Leetsoft Mango!

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.

MComix is an user-friendly, customizable image viewer. It is specifically designed to handle comic books, but also serves as a generic viewer. It reads images in ZIP, RAR, 7Zip or tar archives as well as plain image files. It is written in Python and uses GTK+ through the PyGTK bindings, and runs on both Linux and Windows.

Icecream Ebook Reader offers to add EPUB, MOBI, PDF, FB2 books and CBR and CBZ comics to the Library and view them in Table View or Book Shelf modes. It’s easy to find books in the library thanks to filters (you can sort books by categories: All, Recently read, Favorites, and Formats) and search tool. Creation of custom categories in the Library is also supported.

Manga Rock is the best manga reader app across platforms. Since 2010, the app has achieved over 2 million downloads on both iPhone and iPad, with an overall rating of 4/5.

An image viewer for viewing eComics.

pViewer is a small and fast image and comic/manga viewer.

bubble - Comic book reader for Android 4.1+

Komik is the first comic/manga viewer and collection manager designed specifically for Android tablets and phones. I would love to hear any suggestions from you.

eManga is a free application for Windows, Mac OS X and the iPhone™, iPod touch®, & iPad. It works as both a manga-viewer and a library organizer all-in-one. And there's the Mangacast system to allow you get get Manga releases in lighting-speed. Get eManga from the App StoreSM and read your manga right on your phone or tablet.

ZingBox is a free manga reader app for android which provides the most amazing manga reading experience. You can read manga in a clean and easy-to-use interface without any banner ads. It supports paper-rolling, page-turning, landscape and portrait mode. Read all your favorite manga here and download them unlimitedly!

Manga Reader is an easy to use, handy tool specially designed to offer you a tool to help you manage your manga.

FFView is a fast OpenGL-powered picture viewer. It is aimed at letting you read comics onscreen (windowed & fullscreen mode). Features include fast prefetching, smooth panning, voice commands, 2-page mode, a magnifying lens, the ability to browse pictures inside archives (.rar/.cbr, .zip/.cbz/, .pdf) and sticky per-picture options. It reads EXIF tags and is scriptable.