compete with friends to improve your skills. This app transforms math learning into an exciting game, making it fun and accessible for all ages. Swap mindless scrolling for brain-boosting battles and enjoy a positive learning environment.

**Highlights:** Time-pressured math quizzes, Leaderboard competition, Daily math challenges, Smarter screen time alternative, Positive reinforcement messages, Math skill improvement

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🚀 Excellent math tool
- 👍 Fun and engaging
- 👍 Intuitive and easy to navigate
- 👍 Great for learning and practice
- 👍 Wakes up the brain


### HeyRua

[App page](https://appshunter.io/ios/app/heyrua-irish-learning-app/id6796777994)

**Currently charting:** #72 Top Grossing · Education (US App Store)

This app focuses on building confidence in speaking Irish through practical, everyday conversations. It offers guided speaking practice, pronunciation feedback, and vocabulary building with interactive flashcards. Learn at your own pace and start using Irish from your first lesson.

**Highlights:** Speaking-focused lessons, Pronunciation feedback, Guided conversations, Interactive flashcards, Learn at your own pace, Practical vocabulary

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HeyRua Super Monthly | $12.99 | per month |
| HeyRua Super Yearly | $89.99 | per year |
| Super Family | $119.99 | per year |


## Frequently asked questions

### Is Pi free?

Pi is free to download, with no in-app purchases.

### Is HeyRua free?

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

### Which has better reviews, Pi or HeyRua?

Pi is rated higher. Pi averages 4.9 out of 5 from 34 ratings, while HeyRua averages 4.8 from 565 ratings.

### Do Pi or HeyRua have ads?

Pi shows ads; HeyRua does not.

### Which is updated more often, Pi or HeyRua?

Pi ships an update every 10 days, and HeyRua every 4 days. Most recently, Pi was updated on October 15, 2026 and HeyRua on October 18, 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.*