# Gridzen vs Pure Logic

The clearest difference is in-app purchases: Gridzen at none against Pure Logic's 2. Gridzen also leads on iOS requirement (15.1 vs 17.0). Pure Logic's advantage is ads (none vs shown) and update cadence (daily vs every 3 weeks). On price, rating, ratings volume and monetization model there is nothing between them.

Both are free to download. Pure Logic sells 2 one-off in-app purchases. Gridzen asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Gridzen against 5.0 for Pure Logic. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

Gridzen ships an update every 3 weeks, Pure Logic daily. The most recent releases landed on October 6, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Gridzen | Pure Logic |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/gridzen-quick-logic-puzzles/id6777143455/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/pure-logic-brain-puzzles/id6810033029/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Daily** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 45 MB | 110 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Pritesh Thaker](https://appshunter.io/developer/6777143457) | [贵权 陈](https://appshunter.io/developer/6809852956) |

## What reviewers say

### Gridzen

[App page](https://appshunter.io/ios/app/gridzen-quick-logic-puzzles/id6777143455)

Engage your mind with a collection of five distinct logic puzzle games, each offering a new daily challenge. Enjoy unlimited practice, compete in real-time multiplayer races, and track your progress with detailed statistics. The app respects your privacy and offers optional rewarded ads for hints.

**Highlights:** Five unique logic puzzle games, Daily puzzle challenges, Unlimited practice levels, Real-time multiplayer matches, Detailed player statistics, Privacy-respecting design

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

**In-app purchases:** none


### Pure Logic

[App page](https://appshunter.io/ios/app/pure-logic-brain-puzzles/id6810033029)

Engage your mind with six distinct logic puzzle games including Sudoku, Nonogram, and Queens. Enjoy adjustable difficulty, helpful hints, and customizable themes. Play at your own pace with progress saved locally.

**Highlights:** Six logic puzzle types, Adjustable difficulty levels, Hint and undo options, Customizable themes and board skins, Local progress saving, No account required

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Polar Crystal | $1.99 | one-time |
| Pure Logic Pro | $3.99 | one-time |


## Frequently asked questions

### Is Gridzen free?

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

### Is Pure Logic free?

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

### Which has better reviews, Gridzen or Pure Logic?

Gridzen and Pure Logic are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do Gridzen or Pure Logic have ads?

Gridzen shows ads; Pure Logic does not.

### Which is updated more often, Gridzen or Pure Logic?

Gridzen ships an update every 3 weeks, and Pure Logic daily. Most recently, Gridzen was updated on October 6, 2026 and Pure Logic on October 7, 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.*