# CS Pro Note vs Data Structures Basics

The clearest difference is in-app purchases: Data Structures Basics at none against CS Pro Note's 1. CS Pro Note's advantage is iOS requirement (13.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. CS Pro Note sells 1 one-off in-app purchase. Data Structures Basics asks for nothing beyond the download.

## The numbers

| Metric | CS Pro Note | Data Structures Basics |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | — |
| Size | 60 MB | 38 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jeffery Galen Reed](https://appshunter.io/developer/1819964083) | [AFTW LLC](https://appshunter.io/developer/1886356149) |

## What reviewers say

### CS Pro Note

[App page](https://appshunter.io/ios/app/cs-pro-note/id6749539002)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CS Pro Note Lifetime | $7.99 | one-time |


### Data Structures Basics

[App page](https://appshunter.io/ios/app/data-structures-basics/id6771263396)

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

**In-app purchases:** none


## Frequently asked questions

### Is CS Pro Note free?

CS Pro Note is free to download, with in-app purchases available.

### Is Data Structures Basics free?

Data Structures Basics is free to download, with no in-app purchases.

### Do CS Pro Note or Data Structures Basics have ads?

Neither CS Pro Note nor Data Structures Basics 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.*