# Quadral vs Marbles Brain Games

The clearest difference is review sentiment: Quadral at 100% against Marbles Brain Games's 0%. Quadral also leads on in-app purchases (none vs 1) and update cadence (every 4 days vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Marbles Brain Games sells 1 in-app purchase, starting at $1.99 per month. Quadral asks for nothing beyond the download.

Quadral ships an update every 4 days, Marbles Brain Games every 3 weeks. The most recent releases landed on October 17, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | Quadral | Marbles Brain Games |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/quadral/id6746394799/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 3 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 12 MB | 65 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Colin Mark](https://appshunter.io/developer/1816634873) | [Hello Enthusiast Project Inc](https://appshunter.io/developer/1803153422) |

## What reviewers say

### Quadral

[App page](https://appshunter.io/ios/app/quadral/id6746394799)

A unique word puzzle game where you find a single word that fits four AI-generated clues. Challenge the AI and discover multiple solutions for each puzzle.

**Highlights:** AI-powered puzzles, Multiple solutions, Four clue system, Word guessing gameplay, Challenging AI

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

**In-app purchases:** none


### Marbles Brain Games

[App page](https://appshunter.io/ios/app/marbles-brain-games/id6758465849)

Engaging daily brain games designed for older adults. This app offers quick, easy-to-play activities focusing on memory, logic, and word skills to keep your mind sharp. Build a consistent routine and track your progress in a calm, pressure-free environment.

**Highlights:** Brain games for adults 55+, Memory, focus, logic, reaction, and word play categories, Short games (few minutes each), Daily streaks for consistent play, Progress tracking, Clean, simple design with clear text

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $1.99 | per month |


## Frequently asked questions

### Is Quadral free?

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

### Is Marbles Brain Games free?

Marbles Brain Games is free to download, with in-app purchases available.

### Do Quadral or Marbles Brain Games have ads?

Neither Quadral nor Marbles Brain Games shows ads.

### Which is updated more often, Quadral or Marbles Brain Games?

Quadral ships an update every 4 days, and Marbles Brain Games every 3 weeks. Most recently, Quadral was updated on October 17, 2026 and Marbles Brain Games on September 26, 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.*