esparxlabs

Esparx Chat Popup is a lightweight and easy-to-use plugin that allows you to add a Chat chat button to your website. It enables visitors to quickly get in touch with you via Chat in just one click.
Features: 
– Simple integration of a Chat chat popup. 
– Customizable button text and position. 
– Mobile-friendly design. 
– No coding required.
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This plugin does not store any user data or set cookies. It simply links users to Chat with prefilled messages.

Esparx Chat Popup

Adds a customizable Chat chat popup button to your website, allowing users to contact you directly.

Facebook

Communicate with customers on your website with Messenger-powered chat. Chat Plugin is a chat widget maintained by the Meta Business that enables live chat on your website.
Whether they’re on their computer or their phone, website visitors will be able to message you anytime by clicking on a small Messenger chat bubble in the lower right corner of your site.
Key features:
<ul>
<li>Website visitors can message you while browsing your site.</li>
<li>Set up auto-replies and answers to common questions to serve customers when you’re not available.</li>
<li>Continue the conversation with customers on Messenger even after they leave your website.</li>
<li>Visitors without a Facebook Messenger account can ask you questions anonymously in Guest mode.</li>
<li><a href="https://www.facebook.com/business/messenger/get-started" rel="nofollow ugc">Messenger</a>’s familiar interface builds trust.</li>
<li>No need to switch between apps to answer questions you get on the website.</li>
</ul>

Facebook Chat Plugin – Live Chat Plugin for WordPress

The Facebook Chat Plugin makes it easy for your website visitors to chat with you and ask you questions, even if they don't have Messenger.

Esparx Chat Popup vs Facebook Chat Plugin – Live Chat Plugin for WordPress