kharim

WP Next Post Navi Plugin can easily add a Previous Post and Next Post link on your blog. You can choose to use buttons or text link.
This plugin gives you customization options to make the buttons blend in with your blog’s theme. So changed the color to match your blog or to make the buttons stand out.
Use custom text as well or choose to show the blog post title.
If you don’t want to use text links or buttons then you have the option to use images. Use your own images or use the ones that comes with the plugin.
When viewing the latest posts on your blog, there will be an option to show a message showing next post coming soon or you can disable it.
You can keep more traffic on your blog. This plugin will encourage your blog visitors to stay on your blog longer and continue reading more blog posts. (This will help to retain your blog visitors and in effect to reduce your bounce rate).
Responsive layout and very lightweight (no javascript).

WP Next Post Navi

WP Next Post Navi Plugin can easily add a Previous Post and Next Post link on your blog. You can choose to use buttons or text link.

Anas Mir

WP Post Navigation Plugin gives you facility to show Previous and Next Post Links at the Top or Bottom of a Post. 
You can set to navigate within category or date wise navigation. You’ve the option to set Post Navigation Bar at Bottom, Top or both Top & Bottom. 
You can apply CSS style to Previous and Next Post Links. You can set custom text instead of Next and Previous Post Titles. 
You can set custom Image for Next and Previous Post Links. 
Manually Place Post Navigation in single.php, just Copy & paste following code anywhere in single.php page under get_header(); 
<?php echo isset( $WPPostNavigation ) ? $WPPostNavigation->WP_Custom_Post_Navigation():”; ?> 
For Help visit: http://sharp-coders.com/wp-post-navigation/

WP Post Navigation

Exactly what I expected! Also on mobile device

What I wanted

Show Next and Previous Post Links at Posts.

WP Next Post Navi vs WP Post Navigation