royaldeer

This plugin adds an icon to all posts which links to Print-Friendly page with a content of the post. This plugin is very simple to use and very easy to modify, so with a little bit of coding skills you can customize a look of the Print-Friendly page.
“Sites that use the plugin: http://www.zemocigs.com/”
Plugin support: http://www.royaldeerdesign.com/

Printer-Friendly WP

This plugin adds an icon to all posts which links to Print-Friendly page with a content of the post.

twinpictures

Baden

Print-O-Matic adds the ability to print any post, page or page element by using a simple [print-me] shortcode. A <a href='https://pluginoven.com/plugins/print-o-matic/documentation/shortcode/' rel="nofollow ugc">complete listing of shortcode options</a> are available, as well as <a href='https://wordpress.org/support/plugin/print-o-matic/' rel="ugc">free community support</a>.

Print-O-Matic

Adds the ability to target print elements using a simple [print-me] shortcode. Extra jQuery Jedi love given to filled out forms.

Printer-Friendly WP vs Print-O-Matic