Preview is the default program in Mac OS that allows users to images. When you're looking for an alternative then you have to Xee a try. This photo viewer for Mac is free to download.
Xee is a free image viewer for Mac OS. The developer promotes Xee as a more powerful alternative to Preview, the default viewer in Mac OS.
This program is very fast and uses less memory than many other photo viewers. It makes use of OpenGL to scroll through images smoothly.
Xee has the following characteristics:
You can free download Xee and safe install the latest trial or new full version for Windows 10 (x32, 64 bit) from the official site.