# Brain Busta vs Polyline 2D

The clearest difference is ads: Brain Busta at none against Polyline 2D's shown. Polyline 2D's advantage is update cadence (daily vs fortnightly). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Brain Busta ships an update fortnightly, Polyline 2D daily. The most recent releases landed on September 30, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | Brain Busta | Polyline 2D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/brain-busta/id6475490280/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Fortnightly | **Daily** |
| Monetization | Free | — |
| Size | 1 MB | 111 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Brendan Johnson](https://appshunter.io/developer/1565685869) | [giray ilhan](https://appshunter.io/developer/1880998348) |

## What reviewers say

### Brain Busta

[App page](https://appshunter.io/ios/app/brain-busta/id6475490280)

Sharpen your arithmetic skills with engaging math challenges and a convenient built-in calculator. Test your speed with timed puzzles and track your progress across various categories. Enjoy offline play for continuous learning and practice.

**Highlights:** In-app calculator, Diverse math challenges, Timed puzzles, Progress tracking, Offline mode, User-friendly design

**In-app purchases:** none


### Polyline 2D

[App page](https://appshunter.io/ios/app/polyline-2d/id6760136961)

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

**In-app purchases:** none


## Frequently asked questions

### Is Brain Busta free?

Brain Busta is free to download, with no in-app purchases.

### Is Polyline 2D free?

Polyline 2D is free to download, with no in-app purchases.

### Do Brain Busta or Polyline 2D have ads?

Polyline 2D shows ads; Brain Busta does not.

### Which is updated more often, Brain Busta or Polyline 2D?

Brain Busta ships an update fortnightly, and Polyline 2D daily. Most recently, Brain Busta was updated on September 30, 2026 and Polyline 2D on September 26, 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.*