Try ObviousIdea’s free image resizer and image converter software. Easy but powerful, it resizes and simply converts images, 1 by 1 or via batch mode. Bulk editing can be used to apply profiles to a set of pictures.
The program is available as a windows shell extension. Just right click to easily resize pictures as copies or continue to work on the original HQ photos. Then share your resized photos online with friends. It’s freeware software if you use it for personal use.