Orion viewer - pdf & djvu app for android description: Open source pdf djvu xps cbz and tiff file viewer.
Page scrolling is realized by screen touch (for more details see menu settings tap zones).
Application features: outline navigation bookmarks support page navigation by screen taps + tap zones + key binding text selection custom zoom custom border crop portrait landscape orientation support different navigation patterns inside page (left to right right to left) external dictionaries support built in file manager with recently opened file vieworion viewer is free open source (gpl) project.
To donate this project you can buy orion viewer: donation 1 3 or 5 package from market