# Chaptify vs Star Document Reader

The clearest difference is in-app purchases: Star Document Reader at none against Chaptify's 3. Star Document Reader also leads on update cadence (daily vs every 3 weeks) and iOS requirement (13.0 vs 16.4). On price, ads and device support there is nothing between them.

Both are free to download. Chaptify sells 3 in-app purchases, starting at $1.99 per 7 days. Star Document Reader asks for nothing beyond the download.

Chaptify ships an update every 3 weeks, Star Document Reader daily. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Chaptify | Star Document Reader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (11 ratings)](https://appshunter.io/ios/app/chaptify-reading-tracker/id6755592559/reviews)** | — |
| Number of ratings | **11** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Daily** |
| Monetization | Free | — |
| Size | 82 MB | 41 MB |
| Requires iOS | 16.4 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Chaptify LLC](https://appshunter.io/developer/1854694833) | [Markus Stadi](https://appshunter.io/developer/1888545692) |

## What reviewers say

### Chaptify

[App page](https://appshunter.io/ios/app/chaptify-reading-tracker/id6755592559)

Organize your reading, discover new books, and connect with friends. Save notes, highlights, and get AI-powered insights to enhance your reading experience and find your next favorite title faster.

**Highlights:** Personalized book recommendations, Reading progress tracking, Want to Read list, Ratings and reviews, Friends feed and activity, Notes, highlights, and annotations, AI summaries, In-app discussions

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $1.99 | per 7 days |
| Chaptify Premium | $4.99 | per month |
| Chaptify Premium Annual | $44.99 | per year |


### Star Document Reader

[App page](https://appshunter.io/ios/app/star-document-reader/id6768236698)

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

**In-app purchases:** none


## Frequently asked questions

### Is Chaptify free?

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

### Is Star Document Reader free?

Star Document Reader is free to download, with no in-app purchases.

### Do Chaptify or Star Document Reader have ads?

Neither Chaptify nor Star Document Reader shows ads.

### Which is updated more often, Chaptify or Star Document Reader?

Chaptify ships an update every 3 weeks, and Star Document Reader daily. Most recently, Chaptify was updated on October 24, 2026 and Star Document Reader 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.*