Caching is a web technology to make your website load faster and serve static, HTML versions of your dynamic pages.Top 8 Best WordPress Caching Plugin 2016
1.WP Fastest Cache
So simple User Interface
Delete Cache, Cache TimeOut, Image Optimization, Exclude,CDN Option.
Combine CSS,JS Feature
Cache Preload Feature
It has Premium Version as as well. You will be happy with lite version from all other plugin.
Visit and Download
2. W3 Total Cache:
Over 1 Milion times downloaded and Popular wordpress caching Plugin in the world.THis plgin recommened by many hosting company like hostgator, siteground and bluehost
3.WP Super Cache
Support HTML,CSS,JS Minify
So simple to use.
Over 100K active installs and popular wp caching plugins autooptimize . I think this a simplest caching plugin.HTML, CSS,JS minificatin and compression. Browser Caching etc.
Visit and Download Autoptimize