# Arithmetist vs Pythagoras Tiles

The clearest difference is price: Arithmetist at Free against Pythagoras Tiles's $1.99. Arithmetist also leads on update cadence (daily vs every 3 days). Pythagoras Tiles's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

Arithmetist is free to download; Pythagoras Tiles costs $1.99 up front. Arithmetist sells 1 one-off in-app purchase. Pythagoras Tiles asks for nothing beyond the download.

Arithmetist ships an update daily, Pythagoras Tiles every 3 days. Both last shipped on October 25, 2026.

## The numbers

| Metric | Arithmetist | Pythagoras Tiles |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Daily** | Every 3 days |
| Size | 115 MB | 44 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Code and DESIGN inc.](https://appshunter.io/developer/1172903960) | [takashi masuda](https://appshunter.io/developer/1886650848) |

## What reviewers say

### Arithmetist

[App page](https://appshunter.io/ios/app/arithmetist/id6557037664)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads | $2.99 | one-time |


### Pythagoras Tiles

[App page](https://appshunter.io/ios/app/pythagoras-tiles/id6784497389)

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

**In-app purchases:** none


## Frequently asked questions

### Is Arithmetist free?

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

### Is Pythagoras Tiles free?

Pythagoras Tiles costs $1.99, with no in-app purchases.

### Do Arithmetist or Pythagoras Tiles have ads?

Arithmetist shows ads; Pythagoras Tiles does not.

### Which is updated more often, Arithmetist or Pythagoras Tiles?

Arithmetist ships an update daily, and Pythagoras Tiles every 3 days. Most recently, Arithmetist was updated on October 25, 2026 and Pythagoras Tiles on October 25, 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.*