# Cogito Solitaire vs Block Master 3D

The clearest difference is update cadence: Cogito Solitaire at every 4 months against Block Master 3D's every 67 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Cogito Solitaire ships an update every 4 months, Block Master 3D every 67 months. The most recent releases landed on October 5, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Cogito Solitaire | Block Master 3D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/cogito-solitaire/id1482620036/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 67 months |
| Monetization | Free | — |
| Size | 16 MB | 55 MB |
| Requires iOS | 13.4 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Carlos Pereira](https://appshunter.io/developer/1482575432) | [App Swim LLC](https://appshunter.io/developer/1475582966) |

## What reviewers say

### Cogito Solitaire

[App page](https://appshunter.io/ios/app/cogito-solitaire/id1482620036)

A card game that challenges your reasoning and memory by sorting a deck of cards. Utilize the empty spaces created by aces to strategically arrange the cards.

**Highlights:** Card sorting gameplay, Reasoning challenges, Memory workout, Ace-based mechanics, Single-player game

**Features:** macOS Compatibility

**In-app purchases:** none


### Block Master 3D

[App page](https://appshunter.io/ios/app/block-master-3d/id1527561565)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Cogito Solitaire free?

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

### Is Block Master 3D free?

Block Master 3D is free to download, with no in-app purchases.

### Do Cogito Solitaire or Block Master 3D have ads?

Neither Cogito Solitaire nor Block Master 3D shows ads.

### Which is updated more often, Cogito Solitaire or Block Master 3D?

Cogito Solitaire ships an update every 4 months, and Block Master 3D every 67 months. Most recently, Cogito Solitaire was updated on October 5, 2026 and Block Master 3D on October 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.*