perschmitz

Responsive, highly visible contact call-to-action that sits on top of your website. Combining instant-contact buttons, vCard import, location, business hours, messaging and more. Easily add your HelloBox to your WordPress site with the official HelloBox for WordPress plugin.
<h4>Features</h4>
<ul>
<li>Personalize look & feel to suit your needs</li>
<li>People can easily download your contact details</li>
<li>Business hours, including open/closed indicator</li>
<li>Contact form</li>
<li>Location</li>
<li>Phone & mobile tap-to-call, Skype integration</li>
<li>Messenger intergration</li>
<li>Responsive design (optimized for mobile, tablet & desktop)</li>
<li>Call-to-action triggers (on scroll, on exit-intent, time-based)</li>
</ul>
The HelloBox for WordPress plugin is a really simple plugin that allows you to copy and paste your HelloBox code snippet from <a href="http://www.gethellobox.com/" rel="nofollow ugc">getHelloBox.com</a>, straight to your WordPress admin interface.
Requirements: PHP5+, WordPress 2.9.x+
Important Links:
<ul>
<li><a href="http://www.gethellobox.com/" rel="nofollow ugc">getHelloBox.com</a></li>
</ul>

HelloBox

Responsive, highly visible contact call-to-action. Combining instant-contact buttons, vCard import, location, business hours, messaging and more.

stasionok

Qbein

Plugin Generate QR code in vCard or MeCard format with your contact information.
Share your contact information such as emails and phone numbers and much more through QR code with WordPress using shortcode, widget or everywhere else by direct link.
That plugin use MeCard format and vCard version 3 format as most compatible and frequently used.
You can read detailed information about vCard <a href="https://wikipedia.org/wiki/VCard" title="Wikipedia about vCard" rel="nofollow ugc">here</a>, and about MeCard <a href="https://en.wikipedia.org/wiki/MeCard_(QR_code)" title="Wikipedia about MeCard" rel="nofollow ugc">here</a>.
<h3>How to increase photo size in QR code vcf file</h3>
You can override qr-code thumbnail with following code in your theme functions.php file 
 `add_action( ‘after_setup_theme’, ‘change_qr_code_photo_size’ ); 
function change_qr_code_photo_size() { 
 // Override the image size 
 add_image_size( ‘qr-code-photo’, 600, 600 ); 
}“`

QR code MeCard/vCard generator

Share your contact information such as emails, phone number and much more through QR code with WordPress using shortcode, widget or by direct link.

HelloBox vs QR code MeCard/vCard generator