# π ~ Pi Fun App. vs PiMemory

The clearest difference is update cadence: π ~ Pi Fun App. at every 2 days against PiMemory's fortnightly. On price, ads, in-app purchases and device support there is nothing between them.

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

π ~ Pi Fun App. ships an update every 2 days, PiMemory fortnightly. The most recent releases landed on October 14, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | π ~ Pi Fun App. | PiMemory |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 2 days** | Fortnightly |
| Size | 17 MB | 11 MB |
| Requires iOS | 17.0 | **16.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ryo Tsudukihashi](https://appshunter.io/developer/1320583602) | [Younghan Kim](https://appshunter.io/developer/1859100256) |

## What reviewers say

### π ~ Pi Fun App.

[App page](https://appshunter.io/ios/app/pi-fun-app/id6566185298)

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

**In-app purchases:** none


### PiMemory

[App page](https://appshunter.io/ios/app/pimemory/id6756199880)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is π ~ Pi Fun App. free?

π ~ Pi Fun App. is free to download, with no in-app purchases.

### Is PiMemory free?

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

### Do π ~ Pi Fun App. or PiMemory have ads?

Both π ~ Pi Fun App. and PiMemory show ads.

### Which is updated more often, π ~ Pi Fun App. or PiMemory?

π ~ Pi Fun App. ships an update every 2 days, and PiMemory fortnightly. Most recently, π ~ Pi Fun App. was updated on October 14, 2026 and PiMemory on October 17, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*