# Zadx vs Quadronia

The clearest difference is review sentiment: Quadronia at 100% against Zadx's 0%. Quadronia also leads on in-app purchases (none vs 3) and update cadence (every 5 days vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. Zadx sells 3 one-off in-app purchases. Quadronia asks for nothing beyond the download.

Zadx ships an update every 2 months, Quadronia every 5 days. The most recent releases landed on August 14, 2026 and June 2, 2026 respectively.

## The numbers

| Metric | Zadx | Quadronia |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (2 ratings)](https://appshunter.io/ios/app/quadronia/id6468920597/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 4 MB | 47 MB |
| Requires iOS | 14.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Carlos Aviles Software](https://appshunter.io/developer/397676103) | [Leonid Khramov](https://appshunter.io/developer/1710929000) |

## What reviewers say

### Zadx

[App page](https://appshunter.io/ios/app/zadx/id1506605159)

A deceptively simple yet challenging puzzle game that tests your logic and problem-solving skills. Navigate through increasingly complex levels with intuitive controls.

**Highlights:** Simple gameplay mechanics, Challenging puzzles, Intuitive controls, Multiple levels, Logic testing

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small support | $0.99 | one-time |
| Medium reward | $2.99 | one-time |
| Generous reward | $5.99 | one-time |


### Quadronia

[App page](https://appshunter.io/ios/app/quadronia/id6468920597)

A free, color-matching puzzle game where players find and clear areas of the same color. It offers two modes: Classic for extended play and Sprint for quick sessions, designed to train your mind.

**Highlights:** Match same-colored quads, Clear areas by clicking corners, Earn score points, Collect bonuses and perks, Classic game mode, Sprint game mode, Mind training

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Zadx free?

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

### Is Quadronia free?

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

### Do Zadx or Quadronia have ads?

Neither Zadx nor Quadronia shows ads.

### Which is updated more often, Zadx or Quadronia?

Zadx ships an update every 2 months, and Quadronia every 5 days. Most recently, Zadx was updated on August 14, 2026 and Quadronia on June 2, 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.*