# BRAIN PUZZLE ＆ IQ TEST vs 16タイプ診断

The clearest difference is review sentiment: BRAIN PUZZLE ＆ IQ TEST at 80% against 16タイプ診断's 0%. BRAIN PUZZLE ＆ IQ TEST also leads on iOS requirement (7.0 vs 17.4). On price, update cadence, 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.

BRAIN PUZZLE ＆ IQ TEST ships an update every 2 months, 16タイプ診断 monthly. The most recent releases landed on October 15, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | BRAIN PUZZLE ＆ IQ TEST | 16タイプ診断 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **80.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free | Free |
| Size | 6 MB | 6 MB |
| Requires iOS | **7.0** | 17.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [daisuke kawano](https://appshunter.io/developer/964854037) | [Takumi Yoshikoshi](https://appshunter.io/developer/1655689141) |

## What reviewers say

### BRAIN PUZZLE ＆ IQ TEST

[App page](https://appshunter.io/ios/app/brain-puzzle-iq-test/id964854038)

Explore your brain's structure with engaging puzzles and IQ tests. Discover if your thinking is more emotional or logical and compare your cognitive patterns to historical figures. This app offers a unique way to understand your own mind.

**Highlights:** Brain puzzle challenges, IQ testing, Brain structure analysis, Comparison to historical figures, Emotional vs. logical thinking assessment

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

**In-app purchases:** none


### 16タイプ診断

[App page](https://appshunter.io/ios/app/16/id6621240539)

Discover your personality through a 16-type assessment. Get detailed analysis, identify strengths and weaknesses, and receive advice for personal growth and relationships. Start your self-discovery journey for free.

**Highlights:** 16 personality type assessment, Detailed personality analysis, Identify strengths and weaknesses, Relationship insights, Personal growth advice, Quick and easy questionnaire

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

**In-app purchases:** none


## Frequently asked questions

### Is BRAIN PUZZLE ＆ IQ TEST free?

BRAIN PUZZLE ＆ IQ TEST is free to download, with no in-app purchases.

### Is 16タイプ診断 free?

16タイプ診断 is free to download, with no in-app purchases.

### Do BRAIN PUZZLE ＆ IQ TEST or 16タイプ診断 have ads?

Neither BRAIN PUZZLE ＆ IQ TEST nor 16タイプ診断 shows ads.

### Which is updated more often, BRAIN PUZZLE ＆ IQ TEST or 16タイプ診断?

BRAIN PUZZLE ＆ IQ TEST ships an update every 2 months, and 16タイプ診断 monthly. Most recently, BRAIN PUZZLE ＆ IQ TEST was updated on October 15, 2026 and 16タイプ診断 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.*