# CodeStart by ChatStick vs Parallel Computing Basics

The clearest difference is in-app purchases: Parallel Computing Basics at none against CodeStart by ChatStick's 1. Parallel Computing Basics also leads on ads (none vs shown) and iOS requirement (15.1 vs 26.2). On price and device support there is nothing between them.

Both are free to download. CodeStart by ChatStick sells 1 one-off in-app purchase. Parallel Computing Basics asks for nothing beyond the download.

## The numbers

| Metric | CodeStart by ChatStick | Parallel Computing Basics |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Size | 12 MB | 38 MB |
| Requires iOS | 26.2 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ChatStick Company Limited](https://appshunter.io/developer/1165816085) | [AFTW LLC](https://appshunter.io/developer/1886356149) |

## What reviewers say

### CodeStart by ChatStick

[App page](https://appshunter.io/ios/app/codestart-by-chatstick/id6762445646)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CodeStart Premium (Lifetime) | $2.99 | one-time |


### Parallel Computing Basics

[App page](https://appshunter.io/ios/app/parallel-computing-basics/id6772994823)

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

**In-app purchases:** none


## Frequently asked questions

### Is CodeStart by ChatStick free?

CodeStart by ChatStick is free to download, with in-app purchases available.

### Is Parallel Computing Basics free?

Parallel Computing Basics is free to download, with no in-app purchases.

### Do CodeStart by ChatStick or Parallel Computing Basics have ads?

CodeStart by ChatStick shows ads; Parallel Computing Basics does not.

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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.*