IrfanView - IrfanView ... one of the most popular viewers worldwide.
Universal Book Reader - Just like its name, Universal Book Reader is really a universal book reading application allowing you to read the eBooks from the convenience of your smartphones.
XnView MP - XnView is a free software that allows you to view, resize and edit your images. It supports more than 500 different formats!
Cool Reader - Fast and small cross-platform eBook reader for desktops and handheld devices
Scheduler - Scheduler – Schedule Posts for Instagram, Facebook developed and published by Scheduler Inc.
iReader - iReader is one of the most accomplished ways to read the books right from your smartphones.