likeagency

This plugin allows you to add a widget with custom text, link and a FontAwesome icon. In order for this plugin to work, please make sure you already use FontAwesome toolkit in your theme.
List of features:
<ul>
<li>Choose FontAwesome icon as an image for the button.</li>
<li>Add your own text and title for the widget.</li>
<li>Select header tag for the title.</li>
<li>Customize your FontAwesome image (position, color and background color).</li>
<li>Add custom URL to use the widget as a link.</li>
<li>Add extra button displayed below, with your own text.</li>
<li>The widget has its own stylesheet included, however with just necessary CSS to be displayed properly, so it doesn’t override the style for any theme you currently use. </li>
<li>You can also add your own CSS for this plugin via its Settings page.</li>
</ul>

Button with FontAwesome icons by LIKE.agency

This plugin allows to add a widget with custom text, link and a FontAwesome icon.

OrbitCarrot

CTA Widget Manager allows you to very easily create Call To Actions for your WordPress sites as widgets, simply choose the text, the style and where you want the CTA to link to – it’s that simple!
CTA Widget Manager is a free version of our low cost premium widget ‘CTA Manager’ – CTA Manager also allows you to create Call to Actions as widgets but has more functionality including creating in-content CTAs with an awesome CTA shortcode generator check our CTA Manager <a href="http://orbitcarrot.com/wordpress-plugins-purchase/cta-plugin-manager-wordpress-plugin/" rel="nofollow ugc">here</a>.

OrbitCarrot CTA Widget Manager

The easiest way to create Call to Actions as widgets on your Wordpress site. Customize your own CTA style or use pre-designed ones.

Button with FontAwesome icons by LIKE.agency vs OrbitCarrot CTA Widget Manager