# Brain Detective vs Spot the Difference Master

The clearest difference is rating: Spot the Difference Master at 4.1 against Brain Detective's 3.2. Spot the Difference Master also leads on review sentiment (50% vs 18%) and update cadence (every 2 weeks vs monthly). Brain Detective's advantage is iOS requirement (13.0 vs 15.6). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

Spot the Difference Master holds the better App Store score, 4.1 against 3.2. Both are backed by a comparable volume of ratings — 56 and 28 respectively. Written reviews point the same way: 18% of Brain Detective's written reviews are positive against 50% of Spot the Difference Master's.

Brain Detective ships an update monthly, Spot the Difference Master every 2 weeks. The most recent releases landed on July 17, 2026 and June 5, 2026 respectively.

## The numbers

| Metric | Brain Detective | Spot the Difference Master |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.2 (56 ratings)](https://appshunter.io/ios/app/brain-detective/id6740797165/reviews) | **[4.1 (28 ratings)](https://appshunter.io/ios/app/spot-the-difference-master/id6742488450/reviews)** |
| Number of ratings | **56** | 28 |
| Positive reviews | 17.8% of reviews | **50.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | Ad-supported | Ad-supported |
| Size | 157 MB | 134 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [志强 蔺](https://appshunter.io/developer/1787405002) | [宇良 易](https://appshunter.io/developer/1778349969) |

## What reviewers say

### Brain Detective

[App page](https://appshunter.io/ios/app/brain-detective/id6740797165)

Engage in a reasoning game that blends brain challenges with logic puzzles. Test your observation and deductive skills as you uncover hidden truths and make critical decisions to identify culprits or protect the innocent.

**Highlights:** Brain challenges, Logic puzzles, Deductive reasoning, Observation skills, Decision-making, Mystery solving

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🚀 Minimal non-video ads
- 👍 Fun concept

**What reviewers complain about**

- 🐛 Clues have errors and are unclear
- 🔍 Difficult to read small text on mobile
- 🤯 Too many ads
- 🔌 Game stopped working and had to reinstall

**Reported bugs**

- Clues mix up rows and columns
- Unrecognizable hair color descriptions
- Similar names cause confusion
- Game gets stuck in an ad loop

**Requested features**

- Improve translation and accuracy of clues
- Increase text size for better readability
- Reduce the number of ads


### Spot the Difference Master

[App page](https://appshunter.io/ios/app/spot-the-difference-master/id6742488450)

Find subtle differences between two similar images to complete levels. This game offers humorous art, brain-boosting challenges, and hundreds of levels for all ages. Enjoy simple, addictive fun that sharpens focus and observation skills.

**Highlights:** Humorous art style, Brain-boosting and relaxing gameplay, Easy tap-to-circle controls, Hundreds of levels, Diverse themes and increasing challenges

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Brain Detective free?

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

### Is Spot the Difference Master free?

Spot the Difference Master is free to download, with no in-app purchases.

### Which has better reviews, Brain Detective or Spot the Difference Master?

Spot the Difference Master is rated higher. Brain Detective averages 3.2 out of 5 from 56 ratings, while Spot the Difference Master averages 4.1 from 28 ratings.

### Do Brain Detective or Spot the Difference Master have ads?

Both Brain Detective and Spot the Difference Master show ads.

### Which is updated more often, Brain Detective or Spot the Difference Master?

Brain Detective ships an update monthly, and Spot the Difference Master every 2 weeks. Most recently, Brain Detective was updated on July 17, 2026 and Spot the Difference Master on June 5, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*