# True Epub vs GemReader

The clearest difference is update cadence: GemReader at every 2 days against True Epub's fortnightly. True Epub's advantage is ratings volume (3 vs 1) and iOS requirement (15.6 vs 18.0). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for True Epub against 5.0 for GemReader. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

True Epub ships an update fortnightly, GemReader every 2 days. The most recent releases landed on October 31, 2026 and November 12, 2026 respectively.

## The numbers

| Metric | True Epub | GemReader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/true-epub/id6757480952/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/gemreader-ebook-study-reader/id6814832827/reviews) |
| Number of ratings | **3** | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 days** |
| Monetization | Free | Free |
| Size | 5 MB | 87 MB |
| Requires iOS | **15.6** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Byung-woo Hwang](https://appshunter.io/developer/1867186958) | [Johan Christopher Nohall](https://appshunter.io/developer/6814832829) |

## What reviewers say

### True Epub

[App page](https://appshunter.io/ios/app/true-epub/id6757480952)

This app allows you to easily open and read EPUB documents. Customize your reading experience by adjusting font size, adding highlights, and taking notes. Import files directly from your device or through the share menu.

**Highlights:** Open EPUB documents, Adjustable font size, Create highlights, Add notes, Import via Files app, Import via Share menu

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

**In-app purchases:** none


### GemReader

[App page](https://appshunter.io/ios/app/gemreader-ebook-study-reader/id6814832827)

This app is designed for learning through reading, allowing users to save form answers, highlights, notes, and flashcards within EPUB and PDF files. It offers study tools like flashcard creation and spaced repetition, with an encrypted, offline-first library and text-to-speech functionality.

**Highlights:** Save form answers in interactive ebooks, Highlighting with 6 colors and notes, Create flashcards from highlights, Spaced repetition review deck, Offline EPUB and PDF reading, Encrypted library with optional backups, Text-to-speech for books

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

**In-app purchases:** none


## Frequently asked questions

### Is True Epub free?

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

### Is GemReader free?

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

### Which has better reviews, True Epub or GemReader?

True Epub and GemReader are both rated 5.0 out of 5 on the App Store, from 3 and 1 ratings respectively.

### Do True Epub or GemReader have ads?

Neither True Epub nor GemReader shows ads.

### Which is updated more often, True Epub or GemReader?

True Epub ships an update fortnightly, and GemReader every 2 days. Most recently, True Epub was updated on October 31, 2026 and GemReader on November 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.*