EPUB-Reader.io
Lithium: EPUB Reader
Apple Books
calibre
Icecream Ebook Reader
Thorium Reader
Marvin Classic
A native iOS EPUB, PDF, and audiobook reader with Calibre sync, OPDS catalogs, automatic reading stats, and 200+ fonts.
LayerStack’s Arm-based cloud virtual machines, powered by cloud-optimized CPU based on Arm architecture that deliver excellent cost-effective processing power, allowing you to easily complete the most demanding application development.

Website, pricing, platforms and company facts side by side.
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justRead.app
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LayerStack Arm-based Cloud Server
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| Website | justread.app | layerstack.com |
| Pricing | — | |
| Company | 2026 | — |
| Listed in |
In their own words, as submitted to SaaSHub.
justRead is a native EPUB, PDF, and audiobook reader for iPhone and iPad, built with SwiftUI. 200+ built-in fonts plus custom font import, adjustable size, weight, spacing, and margins, smart dark mode, and 20-20-20 eye-strain reminders. Library handles 5,000+ books with instant search, series...
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When comparing justRead.app and LayerStack Arm-based Cloud Server, you can also consider the following products.

Download the best free EPUB reader for Windows with advanced features or open books directly in your browser. Supports EPUB, MOBI, PDF, and other formats.
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Lithium: EPUB Reader app allows users to read their favorite eBooks after importing it from the internal storage.
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The all-new Apple Books has been redesigned to make finding, reading, and listening to books a beautiful, effortless experience on iPhone and iPad.
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Ebook manager, viewer & converter
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Ebook Reader by Icecream Apps allows to read ebooks in several formats (EPUB, MOBI, FB2 and others). Download EPUB Reader for Windows.
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Thorium Reader is a free, open source multi-language EPUB reader for Windows 10, MacOS and Linux. It's privacy aware and highly accessible for visually impaired and dyslexic people.
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