# pi! vs HyperPi Lite

The clearest difference is device support: pi! at 3 against HyperPi Lite's 1. On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | pi! | HyperPi Lite |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 2 months |
| Size | 4 MB | 8 MB |
| Requires iOS | **26.0** | 26.1 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Sijun Yang](https://appshunter.io/developer/1819339978) | [Bassem Allani](https://appshunter.io/developer/1847393265) |

## What reviewers say

### pi!

[App page](https://appshunter.io/ios/app/pi/id6760577760)

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

**In-app purchases:** none


### HyperPi Lite

[App page](https://appshunter.io/ios/app/hyperpi-lite-memorize-pi/id6761498237)

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

**In-app purchases:** none


## Frequently asked questions

### Is pi! free?

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

### Is HyperPi Lite free?

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

### Do pi! or HyperPi Lite have ads?

Neither pi! nor HyperPi Lite shows ads.

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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.*