Leadinfo vs MailOptin
Compare WordPress plugins and tools side by side. Pick products with “Compare” in the software directory.
| Feature | Leadinfo v2.1.4 · checked 23 Oct 2026 Free · ★ 4.0/5 Visit Details | MailOptin v1.2.78.7 · checked 23 Oct 2026 Free + paid · ★ 4.8/5 Visit Details |
|---|---|---|
| At a glance | ||
| Active installs | 7,000+ | 10,000+ |
| Last updated | May 20, 2025 | October 13, 2026 |
| Editions | Leadinfo | MailOptin Lite · MailOptin Premium ($) |
| Pros | Very small plugin with a single settings field; Validates the site ID format before saving; REST endpoint lets Leadinfo set the tracker code for admins | Popups, opt-in forms, notification bars and slide-ins; Blog posts sent as email newsletters; Connections to many email and CRM services; Shortcodes and a block for placing opt-in forms |
| Cons | Needs a Leadinfo account to be useful; Loads the tracking script without any cookie consent check; Deactivating the plugin deletes the saved site ID | Premium themes and some features need the paid version; Many outbound connections to third-party services; Large codebase with many shortcodes and email templates |
| Mentioned in our posts | — | 1 |
| More features | ||
| Other features | Adds Leadinfo tracking script in the footer, Site ID field under Settings, Site ID format validation, Admin-only REST endpoint to set the tracker code | Popups, opt-in forms and slide-ins, Opt-in form block, Email newsletter when a post is published, Email campaign builder, Scheduled email campaign sends, Premium optin themes ($) |
| Integrations | ||
| — | Mailchimp, ConvertKit, MailerLite, Brevo | |
| CRM | — | HubSpot, Zoho CRM |
| Marketing | — | Klaviyo |
| Analytics | Leadinfo | — |
| E-commerce | — | WooCommerce |
| Plugins | — | WPForms, Contact Form 7, Gravity Forms |
| Requires WordPress | 3.0.1 | 6.4 |
| Requires PHP | — | 7.4 |
| Tested up to | 6.8.1 | 7.1 |
| Phones home | No | No |
| External services | cdn.leadinfo.net | auth.mailoptin.io, challenges.cloudflare.com, www.google.com, vimeo.com, api.beehiiv.com, api.moosend.com, api.mailerlite.com, a.klaviyo.com, api.sendfox.com, clientapi.benchmarkemail.com, api.sendgrid.com, api.brevo.com, api.getresponse.com, api.convertkit.com, app.bentonow.com, api.sender.net, api.omnisend.com, api.encharge.io, api.egoiapp.com, api.ap3api.com, app.icontact.com, api.flodesk.com, api.sendpulse.com, api.getgist.com, api.mailgun.net, emailoctopus.com, api.elasticemail.com, api.getwemail.io, connect.mailerlite.com, api.ontraport.com, opencollective.com |
| Blocks | — | 2 |
| Shortcodes | — | 60 |