bappy_iindev

This plugin will put a “Read More…” link for each post of the blog page after the first image and the first paragraph. If no image present at the beginning, it will only show the first paragraph and the read more link after that.

Auto Read More Generator

Automatically add "Read More..." link for each blog post.

shahpranaf

There are instances when one wants to show featured image on single post and hide it on another post. 
This plugin will allow you to show or hide featured image from single post page. It supports custom post types also.
For any query or details please visit <a href="http://shahpranav.com/2015/05/hide-featured-image-on-single-post/" rel="nofollow ugc">Plugin Home</a>

Hide Featured Image

To Hide Featured Image on single post/page.

Auto Read More Generator vs Hide Featured Image