# BrainLine: Daily IQ test — One-Line Logic Exercises

> One-Line Logic Exercises (iPhone/iPad app by 紫涵 张.)

- Source: https://appshunter.io/ios/app/brainline-daily-iq-test/id6802955708 (this page in markdown: same URL + `.md`)
- Developer: [紫涵 张](https://appshunter.io/developer/6779268634)
- Category: Games
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 16.4 · 80 MB
- Languages: American English
- Released: 2026-08-23
- Data updated: 2026-09-04
- User reviews in markdown: https://appshunter.io/ios/app/brainline-daily-iq-test/id6802955708/reviews.md

## What is BrainLine?

BrainLine is a minimalist puzzle game built around one elegant rule: connect all the dots in a single, continuous stroke. No lifting your finger. No retracing lines. Just pure logic and spatial reasoning.

Why You‘ll Love BrainLine:

Brain Training – Sharpen your logic, planning, and problem-solving skills with every level.

Minimalist Design – Clean, distraction-free visuals that let you focus on the puzzle.

One-Finger Control – Simply drag your finger to draw. Easy to learn, hard to master.

Hundreds of Levels – From beginner-friendly to expert-level brain teasers. Always a new challenge waiting.

Smart Hint System – Stuck? Get just the right nudge to keep you moving forward.

How to Play:
Look at the dots on the screen.

Draw one continuous line connecting all dots.

Every dot must be visited. Lines cannot be retraced.

Complete the pattern in one stroke to win!

Perfect for quick mental breaks during your commute, lunch hour, or any spare moment. Each puzzle takes just seconds to play but offers satisfying depth that keeps you coming back for more.

Terms of Use: https://www.iqbrainline.com/one-line-terms
Privacy Policy: https://www.iqbrainline.com/mindstroke-privacy
Contact Us: MindStrokeTeam@yeah.net

Download MindStroke today and give your brain the workout it deserves — one stroke at a time.

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| MindStroke Premium | $12.99 | per 7 days |
| MindStroke Premium | $14.99 | per 7 days |
| MindStroke Premium | $19.99 | per 7 days |
| MindStroke Premium | $29.99 | per year |
| MindStroke Premium | $39.99 | per year |
| MindStroke Premium | $49.99 | per year |
| MindStroke Premium | $59.99 | per year |
| MindStroke Premium | $69.99 | per year |
| MindStroke Premium | $79.99 | per year |
| MindStroke Premium | $89.99 | per year |



## Version history (last 3 releases)

### 1.0.3 — 2026-09-03

fix bugs

### 1.0.2 — 2026-09-01

fix bugs

### 1.0.0 — 2026-08-23

No release notes.

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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 2026-09-04.*