Melvin is a free Tumblr theme primarily designed to display your photos and images. This theme comes with a gapless stream of pictures. You can display all post types beautifully with this theme. Not to mention, it is effortless to customize the colors and images using this theme. This theme has been built remembering high-resolution photos in mind, and so, you can post even very high definition images on your blog. This theme works perfectly on any device without interruption, and it is retina ready as well. This theme comes with a very highly elegant design, which makes it one of the best Tumblr Gallery themes in our collection.