Websorcery

This plugin automatically hides the “Add to Cart” button for WooCommerce products that have no price set (or empty price). Instead, it displays a customizable “Request Price” button that opens a lead capture modal.
Features: 
* Automatic detection of checking empty prices. 
* Lead capture form (Name, Phone). 
* Email notifications. 
* Customizable design via settings. 
* GDPR compliant checkbox. 
* Localization support (i18n).

Websorcery Request Price

Replaces "Add to Cart" with "Request Price" button for lead generation.

Dits.Agency

DITS Easy Callback Button adds a floating button that allows site visitors to request a callback easily. 
This plugin is translation-ready.
<h3>Third-party Resources</h3>
<ul>
<li>
Resource Name: Phone Icon (phone.svg) 
License: GPLv2 or later 
License URI: https://www.gnu.org/licenses/gpl-2.0.html
</li>
<li>
Resource Name: Telegram Icon (telegram.svg) 
License: GPLv2 or later 
License URI: https://www.gnu.org/licenses/gpl-2.0.html
</li>
<li>
Resource Name: Viber Icon (viber.svg) 
License: GPLv2 or later 
License URI: https://www.gnu.org/licenses/gpl-2.0.html
</li>
<li>
Resource Name: WhatsApp Icon (whatsapp.svg) 
License: GPLv2 or later 
License URI: https://www.gnu.org/licenses/gpl-2.0.html
</li>
<li>
Resource Name: IMask.js 
License: MIT 
License URI: https://github.com/uNmAnNeR/imaskjs 
Source: https://imask.js.org/
</li>
<li>
Resource Name: MicroModal (micromodal.min.js) 
License: MIT 
License URI: https://opensource.org/licenses/MIT 
Source: https://github.com/ghosh/Micromodal
</li>
</ul>
<h3>External Services</h3>
This plugin provides an option to contact via WhatsApp.
When enabled, the plugin generates a link to the WhatsApp API service 
(https://api.whatsapp.com/send).
Data sent: 
– Phone number configured by the site administrator
Data is sent only when a visitor clicks the WhatsApp button.
This service is provided by WhatsApp (Meta): 
Terms of Service: https://www.whatsapp.com/legal/terms-of-service 
Privacy Policy: https://www.whatsapp.com/legal/privacy-policy
<ul>
<li>AJAX callback request</li>
</ul>
This plugin handles callback requests via an AJAX POST request to the WordPress backend.
Data sent: 
– Phone number entered by the visitor
This data is used only to send an email to the site administrator(s) with the request details. 
No data is shared with third parties outside of the configured email recipients.
<h3>Development</h3>
This plugin uses npm and Gulp with Rollup to bundle JavaScript assets.
The following third-party libraries are bundled into the production files: 
– imask (https://github.com/uNmAnNeR/imaskjs) 
– micromodal (https://micromodal.vercel.app)
Source files are located in: 
– src/js/ 
– src/icons/ 
– src/css/
To build assets: 
1. npm install 
2. gulp build
<h3>Licenses</h3>
This plugin bundles the following third-party libraries:
<ul>
<li>imask – MIT License</li>
<li>micromodal – MIT License</li>
</ul>
All bundled libraries are compatible with GPL-2.0-or-later.

DITS Easy Callback Button

A simple floating callback button and modal form to request a call back from your clients.

Websorcery Request Price vs DITS Easy Callback Button