# Ebook readers privacy ratings

Apps and tools for reading and managing ebooks.

| Name | Grade | Jurisdiction | Description |
| --- | --- | --- | --- |
| [Foliate](https://privacyratings.com/ebook-readers/foliate/) | B (80/100) | Unknown | Open-source e-book reader for Linux built with GTK, supporting EPUB, MOBI, AZW3, FB2, CBZ and PDF. |
| [KOReader](https://privacyratings.com/ebook-readers/koreader/) | B (80/100) | Unknown | Open-source document and e-book reader for E Ink devices such as Kindle, Kobo and PocketBook, also available for Android and Linux. Supports EPUB, PDF, DjVu, CBZ and more. |
| [Calibre](https://privacyratings.com/ebook-readers/calibre/) | D (50/100) | Unknown | Free and open-source e-book manager for organizing, converting and reading e-books, with a built-in viewer, editor and device syncing. |
| [Readest](https://privacyratings.com/ebook-readers/readest/) | D (50/100) | Unknown | Open-source e-book reader for desktop, mobile and web, with optional cloud sync of books, progress and notes. |
| [Thorium Reader](https://privacyratings.com/ebook-readers/thorium-reader/) | D (50/100) | France (Nine Eyes) | Open-source desktop reader for EPUB, PDF, audiobooks and comics from EDRLab, a French nonprofit. It supports LCP-protected library loans, read aloud and screen readers. |
| [Librera Reader](https://privacyratings.com/ebook-readers/librera-reader/) | F (30/100) | Unknown | Open-source Android reader for EPUB, PDF, DjVu, MOBI, FB2 and other formats. A free ad-supported version, a paid PRO version and an F-Droid build are available. |
| [Apple Books](https://privacyratings.com/ebook-readers/apple-books/) | F (25/100) | United States (Five Eyes) | Apple's e-book and audiobook store and reading app for iPhone, iPad and Mac. Purchases and reading progress sync through the user's Apple Account. |
| [Google Play Books](https://privacyratings.com/ebook-readers/google-play-books/) | F (0/100) | United States (Five Eyes) | Google's e-book and audiobook store and reading app. Purchases, notes and reading progress sync through the user's Google account. |
| [Kindle](https://privacyratings.com/ebook-readers/kindle/) | F (0/100) | United States (Five Eyes) | Amazon's e-book store, reading apps and E Ink e-readers. Books bought from Amazon use DRM and sync reading progress and notes through the user's Amazon account. |
| [Kobo](https://privacyratings.com/ebook-readers/kobo/) | F (0/100) | Canada (Five Eyes) | E-book and audiobook store, reading apps and E Ink e-readers from Rakuten Kobo Inc. in Toronto. Supports EPUB and syncs reading progress through a Kobo account. |

## Criteria

- **Open source** (weight 3): Is all the source code needed to run the product public?
- **No trackers or telemetry** (weight 3): Are the website and apps free of third-party trackers, with any analytics anonymous and any telemetry off by default?
- **No ads or data sales** (weight 2): Is the product funded without advertising, ad targeting or selling user data?
- **Independent audit** (weight 2): Has an independent security or privacy audit been published within the last three years?

Source: https://privacyratings.com/ebook-readers/