LinkWithin is a related posts widget that displays related post with photo thumbnails indeed. Related posts in the sense we always heard about the posts related to each story in words. But this one shows that with pictures. Related Posts in this manner will let your page views increase, it will keep your readers engaged with your blog. This widget is free and ad-free. No Signup Required. For WordPress users there is a plugin for this, you need to download it from their website. The plugin makes the magic next.
Also Check : 5 Ways To Show Related Posts On Your Blog