# Cantook by Aldiko vs Open Library Reader

The clearest difference is rating: Cantook by Aldiko at 3.4 against Open Library Reader's 3.0. Cantook by Aldiko also leads on review sentiment (39% vs 26%). Open Library Reader's advantage is iOS requirement (13.0 vs 15.0). On price, ratings volume, update cadence and ads there is nothing between them.

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

Cantook by Aldiko holds the better App Store score, 3.4 against 3.0. Both are backed by a comparable volume of ratings — 31 and 50 respectively. Written reviews point the same way: 39% of Cantook by Aldiko's written reviews are positive against 26% of Open Library Reader's.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 21, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Cantook by Aldiko | Open Library Reader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (31 ratings)](https://appshunter.io/ios/app/cantook-by-aldiko/id1476410111/reviews)** | [3.0 (50 ratings)](https://appshunter.io/ios/app/open-library-reader/id1573989409/reviews) |
| Number of ratings | 31 | **50** |
| Positive reviews | **38.6% of reviews** | 26.2% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | Free |
| Size | 26 MB | 24 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [De Marque](https://appshunter.io/developer/373689380) | [Loomis House, LLC](https://appshunter.io/developer/1573989411) |

## What reviewers say

### Cantook by Aldiko

[App page](https://appshunter.io/ios/app/cantook-by-aldiko/id1476410111)

This app consolidates all your eBooks, comics, and audiobooks into a single platform. It offers seamless integration with public libraries, access to public domain titles, and the ability to import your own files. Customize your reading experience with various fonts, themes, and organization tools.

**Highlights:** Unified library for eBooks, comics, audiobooks, Public library integration, Import EPUB, CBZ, PDF files, Access public domain books, Customizable reading experience, Organize bookshelf with categories

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

**In-app purchases:** none


### Open Library Reader

[App page](https://appshunter.io/ios/app/open-library-reader/id1573989409)

Access and read millions of books from an online library. Organize your reading lists, track borrowed books, and discover related titles within a familiar reading interface. Requires an internet connection.

**Highlights:** Browse and check out millions of books, Track reading progress and wishlists, Built-in search and related title discovery, Shelf management and edition changes, Checkout tracking for borrowed books, Customizable reading interface

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

**In-app purchases:** none


## Frequently asked questions

### Is Cantook by Aldiko free?

Cantook by Aldiko is free to download, with no in-app purchases.

### Is Open Library Reader free?

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

### Which has better reviews, Cantook by Aldiko or Open Library Reader?

Cantook by Aldiko is rated higher. Cantook by Aldiko averages 3.4 out of 5 from 31 ratings, while Open Library Reader averages 3.0 from 50 ratings.

### Do Cantook by Aldiko or Open Library Reader have ads?

Neither Cantook by Aldiko nor Open Library Reader shows ads.

### Which is updated more often, Cantook by Aldiko or Open Library Reader?

Cantook by Aldiko ships an update every 2 months, and Open Library Reader every 2 months. Most recently, Cantook by Aldiko was updated on September 21, 2026 and Open Library Reader on September 22, 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.*