# pi! vs Numery

The clearest difference is in-app purchases: pi! at none against Numery's 3. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Numery sells 3 in-app purchases, starting at $1.99 per month. pi! asks for nothing beyond the download.

## The numbers

| Metric | pi! | Numery |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 2 days |
| Size | 4 MB | 10 MB |
| Requires iOS | 26.0 | 26.0 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Sijun Yang](https://appshunter.io/developer/1819339978) | [David Carlander-Reuterfelt Gallo](https://appshunter.io/developer/1891708405) |

## What reviewers say

### pi!

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

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

**In-app purchases:** none


### Numery

[App page](https://appshunter.io/ios/app/numery-major-system/id6761836552)

**Features:** Family Sharing, Apple Watch app

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Numery Pro mensual | $1.99 | per month |
| Numery Pro – Anual | $9.99 | per year |
| Numery Pro de por vida | $34.99 | one-time |


## Frequently asked questions

### Is pi! free?

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

### Is Numery free?

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

### Do pi! or Numery have ads?

Neither pi! nor Numery 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.*