XnView MP is the enhanced version of XnView Classic. It is a powerful cross-platform media browser, viewer and converter. Developed by Pierre-Emmanuel Gougelet
License: Free Personal
XnView MP is a powerful multi-platform photo management tool with extensive features aimed at advanced users, while Windows Live Photo Gallery offers a more straightforward interface and basic editing functions suitable for casual users. The choice depends on the user's needs for features versus simplicity.