CrestaProject

<a href="https://crestaproject.com/cresta-facebook-messenger-demo-page/" rel="nofollow ugc">Plugin Demo</a> | <a href="https://crestaproject.com/downloads/cresta-facebook-messenger/" rel="nofollow ugc">Plugin Homepage</a>
With Cresta Social Messenger you can allow your users or customers to contact you via Facebook Messenger simply by clicking on a button. Users may contact you directly in private messages on your Facebook page and continue the conversation on Facebook Messenger. 
You can use the floating button which is positioned at the bottom right of the site or a button inside post or pages using the [cresta-facebook-messenger text=”Need Help?” icon=”yes” position=”top”] shortcode. 
Cresta Social Messenger is compatible with WooCommerce and WPML.
Some features
<ul>
<li>Add the button to open Facebook Messenger at bottom right of your site</li>
<li>Use the shortcode [cresta-facebook-messenger] to add the Facebook Messenger button in your posts or pages</li>
<li>Choose which pages to showo the Facebook Messenger button</li>
<li>Mobile version: click the button and automatically open Facebook Messenger App (if installed)</li>
<li>and more…</li>
</ul>
PRO version features
<ul>
<li>Change position of the box button</li>
<li>Change colors of the box button</li>
<li>Add tooltip on the box button</li>
<li>Change box size</li>
<li>Facebook Messenger widget</li>
<li>Different Animations</li>
<li>and much more…</li>
</ul>

Cresta Social Messenger

Allow your users and customers to contact you via Facebook Messenger with a single click.

Concentric Digital

Unofficial Addon for Facebook Customer Chat. 
Added useful functions including: 
– disable Facebook chat widget completely in specific page (through metabox setting in page/post editor) 
– css class for CTA button to show/open Facebook chat conversation 
– auto show/open Facebook chat after delay (With option to only show once in one session) 
– shake Facebook chat conversation window to get more attraction and increase conversion. 
– hide the Facebook chat widget until action complete/reach certain element in page (coming soon…) 
– custom automatic chatting, greeting, reply bot (coming soon…) 
– conversation SMS forwarding (coming soon premium service…)
Interested in the coming soon features or have feature request? 
Submit a ticket in <a href="https://wordpress.org/support/plugin/chat-plus/" rel="ugc">Support Page</a>, and we will prioritize development of high demand features or include features requested.
if you find the addon helpful, <a href="https://wordpress.org/plugins/chat-plus/#reviews" rel="ugc">please leave a review</a>. 
And if you want to support the development of this free plugin, <a href="https://www.paypal.com/donate?hosted_button_id=YMA63F7SPY48G" rel="nofollow ugc">donate to us through PayPal.</a>. 
If you wish to financially charter us for the development of plugins, please send your request to development.AT.concentricdigital.com.au

Chat Plus – Unofficial Addon to disable chat on page and more

Unofficial Addon for Facebook Customer Chat. Added useful functions including disable chat in some pages, css class for CTA button to show chat, auto …

Cresta Social Messenger vs Chat Plus – Unofficial Addon to disable chat on page and more