Alternatives to Orion Viewer for all platforms with any license

  • Foxit Reader icon

    Foxit Reader

    Foxit Reader is a free and light-weight multi-platform PDF document viewer. Its core function is compatible with PDF Standard 1.7. Whether you're a consumer, business, government agency, or educational organization, you need to...

    Free Personal Mac Windows Linux Android iPhone Windows RT Android Tablet Windows Phone iPad PortableApps.com

  • Adobe Acrobat Reader DC  icon

    Adobe Acrobat Reader DC

    Adobe Acrobat Reader DC is a powerful software for viewing, printing, and annotating PDFs. It’s connected to Adobe Document Cloud — so it’s easier than ever to work with PDFs on computers and mobile devices. The commercial...

    Freemium Mac Windows Android iPhone Windows Phone iPad Blackberry 10

  • MuPDF icon

    MuPDF

    MuPDF is a lightweight PDF and XPS viewer. The renderer in MuPDF is tailored for high quality anti-aliased graphics. It renders text with metrics and spacing accurate to within fractions of a pixel for the highest fidelity in...

    Open Source Windows Linux Android iPhone iPad Xfce

  • STDU Viewer icon

    STDU Viewer

    Are you tired from many viewers one for each document? Do you want to have, one program for all your technical documentations, scientific books and so on? Do you want to have program, which fast opens files, fast loads pages and...

    Free Personal Windows

  • WinDjView icon

    WinDjView

    WinDjView is a fast, compact and powerful DjVu viewer for Windows with tabbed interface, continuous scrolling and advanced printing options. It uses the free DjVuLibre library to decode DjVu documents. DjVu is a web-centric format and...

    Open Source Mac Windows PortableApps.com

  • ComicRack icon

    ComicRack

    It is an all-in-one solution to read and manage your eComic library. You can think of it as ITunes for eComics with much of the same functionality. As a reader ComicRack supports all the state of the art features you can expect:...

    Freemium Windows Android Android Tablet iPad

  • EBookDroid icon

    EBookDroid

    EBookDroid is an open source (GPL'ed) document viewer for Android based on the VuDroid code base. Supported the file in following formats: PDF DjVu XPS (OpenXPS) comics books (cbz,cbr) This software contain: ...

    Free Android

  • Google Docs Viewer icon

    Google Docs Viewer

    With Google Docs Viewer, you can quickly view many file types online, including PDFs, Microsoft Office files, and many image file types.

    Free Web / Cloud

    • Discontinued Focus has moved to Google Drive but Docs Viewer still accessible: http://googlesystem.blogspot.com/2015/02/google-docs-viewer-page-no-longer.html
  • Xodo icon

    Xodo

    Xodo is the ultimate cross-platform PDF viewer and annotator. And it’s 100% free. Powerful, fast, and optimized for all phones and tablets, Xodo’s mobile app makes it easy to access, mark up, sort, share, sync, and manage even the...

    Free Android iPhone Windows RT Android Tablet Windows Phone iPad Kindle Fire

  • Gaaiho PDF Reader icon

    Gaaiho PDF Reader

    Free PDF reader with a complete set of annotation tools. It also includes signing and sharing options.

    Free Windows Android iPhone Android Tablet iPad

  • qAllInOne icon

    qAllInOne

    qAllInOne (aka qAIO) is a free open-source software built using Qt to provide users an All-In-One media player, so it can view images, play videos and audio. Features Built using Qt5 Cross-Platform (Can work with Microsoft...

    Open Source Mac Windows Linux BSD

  • RepliGo Reader icon

    RepliGo Reader

    The application allows you to directly open and read PDF files that have been saved to your media card – without the need for server-side conversion, services or subscriptions.

    Commercial Android Blackberry

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  • Xpdf icon

    Xpdf

    Xpdf is an open source viewer for Portable Document Format (PDF) files. (These are also sometimes also called 'Acrobat' files, from the name of Adobe's PDF software.) The Xpdf project also includes a PDF text extractor...

    Open Source Mac Windows Linux Xfce

    • Bundleware The installer attempts to install, via opt-out, a non-free browser bar. Be careful during the installation: https://alternativeto.net/discussions/applications/11718/be-careful-in-the-installation/
  • APV icon

    APV

    Open Source PDF Viewer for Android based on MuPDF library

    Open Source Android Android Tablet

  • PDF Reader icon

    PDF Reader

    "PDF Reader" is the one app you can rely on when you need a portable solution to work with PDFs.

    Free Android iPhone Android Tablet iPad

  • Flipping PDF Reader icon

    Flipping PDF Reader

    The Flipping PDF Reader allows to read PDF documents in user friendly interface with flipping book effect. Good looking and convenient alternative for Adobe PDF Reader.

    Free Windows

  • BePDF icon

    BePDF

    BePDF is a PDF viewer for the BeOS, Haiku & Zeta. Besides viewing, it supports annotating and user-defined bookmarking for unencrypted PDFs. It's fully localized for 20 languages at the moment with additional languages being...

    Open Source Haiku

  • Mantano icon

    Mantano

    Fast and feature-packed ebook reader to get the most of your readings everywhere User friendly advanced ebook reader for PDF and EPUB for leisure readers, students and...

    Freemium Android iPhone

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  • PDF Previewer for Windows 8

    An attorney who deals with a lot of PDFs set himself with the task of finding a way to preview the PDFs in Windows Explorer (much like Cover Flow view already does in Mac OS X) without actually opening them. He has searched high and...

    Free Windows Windows Explorer

  • C.B.R. : Comic Book Reader icon

    C.B.R. : Comic Book Reader

    C.B.R. is the viewer you need to enjoy all your ebooks. It has an impressive feature list from library management, in memory reading to be quick and effective, multiple format support and conversion such as rar, zip, epub, xps. This...

    Open Source Windows

  • AlternateReader icon

    AlternateReader

    DjVu & PDF reader for Symbian OS 9.1, 9.2, 9.3, 9.4 The program is based on Poppler, DjvuLibre.

    Open Source S60

  • VuDroid icon

    VuDroid

    VuDroid is a djvu and pdf document viewer based on code base of DjvuDroid and PdfDroid viewers. New VuDroid viewer will offer redesigned DjvuDroid features: Zoom by slider drag Progressive tree rendering Fixed pdf crash issues ...

    Open Source Android

  • zReader icon

    zReader

    A lightweight, high quality PDF viewer for Android based on the MuPDF library.

    Open Source Android

  • modern computer flatboat icon

    modern computer flatboat

    modern computer flatboat is a mobile pdf viewer written in Qt and using MuPDF's libfitz. Some of flatboat's features are (for other features see the help page): - a column mode - an in-document history - writing support...

    Open Source Mac Windows Linux Android

  • Free PDF Tablet icon

    Free PDF Tablet

    Free PDF Tablet is a PDF Reader which did not have any other features but to open a PDF File. Features 2 Megabytes in Size Only 2 Megabytes in Size, our PDF Tablet software uses the least space versus other PDF Readers....

    Free Windows

  • POKATreader icon

    POKATreader

    With POKATreader you can read your PDF files in full-screen mode, but one of the best features is the ability to make that all your PDF files be read as a normal book, magazine or newspaper.

    Free Windows

  • Haihaisoft PDF Reader icon

    Haihaisoft PDF Reader

    Haihaisoft Reader is a free PDF document Reader and Printer, extremely fast launch speed. It is also for reading PDF document protected by DRM-X platform.

    Free Mac Windows Android iPhone

  • Foobnix PDF Reader icon

    Foobnix PDF Reader

    Book and Document Reader with PDF and DjVu support for comfortable reading. If you are looking for a good PDF reader, stop here, you have found it. It does what you expect it to do. You can easily lay down and read PDF books and...

    Freemium Android Android Tablet

  • Ultimate PDF Converter icon

    Ultimate PDF Converter

    Ultimate PDF Converter is a great application for those who widely use PDF-documents and have a necessity to save its sensitive data without losing a bit.

    Free iPad

  • Soda PDF 3D Reader icon

    Soda PDF 3D Reader

    Read any PDF document like a book using our patent pending 3D technology! Create PDF documents from Word, Excel & 300+ formats. Soda PDF 3D Reader is 100% compatible with all PDF files created with any software and its powerful...

    Freemium Windows

  • Hyphen icon

    Hyphen

    Take control of the way your ePubs display. Hyphen comes packed with a ton of options for custom colors, fonts, font sizes, line heights, paragraph indentations, margins - ...well, you get the idea. You can even use styling on a...

    Free iPhone iPad

  • Google PDF Viewer icon

    Google PDF Viewer

    PDF Viewing is now available directly in Google Drive. For environments where this cannot be deployed, Google PDF Viewer offers the same capabilities in a standalone app. View, print, search and copy text from pdf documents while...

    Free Android Android Tablet

  • Pdf+ icon

    Pdf+

    Pdf+ is a reader for PDF documents, which are also known as Adobe Acrobat files. Optimized for mobile phones, Pdf+ is very easy to use, fast, small and packs a lot of features. You get all the functions you'd expect, such as...

    Commercial iPhone S60

  • Comic Book Reader

    Comic Book Reader is an open-source, browser-based comic book reader. FEATURES Can read CBR, CBZ, and CBT files Runs in the browser as a JavaScript and HTML web page Works well on a touch device or desktop Saves opened comics...

    Open Source Web / Cloud GitHub

Orion Viewer Comments

Best pdf & djvu viewer for android

Positive Comment by sbp
about Orion Viewer Feb 2013

Best features - >
1. on the fly border white space cropping;
2. custom tap zone on the touch screen ;
3. Options at application and separate options for a given book/ file;
and 4. Fast

[Edited by sbp, February 09]

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