.EPUB File Overview

File Extension: EPUB
File Type Description: Open eBook File
File Type Developer: IDPF (International Digital Publishing Forum)
Primary Associated Software: Adobe InDesign
Primary Software Developer: Adobe Systems Incorporated

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What is File Extension EPUB?

Calibre is the primary software program that utilizes the Open eBook File file, originally developed by Open Source. Our data shows that EPUB files are frequently utilized by PC users in Taiwan and popular on the Windows 10 platform. A high percentage of these users browse the web using Google Chrome.

Associated Developers and Software

Adobe InDesign by Adobe Systems Incorporated
Comic Book Reader by Open Source
Apple Pages by Apple
Nook by Barnes & Noble
Sony Reader by Sony
Adobe Digital Editions by Adobe Systems Incorporated
Google Play Books by Google
Jutoh (formerly eCub) by Julian Smart
Stanzetta by Two Dollar Apps
BePub by BBKeeper
Stanza by Lexcycle
Apabi Reader by Founder Group
Geometer Plus FBReader by Geometer Plus LLC
OverDrive by Rakuten OverDrive Inc.
Apple iBooks by Apple
Okular by Okular Team
Icecream Ebook Reader by Icecream Apps
Calibre by Open Source

Top EPUB User Languages

Top EPUB File User Browsers

Desktop Friendly?


Mobile Friendly?


Most Popular EPUB File Countries

Top User Operating Systems

Windows 7 Windows 10 Windows 8.1 Windows XP

Associated Operating Systems


Other File Types Related to EPUB Files

Extension File Type Developer File Category File Type Description
.OEB IDPF (International Digital Publishing Forum) eBook Files Open eBook File
.SRW Samsung Electronics Camera Raw Files Samsung RAW Image
.3DF Informative Graphics Corporation 3D Image Files 3D Format
.A4P Avanquest Software Web Files A4Desk Pro Project File
.OMF Avid Technology Audio Files Open Media Framework File
.PSE Adobe Systems Incorporated Raster Image Files Photoshop Elements Photo Project
.XFD JetForm Data Files FormFlow 99 Form Data File
.VST Microsoft Corporation Raster Image Files Targa Bitmap Image File
.PPJ Adobe Systems Incorporated Video Files Premiere 6 Project File
.DWG Autodesk, Inc. CAD Files AutoCAD Drawing Database File

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