# Big O Notation vs Graphica

The clearest difference is iOS requirement: Big O Notation at 15.1 against Graphica's 17.0. On price, ads, in-app purchases and device support there is nothing between them.

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

## The numbers

| Metric | Big O Notation | Graphica |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Size | 38 MB | 1 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [AFTW LLC](https://appshunter.io/developer/1886356149) | [ANIL TURGUT](https://appshunter.io/developer/6784019042) |

## What reviewers say

### Big O Notation

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

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

**In-app purchases:** none


### Graphica

[App page](https://appshunter.io/ios/app/graphica-graph-algorithms/id6784019040)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Big O Notation free?

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

### Is Graphica free?

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

### Do Big O Notation or Graphica have ads?

Neither Big O Notation nor Graphica shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*