Best referral spam plugins for WordPress
The most popular referral spam plugins for WordPress in November 2026, in WordPress.org’s own popular order, which follows active installs. Analytics Spam Blocker leads with 800+ active installs, ahead of WP referrer spam blacklist (fight 2040+ Referrer Spammers in (Google/Matomo) Analytics) (600+) and Block Referer Spam (500+). All 5 plugins tagged “referral spam” are below, with figures from WordPress.org that update every day.
Installs aren’t everything: a recent release, a “Tested up to” that matches the current WordPress, and support threads that get resolved show a plugin is looked after. Open any plugin for its downloads, rank history and alternatives.
Research this niche or see all plugins.
Top 5 referral spam plugins
- 1.
Analytics Spam BlockerThe most installed referral spam plugin, with 800+ active installs. Rated 3.9 from 14 reviews, updated 10 months ago. Tested only up to WordPress 6.9.11.
- 2.
WP referrer spam blacklist (fight 2040+ Referrer Spammers in (Google/Matomo) Analytics)600+ active installs. Only 3 reviews so far, last updated 5 years ago. Tested only up to WordPress 5.6.23.
- 3.
Block Referer Spam500+ active installs. Rated 3.4 from 21 reviews, updated 2 months ago.
- 4.
Custom Referral Spam Blocker300+ active installs. Rated 4.0 from 10 reviews, last updated 9 years ago. Tested only up to WordPress 4.7.39.
- 5.
Block Referral Spam200+ active installs. Rated 4.1 from 9 reviews, last updated 9 years ago. Tested only up to WordPress 4.8.34.
All 5 plugins tagged “referral spam”

Analytics Spam Blocker
Down in the last 7 days:30#7,531by Arnan de Gans10 months ago
Prevent referrer spam from affecting your website analytics. Easily create a blocklist and receive new domains weekly to stay on top of the issue.
- Installs
- 800+
- Rating
- 3.9(14)
- Downloads
- 10/day

WP referrer spam blacklist (fight 2040+ Referrer Spammers in (Google/Matomo) Analytics)
Down in the last 7 days:34#8,213by Umbrovskis.com5 years ago
WordPress plugin to fight with 2040+ referrer spammers (like semalt, buttons-for-website and many more).
- Installs
- 600+
- Rating
- 4.3(3)
- Downloads
- 8/day

Block Referer Spam
Up in the last 7 days:29#8,861by supersoju2 months ago
Blocks referer/referral spam bots from accessing your site and keeps them out of your analytics.
- Installs
- 500+
- Rating
- 3.4(21)
- Downloads
- 11/day

Custom Referral Spam Blocker
Down in the last 7 days:85#10,996by csmicfool9 years ago
Custom Referral Spam Blocker gives you the control to ensure that dishonest referral sources are blocked from Google Analytics.
- Installs
- 300+
- Rating
- 4.0(10)
- Downloads
- 0/day

Block Referral Spam
Up in the last 7 days:22#11,738by WPDeveloper9 years ago
This plugins blocks maximum Referral Spams. Now no more notice from Google and no more weird report in Google Analytics.
- Installs
- 200+
- Rating
- 4.1(9)
- Downloads
- 0/day