# ウミガメのスープ 水平思考×推理 謎解き推理&水平思考クイズ vs WhoMaster

The clearest difference is review sentiment: WhoMaster at 100% against ウミガメのスープ 水平思考×推理 謎解き推理&水平思考クイズ's 0%. WhoMaster also leads on ads (none vs shown) and update cadence (every 9 days vs every 3 weeks). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. ウミガメのスープ 水平思考×推理 謎解き推理&水平思考クイズ sells 1 one-off in-app purchase and WhoMaster sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ウミガメのスープ 水平思考×推理 謎解き推理&水平思考クイズ ships an update every 3 weeks, WhoMaster every 9 days. The most recent releases landed on October 5, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | ウミガメのスープ 水平思考×推理 謎解き推理&水平思考クイズ | WhoMaster |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (1 ratings)](https://appshunter.io/ios/app/whomaster/id6752902127/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 9 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 45 MB | 13 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [AppSeed, Incorporated.](https://appshunter.io/developer/1268184135) | [Gary Watson](https://appshunter.io/developer/1536272323) |

## What reviewers say

### ウミガメのスープ 水平思考×推理 謎解き推理&水平思考クイズ

[App page](https://appshunter.io/ios/app/and/id6751633517)

Engage in a logic puzzle game where you gather information by asking yes/no questions to uncover the truth behind various scenarios. This brain-training quiz is suitable for solo play and offers a range of challenges from beginner-friendly to complex mysteries.

**Highlights:** Lateral thinking quiz gameplay, Logic and deduction puzzles, Brain training exercises, Progressive difficulty levels, Hint system for difficult puzzles, Over 30 stages with future updates

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hide Ads | $2.99 | one-time |


### WhoMaster

[App page](https://appshunter.io/ios/app/whomaster/id6752902127)

Test your knowledge of time and space with this quick trivia game. Answer multiple-choice questions within a time limit to earn points. It's a fun and challenging way to engage with your favorite sci-fi universe.

**Highlights:** 3-minute game rounds, 15-second answer timers, Multiple-choice questions, Scoring system, Pass or timeout option

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| donation | $0.99 | one-time |


## Frequently asked questions

### Is ウミガメのスープ 水平思考×推理 謎解き推理&水平思考クイズ free?

ウミガメのスープ 水平思考×推理 謎解き推理&水平思考クイズ is free to download, with in-app purchases available.

### Is WhoMaster free?

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

### Do ウミガメのスープ 水平思考×推理 謎解き推理&水平思考クイズ or WhoMaster have ads?

ウミガメのスープ 水平思考×推理 謎解き推理&水平思考クイズ shows ads; WhoMaster does not.

### Which is updated more often, ウミガメのスープ 水平思考×推理 謎解き推理&水平思考クイズ or WhoMaster?

ウミガメのスープ 水平思考×推理 謎解き推理&水平思考クイズ ships an update every 3 weeks, and WhoMaster every 9 days. Most recently, ウミガメのスープ 水平思考×推理 謎解き推理&水平思考クイズ was updated on October 5, 2026 and WhoMaster on October 17, 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.*