# Ordical vs Quadrivium

The clearest difference is price: Ordical at Free against Quadrivium's $3.99. Ordical also leads on iOS requirement (12.0 vs 18.0). Quadrivium's advantage is update cadence (every 2 months vs every 32 months). On ads, in-app purchases and device support there is nothing between them.

Ordical is free to download; Quadrivium costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Ordical ships an update every 32 months, Quadrivium every 2 months. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Ordical | Quadrivium |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 32 months | **Every 2 months** |
| Size | 1 MB | 4 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | +4 |
| Developer | [CROMBEZ Emmanuel](https://appshunter.io/developer/375656695) | [Tobias Reithmeier](https://appshunter.io/developer/1882860698) |

## What reviewers say

### Ordical

[App page](https://appshunter.io/ios/app/ordical/id1615007643)

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

**In-app purchases:** none


### Quadrivium

[App page](https://appshunter.io/ios/app/quadrivium-logic-squares/id6799608995)

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

**In-app purchases:** none


## Frequently asked questions

### Is Ordical free?

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

### Is Quadrivium free?

Quadrivium costs $3.99, with no in-app purchases.

### Do Ordical or Quadrivium have ads?

Neither Ordical nor Quadrivium shows ads.

### Which is updated more often, Ordical or Quadrivium?

Ordical ships an update every 32 months, and Quadrivium every 2 months. Most recently, Ordical was updated on October 30, 2026 and Quadrivium on October 31, 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.*