# Attention - Brain Training — Numer & Grid Puzzle Game

> Numer & Grid Puzzle Game (iPhone/iPad app by 向军 贾.)

- Source: https://appshunter.io/ios/app/attention-brain-training/id978324464 (this page in markdown: same URL + `.md`)
- Developer: [向军 贾](https://appshunter.io/developer/788691093)
- Category: Productivity, Utilities
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 12.0 · 19 MB
- Languages: American English, Czech, Danish, Dutch, Finnish, French (France), German (Germany), Greek, Hebrew, Indonesian and 15 more
- Released: 2015-04-01
- Data updated: 2026-05-17
- User reviews in markdown: https://appshunter.io/ios/app/attention-brain-training/id978324464/reviews.md

## What is Attention?

Simple and effective training software for attention and concentration. Shure Form is a scientific, effective and internationally recognized training method. Its standard training is based on 5 × There are 25 numbers with uncertain order in the table of 5. It is required to find the numbers from 1 to 25 in order. In the process of finding, you should read the numbers while pointing at them with your fingers. The training takes the time to complete the task as the evaluation index. The shorter the time to complete the task, the more focused you are.

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Unlock function and off AD | $2.99 | one-time |



## Version history (last 5 releases)

### 3.0.5 — 2026-01-09

UI and performance optimization.

### 3.0.4 — 2024-09-18

UI and performance optimization.

### 3.0.3 — 2022-11-06

UI and performance optimization.

### 3.0.2 — 2022-11-03

Fix some information errors.

### 3.0.1 — 2022-11-02

UI and game rules modification.

## More apps by 向军 贾

- [Rabbit literacy 1A:Chinese](https://appshunter.io/ios/app/rabbit-literacy-1achinese/id788691090)
- [Learn Chinese: Pinyin Keyboard](https://appshunter.io/ios/app/learn-chinese-pinyin-keyboard/id788698023)
- [Rabbit literacy 2A:Chinese](https://appshunter.io/ios/app/rabbit-literacy-2achinese/id797269674)
- [Rabbit literacy 2B:Chinese](https://appshunter.io/ios/app/rabbit-literacy-2bchinese/id797279675)
- [1st Grade Math Fun](https://appshunter.io/ios/app/1st-grade-math-fun/id804738655)
- [Mental Math Cards](https://appshunter.io/ios/app/mental-math-cards/id804742372)

All apps by 向军 贾: https://appshunter.io/developer/788691093

---

*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 2026-05-17.*