# Fun brain exercise vs Find the wrong kanji

The clearest difference is update cadence: Find the wrong kanji at every 4 weeks against Fun brain exercise's every 7 months. Fun brain exercise's advantage is iOS requirement (13.0 vs 15.6). On price, review sentiment, ads and in-app purchases there is nothing between them.

Both are free to download. Fun brain exercise sells 1 one-off in-app purchase and Find the wrong kanji sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Fun brain exercise ships an update every 7 months, Find the wrong kanji every 4 weeks. The most recent releases landed on September 15, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | Fun brain exercise | Find the wrong kanji |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (28 ratings)](https://appshunter.io/ios/app/fun-brain-exercise-drmemory/id1330550865/reviews)** | — |
| Number of ratings | **28** | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 7 months | **Every 4 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 30 MB | 57 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Softnoesis](https://appshunter.io/developer/981506496) | [ryo fujise](https://appshunter.io/developer/1580661605) |

## What reviewers say

### Fun brain exercise

[App page](https://appshunter.io/ios/app/fun-brain-exercise-drmemory/id1330550865)

This game offers a fun way to test and improve your mind's power through daily memory challenges. It features various visual styles and tracks your progress with scores and high scores.

**Highlights:** Memory testing and improvement, Multiple game styles (Marvel, Animals, Emojis, Flags, etc.), Score tracking and history, High score records, Background game sound, Pair matching gameplay

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


### Find the wrong kanji

[App page](https://appshunter.io/ios/app/find-the-wrong-kanji/id6444767788)

This brain training game challenges you to find the subtly different kanji character among a group. It's a fun "spot the difference" style puzzle suitable for all ages, offering various game modes and difficulty levels to test your focus and visual acuity.

**Highlights:** Spot the difference kanji puzzles, Multiple game modes (Quick, Continuous, Endless), 5 difficulty levels, Special challenges with rotated/colored text, Global leaderboards, Brain training and focus improvement

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove in-app advertisements. | $1.99 | one-time |


## Frequently asked questions

### Is Fun brain exercise free?

Fun brain exercise is free to download, with in-app purchases available.

### Is Find the wrong kanji free?

Find the wrong kanji is free to download, with in-app purchases available.

### Do Fun brain exercise or Find the wrong kanji have ads?

Both Fun brain exercise and Find the wrong kanji show ads.

### Which is updated more often, Fun brain exercise or Find the wrong kanji?

Fun brain exercise ships an update every 7 months, and Find the wrong kanji every 4 weeks. Most recently, Fun brain exercise was updated on September 15, 2026 and Find the wrong kanji on September 11, 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.*