Spam Master
200+ active installs · Rated 4.2/5 · Updated August 20, 2026
A plugin that acts as a spam firewall, checking visitors against real-time block lists to stop spam bots, brute force logins and fake registrations. It also filters junk form submissions. It adds honeypot fields, needs no captcha, and works with WooCommerce and many form and membership plugins. It suits sites hit by registration and comment spam. A free licence can be generated in the plugin settings, and a paid Pro version is available.
Pros
- No captcha and no visitor-facing puzzles
- Honeypot and blocklist checks on forms and registrations
- Works with WooCommerce, WPForms and BuddyPress
Cons
- Sends blocked-attempt details to the vendor service
- Some features are only in the Pro edition
- Depends on the vendor service being reachable
Topics: Anti-spam plugins , Form plugins , Security plugins
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