# CHM Sharp vs Aurora Reader

The clearest difference is rating: Aurora Reader at 4.3 against CHM Sharp's 3.8. Aurora Reader also leads on in-app purchases (none vs 1) and ads (none vs shown). On price, review sentiment, ratings volume and device support there is nothing between them.

Both are free to download. CHM Sharp sells 1 one-off in-app purchase. Aurora Reader asks for nothing beyond the download.

Aurora Reader holds the better App Store score, 4.3 against 3.8. Both are backed by a comparable volume of ratings — 11 and 12 respectively. Written reviews complicate that: 68% of CHM Sharp's written reviews are positive against 62% of Aurora Reader's, so the app with the better star average is not the one people write more warmly about.

CHM Sharp ships an update every 4 months, Aurora Reader every 6 weeks. The most recent releases landed on September 9, 2026 and August 12, 2026 respectively.

## The numbers

| Metric | CHM Sharp | Aurora Reader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.8 (11 ratings)](https://appshunter.io/ios/app/chm-sharp/id467098001/reviews) | **[4.3 (12 ratings)](https://appshunter.io/ios/app/aurora-reader/id1268667713/reviews)** |
| Number of ratings | 11 | **12** |
| Positive reviews | **68.0% of reviews** | 61.5% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 6 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 25 MB | 27 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [锦文 游](https://appshunter.io/developer/406832160) | [Junyu Kuang](https://appshunter.io/developer/961945907) |

## What reviewers say

### CHM Sharp

[App page](https://appshunter.io/ios/app/chm-sharp/id467098001)

This app is a reader for CHM (Microsoft Compiled HTML Help) documents on iOS devices. It allows for file management, searching within documents, and various viewing options. Transfer files easily via Wi-Fi or iTunes.

**Highlights:** CHM document reader, File sorting and searching, File management (copy, move, delete), Wi-Fi and iTunes file transfer, In-document search and highlighting, Pinch-to-zoom support, Bookmark functionality

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version | $0.99 | one-time |


### Aurora Reader

[App page](https://appshunter.io/ios/app/aurora-reader/id1268667713)

Save, read, and organize articles from the web with a clutter-free reading experience. Look up word definitions, add notes, and listen to articles hands-free. Syncs across devices via iCloud.

**Highlights:** Save articles from web, Clutter-free reading view, Offline article access, Word definition lookup, Highlighting and note-taking, Article-to-speech functionality, iCloud sync across devices

**Features:** Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is CHM Sharp free?

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

### Is Aurora Reader free?

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

### Which has better reviews, CHM Sharp or Aurora Reader?

Aurora Reader is rated higher. CHM Sharp averages 3.8 out of 5 from 11 ratings, while Aurora Reader averages 4.3 from 12 ratings.

### Do CHM Sharp or Aurora Reader have ads?

CHM Sharp shows ads; Aurora Reader does not.

### Which is updated more often, CHM Sharp or Aurora Reader?

CHM Sharp ships an update every 4 months, and Aurora Reader every 6 weeks. Most recently, CHM Sharp was updated on September 9, 2026 and Aurora Reader on August 12, 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.*