# Brain Test vs 1 of These Things

The clearest difference is rating: Brain Test at 4.1 against 1 of These Things's 3.1. Brain Test also leads on update cadence (every 2 weeks vs every 10 months) and review sentiment (72% vs 50%). 1 of These Things's advantage is ads (none vs shown). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. Brain Test sells 2 one-off in-app purchases and 1 of These Things sells 5 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Brain Test holds the better App Store score, 4.1 against 3.1. Both are backed by a comparable volume of ratings — 71 and 20 respectively. Written reviews point the same way: 72% of Brain Test's written reviews are positive against 50% of 1 of These Things's.

Brain Test ships an update every 2 weeks, 1 of These Things every 10 months. The most recent releases landed on November 6, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | Brain Test | 1 of These Things |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (71 ratings)](https://appshunter.io/ios/app/brain-test-stroop-effect/id791503877/reviews)** | [3.1 (20 ratings)](https://appshunter.io/ios/app/1-of-these-things/id989304003/reviews) |
| Number of ratings | **71** | 20 |
| Positive reviews | **72.4% of reviews** | 50.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Every 10 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 9 MB | 14 MB |
| Requires iOS | **10.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Attila Hegedus](https://appshunter.io/developer/560108934) | [Jay Bacal](https://appshunter.io/developer/436790004) |

## What reviewers say

### Brain Test

[App page](https://appshunter.io/ios/app/brain-test-stroop-effect/id791503877)

Test your selective attention, cognitive flexibility, and processing speed with this psychology-based logic puzzle. Compete with friends and family by identifying the ink color of presented words within a time limit.

**Highlights:** Selective attention test, Cognitive flexibility training, Processing speed improvement, Timed challenges, Multiplayer competition, Color word matching

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads | $0.99 | one-time |
| Unlock expert mode | $1.99 | one-time |


### 1 of These Things

[App page](https://appshunter.io/ios/app/1-of-these-things/id989304003)

This word and trivia game challenges you to identify the item that doesn't belong among four options. It offers hundreds of categories and a global leaderboard. Hints are available to help you solve the tricky puzzles.

**Highlights:** Identify the outlier, Pop culture trivia, Hundreds of categories, Global leaderboard, Free hints, Easy to learn

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Puzzle Pack 2 | $0.99 | one-time |
| Puzzle Pack 3 | $0.99 | one-time |
| Puzzle Pack 4 | $0.99 | one-time |
| Puzzle Pack 5 | $0.99 | one-time |
| Unlock All Puzzle Packs | $1.99 | one-time |


## Frequently asked questions

### Is Brain Test free?

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

### Is 1 of These Things free?

1 of These Things is free to download, with in-app purchases available.

### Which has better reviews, Brain Test or 1 of These Things?

Brain Test is rated higher. Brain Test averages 4.1 out of 5 from 71 ratings, while 1 of These Things averages 3.1 from 20 ratings.

### Do Brain Test or 1 of These Things have ads?

Brain Test shows ads; 1 of These Things does not.

### Which is updated more often, Brain Test or 1 of These Things?

Brain Test ships an update every 2 weeks, and 1 of These Things every 10 months. Most recently, Brain Test was updated on November 6, 2026 and 1 of These Things on November 1, 2026.

---

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