Amazon Photos - Prime Photos From Amazon is a mobile application that lets you to backup, organize and share all of the photos and videos from your mobile device, computer and other devices.
Photoscape - high quality photo editing software, that enables you to fix and enhance photos.
Google Photos - All your photos are backed up safely, organized and labeled automatically, so you can find them fast, and share them how you like.
IrfanView - IrfanView ... one of the most popular viewers worldwide.
JPEGView - JPEGView is a small and fast viewer/editor for JPEG, BMP, PNG, GIF and TIFF images.
XnView MP - XnView is a free software that allows you to view, resize and edit your images. It supports more than 500 different formats!