# Chapter Circle vs CodeStudy

The clearest difference is in-app purchases: CodeStudy at none against Chapter Circle's 2. CodeStudy also leads on update cadence (every 6 days vs every 6 weeks). Chapter Circle's advantage is iOS requirement (15.0 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. Chapter Circle sells 2 in-app purchases, starting at $1.99 per month. CodeStudy asks for nothing beyond the download.

Chapter Circle ships an update every 6 weeks, CodeStudy every 6 days. Both last shipped on October 25, 2026.

## The numbers

| Metric | Chapter Circle | CodeStudy |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 6 days** |
| Size | 29 MB | 4 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Priya Shirke](https://appshunter.io/developer/1874055026) | [ByeongYun In](https://appshunter.io/developer/1632990861) |

## What reviewers say

### Chapter Circle

[App page](https://appshunter.io/ios/app/chapter-circle-video-books/id6758633896)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chapter Circle: Video Books | $1.99 | per month |
| Chapter Circle: Video Books | $14.99 | per year |


### CodeStudy

[App page](https://appshunter.io/ios/app/codestudy-ai-coding-tutor/id6762127373)

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

**In-app purchases:** none


## Frequently asked questions

### Is Chapter Circle free?

Chapter Circle is free to download, with in-app purchases available.

### Is CodeStudy free?

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

### Do Chapter Circle or CodeStudy have ads?

Neither Chapter Circle nor CodeStudy shows ads.

### Which is updated more often, Chapter Circle or CodeStudy?

Chapter Circle ships an update every 6 weeks, and CodeStudy every 6 days. Most recently, Chapter Circle was updated on October 25, 2026 and CodeStudy on October 25, 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.*