# CrushStations vs Dr. Logic

The clearest difference is review sentiment: Dr. Logic at 100% against CrushStations's 50%. Dr. Logic also leads on rating (5.0 vs 4.5) and update cadence (fortnightly vs every 13 months). CrushStations's advantage is ads (none vs shown) and ratings volume (11 vs 1). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Dr. Logic holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: CrushStations has 11 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 50% of CrushStations's written reviews are positive against 100% of Dr. Logic's.

CrushStations ships an update every 13 months, Dr. Logic fortnightly. Both last shipped on October 24, 2026.

## The numbers

| Metric | CrushStations | Dr. Logic |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (11 ratings)](https://appshunter.io/ios/app/crushstations/id1475914154/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/dr-logic/id1606638625/reviews)** |
| Number of ratings | **11** | 1 |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 13 months | **Fortnightly** |
| Monetization | **Free** | Ad-supported |
| Size | 294 MB | 23 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [New York University](https://appshunter.io/developer/485666462) | [SUD Inc.](https://appshunter.io/developer/453469451) |

## What reviewers say

### CrushStations

[App page](https://appshunter.io/ios/app/crushstations/id1475914154)

This game trains working memory, a key executive function, by challenging players to remember creature colors and types to rescue them from an octopus. It's designed to improve cognitive skills linked to academic success.

**Highlights:** Working memory training, Executive function development, Creature memory challenges, Educational game design, Research-backed gameplay

**Features:** macOS Compatibility

**In-app purchases:** none


### Dr. Logic

[App page](https://appshunter.io/ios/app/dr-logic/id1606638625)

Engage your mind with logic puzzles. Solve challenges by deciphering clues and deducing the correct answers. Perfect for quick brain teasers.

**Highlights:** Logic puzzles, Clue-based challenges, Deductive reasoning, Brain training, Puzzle solving

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

**In-app purchases:** none


## Frequently asked questions

### Is CrushStations free?

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

### Is Dr. Logic free?

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

### Which has better reviews, CrushStations or Dr. Logic?

Dr. Logic is rated higher. CrushStations averages 4.5 out of 5 from 11 ratings, while Dr. Logic averages 5.0 from 1 ratings.

### Do CrushStations or Dr. Logic have ads?

Dr. Logic shows ads; CrushStations does not.

### Which is updated more often, CrushStations or Dr. Logic?

CrushStations ships an update every 13 months, and Dr. Logic fortnightly. Most recently, CrushStations was updated on October 24, 2026 and Dr. Logic on October 24, 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.*