# ChmPlus Lite vs Highlights

The clearest difference is rating: Highlights at 4.5 against ChmPlus Lite's 3.6. Highlights also leads on ads (none vs shown) and ratings volume (1.6K vs 11). ChmPlus Lite's advantage is in-app purchases (none vs 3) and iOS requirement (11.0 vs 15.0). On price, review sentiment, update cadence and monetization model there is nothing between them.

Both are free to download. Highlights sells 3 in-app purchases, starting at $4.99 per month. ChmPlus Lite asks for nothing beyond the download.

Highlights holds the better App Store score, 4.5 against 3.6. That said, the two scores are not equally well evidenced: Highlights has 1.6K ratings behind it against 11, so its average is the more settled of the two. Written reviews point the same way: 49% of ChmPlus Lite's written reviews are positive against 53% of Highlights's.

ChmPlus Lite ships an update monthly, Highlights fortnightly. The most recent releases landed on August 30, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | ChmPlus Lite | Highlights |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.6 (11 ratings)](https://appshunter.io/ios/app/chmplus-lite-chmepub-reader/id443454952/reviews) | **[4.5 (1.6K ratings)](https://appshunter.io/ios/app/highlights-pdf-reader-and-notes/id1498912833/reviews)** |
| Number of ratings | 11 | **1.6K** |
| Positive reviews | 49.3% of reviews | **53.3% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 13 MB | 37 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [兰桂 吴](https://appshunter.io/developer/433671404) | [Jonas Myren Ribe](https://appshunter.io/developer/794854096) |

## What reviewers say

### ChmPlus Lite

[App page](https://appshunter.io/ios/app/chmplus-lite-chmepub-reader/id443454952)

This app allows you to read and manage various document formats, including CHM and EPUB, on your iPhone or iPad. It offers features like highlighting, bookmarking, searching, and file transfer. You can also manage files, create text documents, and save images.

**Highlights:** Read CHM and EPUB files, Highlight, bookmark, and annotate, Full-text search, Wi-Fi and iTunes file transfer, Passcode lock for files, Support for multiple document and archive formats

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

**In-app purchases:** none


### Highlights

[App page](https://appshunter.io/ios/app/highlights-pdf-reader-and-notes/id1498912833)

This app is a fast and lightweight PDF reader designed for research. It allows users to read, highlight, and annotate documents, and then extract this information into organized notes. Advanced features include table data extraction, text recognition, and smart copying of annotations into various formats.

**Highlights:** Read and browse PDF documents, Highlight, underline, and strikethrough text, Add comments and sticky notes, Extract annotations into organized notes, Convert table data and recognize text, Smart copy annotations to various formats (CSV, BibTex), Lookup citation metadata and DOI links

**Features:** Family Sharing, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Highlights Pro: Monthly | $4.99 | per month |
| Highlights Pro | $29.99 | per year |
| Highlights Pro: Legacy Upgrade | $29.99 | per year |

**What reviewers like**

- 🚀 Great for highlighting and annotating PDFs
- 🔍 Effective for research and note-taking
- 📚 Useful for academic and professional work
- 👍 Clean and intuitive user interface
- 🔗 Good integration with other apps and cloud storage

**What reviewers complain about**

- 💰 Subscription model is too expensive
- 🐛 Frequent crashes and bugs
- 🔍 Limited search functionality
- 🔒 Lack of customization options
- 🔧 Poor customer support and unresponsive developers

**Reported bugs**

- Highlights and annotations randomly disappearing
- Text selection issues, especially with footnotes
- Compatibility problems with certain PDF files
- Syncing issues across devices
- Export functionality not working as expected

**Requested features**

- Add handwriting and freeform annotation support
- Implement a table of contents or bookmarking feature
- Allow editing of notes directly in the app
- Provide a one-time purchase option instead of subscription
- Improve search capabilities with visual results and navigation


## Frequently asked questions

### Is ChmPlus Lite free?

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

### Is Highlights free?

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

### Which has better reviews, ChmPlus Lite or Highlights?

Highlights is rated higher. ChmPlus Lite averages 3.6 out of 5 from 11 ratings, while Highlights averages 4.5 from 1.6K ratings.

### Do ChmPlus Lite or Highlights have ads?

ChmPlus Lite shows ads; Highlights does not.

### Which is updated more often, ChmPlus Lite or Highlights?

ChmPlus Lite ships an update monthly, and Highlights fortnightly. Most recently, ChmPlus Lite was updated on August 30, 2026 and Highlights on September 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*