# Pytha Draw vs Big O Notation

The clearest difference is in-app purchases: Big O Notation at none against Pytha Draw's 3. Big O Notation also leads on iOS requirement (15.1 vs 18.4). On price, ads and device support there is nothing between them.

Both are free to download. Pytha Draw sells 3 in-app purchases, starting at $3.99 per month. Big O Notation asks for nothing beyond the download.

## The numbers

| Metric | Pytha Draw | Big O Notation |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pytha-draw-math-game/id6755034099/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | — |
| Monetization | Free with in-app purchases | — |
| Size | 32 MB | 38 MB |
| Requires iOS | 18.4 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Intuitions Studio](https://appshunter.io/developer/1851418251) | [AFTW LLC](https://appshunter.io/developer/1886356149) |

## What reviewers say

### Pytha Draw

[App page](https://appshunter.io/ios/app/pytha-draw-math-game/id6755034099)

This educational game transforms mathematical concepts into visual drawings, making them easier to understand. It offers various game modes and leaderboards to engage users from middle school through high school, helping them master functions and geometry.

**Highlights:** Visual math concept drawing, 5 addictive game modes, Unlimited access to classroom, Global and private leaderboards, Level progress tracking, Focus on visual understanding

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly subscription | $3.99 | per month |
| Annual subscription | $19.99 | per year |
| 10 Games Pack | $2.99 | one-time |


### Big O Notation

[App page](https://appshunter.io/ios/app/big-o-notation/id6771656290)

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

**In-app purchases:** none


## Frequently asked questions

### Is Pytha Draw free?

Pytha Draw is free to download, with in-app purchases available.

### Is Big O Notation free?

Big O Notation is free to download, with no in-app purchases.

### Do Pytha Draw or Big O Notation have ads?

Neither Pytha Draw nor Big O Notation shows ads.

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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.*