Official Sendmachine plugin featuring subscribe forms, users sync, news feed, email sending and transactional campaigns.
As of April 2026, Sendmachine for WordPress is a WordPress sign up plugin with 70 active installations and a 5/5 rating from 1 reviews. It has been downloaded 3.2K+ times in total. Requires WordPress 3.2.1+ and PHP false+. Available on WordPress.org since 2015. Top alternative: Sign-up Sheets.
Sendmachine’s official plugin will enable you to:
Set up signup forms
You can set up a signup form in a few easy steps: connect using the provided API credentials, select a contact list where your visitors will subscribe and you’re basically good to go. The signup form is available as a widget (in your widget area) or as a shortlink by pasting [sm_subscribe_form] in a post or page.
Add subscribe checkboxes
Allow users to subscribe to your contact list only by checking a checkbox in certain website areas like comment form or register form.
Sync your wordpress users with a specific contact list
You want to send emails to all your users but don’t know how? Well, don’t worry, we can help you with that. After you’ve successfully selected a contact list, you can us…
| WordPress | 3.2.1+ requiredTested up to 6.8.5 |
| PHP | false+ required |
Plugin data sourced from WordPress.org. Analysis and metrics by PluginSift.