clicksend

This integration lets you set up automatic SMS alerts for form submissions, so you never miss an important interaction. You can message your customers as soon as they complete a form. Plus, you can tailor the SMS message to your business needs.
Features 
<ul>
<li>Use ClickSend’s global SMS delivery to reach your audience anywhere.</li>
<li>Edit messages to create notifications that work for your business. </li>
<li>Enjoy a straightforward setup with no technical barriers.</li>
<li>Ideal for businesses in various sectors, including real estate, e-commerce, and service-based industries.</li>
<li>Pay as you go SMS pricing. </li>
<li>Messages sent via trusted SMS gateway ClickSend.</li>
</ul>

SMS for Lead Capture Forms

This is a great plugin that allows us to capture leads on our website and feed them into the ClickSend.com system.

Does the job perfectly

This integration lets you set up automatic SMS alerts for form submissions, so you never miss an important interaction. You can message your customers …

wpunicorn

<a href="https://wpsmspro.com/?utm_source=wporg&utm_medium=link&utm_campaign=website" rel="nofollow ugc">Ultimate SMS</a>: A powerful texting Plugin for WordPress, Receive SMS notifications as per the site’s activities, Inteagrate Your WordPress Website with Twilio API. 
Also, You can send SMS to subscribers of the newsletter, any number or admin for any notifications in WordPress. 
This plugin was created for this by using <a href="https://www.twilio.com/" rel="nofollow ugc">Twilio</a> API,One of the best SMS solutions on the market. And they’re reasonably priced and have an excellent API.
Here’s a list of what the plugin provides out of the box:
<ul>
<li>Custom function to easily send SMS messages to any number (including international ones)</li>
<li>Functionality to directly send a text message to any permissible number from the plugin settings page</li>
<li>Send Bulk SMS to all the users of the website or to a user role.</li>
<li>Send SMS Newsletter to all the users of the website or to a user role or to a custom list of numbers.Many premium features and options are integrated within this one.</li>
<li>Enable sending SMS notifications to the admin or any number about any activity on the website (New comment,New Post,..)</li>
<li>Hooks to add additional tabs on the plugin settings page to allow managing all SMS related settings from the same page</li>
<li>Basic logging capability to keep track of up to 100 entries</li>
<li>Mobile Phone User Field added to each profile (optional)</li>
<li>Shorten URLs using Bit.ly or Google URL Shortener API (optional)</li>
</ul>
Extend, Contribute, Integrate
Disclaimer: This plugin is not affiliated with or supported by Twilio, Inc. All logos and trademarks are the property of their respective owners.

Ultimate SMS Notifications – Messaging, Alerts & OTP

Send SMS/MMS notifications, OTP & 2FA messages, and WooCommerce updates with support for multiple gateways and plugin integrations.

SMS for Lead Capture Forms vs Ultimate SMS Notifications – Messaging, Alerts & OTP