HubSpot for WordPress vs Mailster
Compare WordPress plugins and tools side by side. Pick products with “Compare” in the software directory.
| Feature | HubSpot for WordPress v11.3.75 · checked 23 Oct 2026 Free · ★ 4.3/5 Visit Details | Mailster v2.0.3 · checked 23 Oct 2026 Paid · ★ 3.5/5 Visit Details |
|---|---|---|
| At a glance | ||
| Active installs | 200,000+ | 7,000+ |
| Last updated | September 16, 2026 | October 15, 2026 |
| Editions | HubSpot All-In-One Marketing | Mailster Compatibility Tester · Mailster ($) |
| Pros | Official HubSpot plugin, free to install; Form and meeting blocks in the block editor; Shortcode for embedding HubSpot content | Server, PHP and mail checks in one admin page; Clear pass, warning or error result for each check; Free to run before buying Mailster |
| Cons | Needs a HubSpot account to do anything useful; Loads the HubSpot tracking code on public pages; Sends data to HubSpot services by design | Offers a Mailster licence purchase on the same page; Downloads the paid Mailster plugin after checkout; Only checks readiness, it is not the newsletter plugin |
| Mentioned in our posts | 3 | 2 |
| More features | ||
| Other features | HubSpot form block in the editor, HubSpot meeting block in the editor, hubspot shortcode for embedding HubSpot content, Serves HubSpot scripts and requests through site paths, Anonymous tracking only after a user gives consent | Server and PHP compatibility checks, Mail delivery check through wp_mail, Admin page for running tests, Mailster licence checkout and download ($) |
| Integrations | ||
| Payment | — | Freemius checkout |
| CRM | HubSpot | — |
| Analytics | HubSpot tracking code | — |
| Plugins | Elementor | Mailster download endpoint |
| Requires WordPress | 5.8 | 6.0 |
| Requires PHP | 7.2 | 7.4 |
| Tested up to | 6.9 | 7.1 |
| Phones home | Only if you agree | No |
| External services | — | mailster.co |
| Blocks | 2 | — |
| Shortcodes | 1 | — |