# n'Back Color

> n'Back Color (iPhone/iPad app by Yasuyoshi Ota.)

- Source: https://appshunter.io/ios/app/nback-color/id1138639831 (this page in markdown: same URL + `.md`)
- Developer: [Yasuyoshi Ota](https://appshunter.io/developer/1500357652)
- Category: Education, Health & Fitness
- Price: $2.99
- Age rating: 4+
- Requires: iOS 12.0 · 1 MB
- Languages: American English, Japanese
- Released: 2016-09-02
- Data updated: 2026-05-19
- User reviews in markdown: https://appshunter.io/ios/app/nback-color/id1138639831/reviews.md

## What is n'Back Color?

Stimulus => Sensory Memory => Working Memory => Long-Term Memory
If you want to sharpen your mental ability, you should train your working memory. 
Train your working memory with n'Back.
*n'Back:The current answer matches the one from n steps earlier in the sequence.


## Version history (last 5 releases)

### 1.5.2 — 2023-05-22

performance improvement

### 1.5.1 — 2021-10-05

Performance improvements.

### 1.5 — 2020-04-19

Performance improvements.

### 1.4 — 2018-07-17

minor bug fix
Compatibility Update

### 1.3 — 2017-10-05

Compatibility Update

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| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Mathematical N-Back](https://appshunter.io/ios/app/mathematical-n-back/id1298836462) | 4.7 (85) | Free | Education |
| [MAT+EF](https://appshunter.io/ios/app/mat-plus-ef/id1529766638) | — | Free | Education |
| [Scube: Math Puzzle Brain Games](https://appshunter.io/ios/app/scube-math-puzzle-brain-games/id1526359061) | — | Free | Education |
| [Pinyin - Chinese Pronunciation](https://appshunter.io/ios/app/pinyin-chinese-pronunciation/id1669170459) | 5.0 (2) | $6.99 | Education |
| [TOEIC®L&R Part5 10分で9割](https://appshunter.io/ios/app/toeicl-and-r-part5-109/id6670486513) | — | Free | Education |
| [全レベル瞬間英作文 ブラクストン](https://appshunter.io/ios/app/id6461164664) | 4.8 (17) | Free | Education |

## More apps by Yasuyoshi Ota

- [Kinetic Visual Acuity](https://appshunter.io/ios/app/kinetic-visual-acuity/id315045189)
- [Kinetic Visual Acuity Lite](https://appshunter.io/ios/app/kinetic-visual-acuity-lite/id319026009)
- [Amida Mikan](https://appshunter.io/ios/app/amida-mikan/id350563115)
- [Try Hairstyle Lite](https://appshunter.io/ios/app/try-hairstyle-lite/id350729683)
- [Amida Mikann](https://appshunter.io/ios/app/amida-mikann/id358691639)
- [2 Digit Multiplication](https://appshunter.io/ios/app/2-digit-multiplication/id395133470)

All apps by Yasuyoshi Ota: https://appshunter.io/developer/1500357652

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-05-19.*