Best customer referral campaign plugins for WordPress
The most popular customer referral campaign plugins for WordPress in November 2026, in WordPress.org’s own popular order, which follows active installs. Customer Referral Program leads with 60+ active installs, ahead of OSI Affiliate (10+) and Customer Referral Program For WooCommerce (10+). All 3 plugins tagged “customer referral campaign” 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.
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Top 3 customer referral campaign plugins
- 1.
Customer Referral ProgramThe most installed customer referral campaign plugin, with 60+ active installs. Rated 4.3 from 24 reviews, last updated 1 year ago. Tested only up to WordPress 6.7.11.
- 2.
OSI Affiliate10+ active installs. No reviews yet, last updated 6 years ago. Tested only up to WordPress 5.3.27.
- 3.
Customer Referral Program For WooCommerce10+ active installs. Only 3 reviews so far, last updated 1 year ago. Tested only up to WordPress 6.7.11.
All 3 plugins tagged “customer referral campaign”

Customer Referral Program
Down in the last 7 days:137#19,121by tagNpin - Site engagement softwares1 year ago
Design and launch customer referral campaigns within minutes in Wordpress.
- Installs
- 60+
- Rating
- 4.3(24)
- Downloads
- 0/day

OSI Affiliate
Down in the last 7 days:5,799#40,813by osiaffiliate6 years ago
OSI Affiliate plugin allows customers to add affiliate tracking code to a WordPress website. It makes it easy for you to create a referral marketing p …
- Installs
- 10+
- Rating
- –
- Downloads
- 0/day

Customer Referral Program For WooCommerce
Down in the last 7 days:12,095#44,878by tagNpin - Site engagement softwares1 year ago
Design and launch customer referral campaigns within minutes in WooCommerce.
- Installs
- 10+
- Rating
- 3.7(3)
- Downloads
- 0/day