# Pi Score Challenge vs π Challenge

The clearest difference is in-app purchases: π Challenge at none against Pi Score Challenge's 1. Pi Score Challenge's advantage is update cadence (fortnightly vs every 9 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Pi Score Challenge sells 1 one-off in-app purchase. π Challenge asks for nothing beyond the download.

Pi Score Challenge ships an update fortnightly, π Challenge every 9 months. The most recent releases landed on May 16, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Pi Score Challenge | π Challenge |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 9 months |
| Size | 39 MB | 29 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Lee Cooper](https://appshunter.io/developer/939505250) | [Warashibe Tech LLC](https://appshunter.io/developer/1567747524) |

## What reviewers say

### Pi Score Challenge

[App page](https://appshunter.io/ios/app/pi-score-challenge/id6495716223)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Slice of Pie | $5.00 | one-time |


### π Challenge

[App page](https://appshunter.io/ios/app/challenge/id6743357759)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Pi Score Challenge free?

Pi Score Challenge is free to download, with in-app purchases available.

### Is π Challenge free?

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

### Do Pi Score Challenge or π Challenge have ads?

Neither Pi Score Challenge nor π Challenge shows ads.

### Which is updated more often, Pi Score Challenge or π Challenge?

Pi Score Challenge ships an update fortnightly, and π Challenge every 9 months. Most recently, Pi Score Challenge was updated on May 16, 2026 and π Challenge on September 24, 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.*