Overview
Duplicate Killer – Prevent Duplicate Form Submissions is ranked #3564 among WordPress.org plugins by WP Rank with a score of 45.3. It has 1,000+ active installs and 35,002 total downloads. Users rate it 5.0 out of 5 across 3 reviews. It was downloaded 1,626 times in the last 15 days. The latest release (1.7.8) was published on Nov 2, 2026. It is tested up to WordPress 7.1.4 and requires PHP 5.6.20.
