George Stephanis

It’s all the rage. If someone sends a message comprised of just emoji, make it bigger! Eye strain is dangerous!
Shorter emoji messages get bigger than longer emoji messages, and you can include spaces between your emoji and it will still count.

Big Emoji Comments

If someone leaves a comment comprised entirely of emoji, make it bigger.

Leandro G?mez

This plugin will enable you to use the open source <a href="http://emojione.com/" rel="nofollow ugc">Emoji One</a> emoticons in your posts and pages. There are over 1100 emoticons for you to use.
Based on the <a href="https://wordpress.org/plugins/typepad-emoji-for-tinymce/" rel="ugc">TypePad emoji for TinyMCE</a> plugin by <a href="https://profiles.wordpress.org/picmo/" rel="nofollow ugc">picmo</a>. Emoji set designed and offered free by <a href="http://emojione.com/" rel="nofollow ugc">Emoji One</a>.

WP Emoji One

Add Emoji One emoticons to your posts and pages.

Big Emoji Comments vs WP Emoji One