WordPress plugin comparison

Database for Contact Form 7, WPforms, Elementor forms vs Duplicate Killer

Database for Contact Form 7, WPforms, Elementor forms

by CRM Perks

60K+ installs4.8

Duplicate Killer

by NIA

1K+ installs5.0

At a glance

Database for Contact Form 7, WPforms, Elementor forms has more active installs: 60K+, against 1K+ for Duplicate Killer.
On a typical day, Database for Contact Form 7, WPforms, Elementor forms is downloaded about 259 times, Duplicate Killer about 71.
Duplicate Killer is rated higher: 5.0 out of 5 from 3 reviews, against 4.8 from 124 reviews.
Duplicate Killer was updated more recently: Nov 2, 2026, against Sep 6, 2026 for Database for Contact Form 7, WPforms, Elementor forms.
Both are tested up to WordPress 7.1.4.
Database for Contact Form 7, WPforms, Elementor forms has been around longer: since 2018, against 2022 for Duplicate Killer.

Database for Contact Form 7, WPforms, Elementor forms leads on 4 of 6 comparable lines.

Metric	Database for Contact Form 7, WPforms, Elementor forms	Duplicate Killer
Popular rank	#629	#6,208
Active installs	60K+	1K+
Downloads, last 30 days	7.7K	2.9K
Rating	4.8(124)	5.0(3)
Support threads resolved	0%	–
Tested up to	7.1.4	7.1.4
Search multiplier	×1.06	×0.63
Last release	2 months ago	8 days ago
Requires PHP	5.3	5.6.20

From WordPress.org's public data, refreshed every night. Downloads are WordPress.org's official daily figures for the last 30 days.

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