# Know Brainer vs Drawing Line

The clearest difference is update cadence: Know Brainer at every 3 weeks against Drawing Line's every 4 months. On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Know Brainer ships an update every 3 weeks, Drawing Line every 4 months. Both last shipped on June 24, 2026.

## The numbers

| Metric | Know Brainer | Drawing Line |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/drawing-line/id1158761113/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 months |
| Monetization | Free | Free |
| Size | 92 MB | 15 MB |
| Requires iOS | **11.0** | 12 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ritori](https://appshunter.io/developer/975033206) | [ng shing hei](https://appshunter.io/developer/426360938) |

## What reviewers say

### Know Brainer

[App page](https://appshunter.io/ios/app/know-brainer/id954165627)

Explore fascinating science facts and distinguish truth from fiction. Engage in challenges, discover surprising facts, and compete with others to become the smartest player. This addictive and free game offers a fresh perspective on the world.

**Highlights:** Mind-blowing science facts, Distinguish fact from fiction, Surprising discoveries, Challenge fellow players, Free to play, Addictive gameplay

**Features:** macOS Compatibility

**In-app purchases:** none


### Drawing Line

[App page](https://appshunter.io/ios/app/drawing-line/id1158761113)

Guide a crystal ball to a magic portal by drawing a path. Solve puzzles by creating the correct line to ensure safe passage and clear each level.

**Highlights:** Draw lines to guide objects, Physics-based puzzles, Simple and intuitive gameplay, Crystal ball navigation, Reach the magic portal

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Know Brainer free?

Know Brainer is free to download, with no in-app purchases.

### Is Drawing Line free?

Drawing Line is free to download, with no in-app purchases.

### Do Know Brainer or Drawing Line have ads?

Neither Know Brainer nor Drawing Line shows ads.

### Which is updated more often, Know Brainer or Drawing Line?

Know Brainer ships an update every 3 weeks, and Drawing Line every 4 months. Most recently, Know Brainer was updated on June 24, 2026 and Drawing Line on June 24, 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.*