# 大人のなぞなぞ3 ~正解率50%の脳トレパズルゲーム~ vs マルッと修正！アカデミア

The clearest difference is in-app purchases: 大人のなぞなぞ3 ~正解率50%の脳トレパズルゲーム~ at none against マルッと修正！アカデミア's 3. 大人のなぞなぞ3 ~正解率50%の脳トレパズルゲーム~ also leads on ads (none vs shown) and update cadence (every 9 days vs every 3 months). On price, review sentiment and device support there is nothing between them.

Both are free to download. マルッと修正！アカデミア sells 3 one-off in-app purchases. 大人のなぞなぞ3 ~正解率50%の脳トレパズルゲーム~ asks for nothing beyond the download.

大人のなぞなぞ3 ~正解率50%の脳トレパズルゲーム~ ships an update every 9 days, マルッと修正！アカデミア every 3 months. The most recent releases landed on October 21, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | 大人のなぞなぞ3 ~正解率50%の脳トレパズルゲーム~ | マルッと修正！アカデミア |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/3-50/id1190110502/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | **54.9% of reviews** | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 9 days** | Every 3 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 38 MB | 195 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 9+ |
| Developer | [Ikue Konno](https://appshunter.io/developer/971968281) | [NOELITH, INC.](https://appshunter.io/developer/1659312327) |

## What reviewers say

### 大人のなぞなぞ3 ~正解率50%の脳トレパズルゲーム~

[App page](https://appshunter.io/ios/app/3-50/id1190110502)

This brain-training puzzle game offers 100 riddles for adults, ranging from easy to difficult. It's designed to stimulate the mind and is recommended for those who enjoy IQ quizzes and brain teasers.

**Highlights:** 100 riddles, Brain training, IQ quizzes, Puzzle game, Varied difficulty

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

**In-app purchases:** none


### マルッと修正！アカデミア

[App page](https://appshunter.io/ios/app/id6448621097)

Engage in a fun spot-the-difference game where you play as a student aiming to become a proofreader. Find mistakes in various scenarios, from school life to internships, to hone your observation skills. Enjoy a relaxed gameplay experience with no time limits or penalties.

**Highlights:** Spot 3-5 differences per stage, Hint and answer system, Stage selection and volume control, No time limits, No penalties or game overs, 50 free stages

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告削除Aパック | $0.99 | one-time |
| 広告削除Bパック | $0.99 | one-time |
| 広告削除ABお得パック | $1.99 | one-time |


## Frequently asked questions

### Is 大人のなぞなぞ3 ~正解率50%の脳トレパズルゲーム~ free?

大人のなぞなぞ3 ~正解率50%の脳トレパズルゲーム~ is free to download, with no in-app purchases.

### Is マルッと修正！アカデミア free?

マルッと修正！アカデミア is free to download, with in-app purchases available.

### Do 大人のなぞなぞ3 ~正解率50%の脳トレパズルゲーム~ or マルッと修正！アカデミア have ads?

マルッと修正！アカデミア shows ads; 大人のなぞなぞ3 ~正解率50%の脳トレパズルゲーム~ does not.

### Which is updated more often, 大人のなぞなぞ3 ~正解率50%の脳トレパズルゲーム~ or マルッと修正！アカデミア?

大人のなぞなぞ3 ~正解率50%の脳トレパズルゲーム~ ships an update every 9 days, and マルッと修正！アカデミア every 3 months. Most recently, 大人のなぞなぞ3 ~正解率50%の脳トレパズルゲーム~ was updated on October 21, 2026 and マルッと修正！アカデミア on October 15, 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.*