# Calibre View vs Project Gutenberg eBook Reader

Calibre View and Project Gutenberg eBook Reader both sit at 5.0 stars, but that hides the real split: 75% of Calibre View's written reviews are positive against 0% of Project Gutenberg eBook Reader's. Calibre View also leads on ads (none vs shown) and monetization model (free vs free with in-app purchases). Project Gutenberg eBook Reader's advantage is update cadence (every 4 days vs every 6 weeks) and iOS requirement (16.0 vs 26.1). On price, rating, in-app purchases and device support there is nothing between them.

Both are free to download. Calibre View sells 3 one-off in-app purchases and Project Gutenberg eBook Reader sells 3 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Calibre View against 5.0 for Project Gutenberg eBook Reader. Both are backed by a comparable volume of ratings — 6 and 2 respectively. Written reviews are what separate them: 75% of Calibre View's written reviews are positive against 0% of Project Gutenberg eBook Reader's.

Calibre View ships an update every 6 weeks, Project Gutenberg eBook Reader every 4 days. The most recent releases landed on October 30, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Calibre View | Project Gutenberg eBook Reader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (6 ratings)](https://appshunter.io/ios/app/calibre-view/id6756579355/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/project-gutenberg-ebook-reader/id6798842310/reviews) |
| Number of ratings | **6** | 2 |
| Positive reviews | **75.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Every 4 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 38 MB | 25 MB |
| Requires iOS | 26.1 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [DANIEL EDWARD LAMSON](https://appshunter.io/developer/1861529617) | [Burak Kose](https://appshunter.io/developer/1683133609) |

## What reviewers say

### Calibre View

[App page](https://appshunter.io/ios/app/calibre-view/id6756579355)

Browse and manage your Calibre ebook library on iOS devices. Connect to cloud storage or local files for fast searching, sorting, and filtering. Optimized for large collections and works offline once downloaded.

**Highlights:** Connect to cloud storage (Dropbox, Google Drive, OneDrive, iCloud, WebDAV), Browse library with metadata only, Optimized for large libraries (15,000+ books), Customizable book list columns and sorting, Fast search and filtering by tags, authors, series, Download books locally for offline reading, Supports multiple libraries and quick switching

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $1.99 | one-time |
| Medium Tip | $4.99 | one-time |
| Large Tip | $9.99 | one-time |


### Project Gutenberg eBook Reader

[App page](https://appshunter.io/ios/app/project-gutenberg-ebook-reader/id6798842310)

Access over 75,000 public-domain classic books offline. Enjoy a customizable reading experience with themes, adjustable text, and bookmarks. Listen to audiobooks with synchronized text highlighting.

**Highlights:** 75,000+ public-domain classic books, Offline reading, Read-along audiobooks, Customizable reader (themes, text size), Bookmarks and table of contents, Search and browse by subject

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $4.99 | per 7 days |
| Yearly Subscription | $24.99 | per year |
| Lifetime Access | $29.99 | one-time |


## Frequently asked questions

### Is Calibre View free?

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

### Is Project Gutenberg eBook Reader free?

Project Gutenberg eBook Reader is free to download, with in-app purchases available.

### Which has better reviews, Calibre View or Project Gutenberg eBook Reader?

Calibre View and Project Gutenberg eBook Reader are both rated 5.0 out of 5 on the App Store, from 6 and 2 ratings respectively.

### Do Calibre View or Project Gutenberg eBook Reader have ads?

Project Gutenberg eBook Reader shows ads; Calibre View does not.

### Which is updated more often, Calibre View or Project Gutenberg eBook Reader?

Calibre View ships an update every 6 weeks, and Project Gutenberg eBook Reader every 4 days. Most recently, Calibre View was updated on October 30, 2026 and Project Gutenberg eBook Reader on November 6, 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.*