WordPress plugin comparison

Akismet Anti-spam vs MDI Spam Sheriff (for GravityForms)

Akismet Anti-spam

by Automattic

5M+ installs4.7

MDI Spam Sheriff (for GravityForms)

by Medium Interactive

Fewer than 10 installs

At a glance

Akismet Anti-spam has more active installs: 5M+, against fewer than 10 for MDI Spam Sheriff (for GravityForms).
On a typical day, Akismet Anti-spam is downloaded about 38,842 times, MDI Spam Sheriff (for GravityForms) about 1.
MDI Spam Sheriff (for GravityForms) has no reviews yet.
MDI Spam Sheriff (for GravityForms) was updated more recently: Aug 31, 2026, against Aug 18, 2026 for Akismet Anti-spam.
Both are tested up to WordPress 7.1.4.
Akismet Anti-spam has been around longer: since 2005, against 2026 for MDI Spam Sheriff (for GravityForms).

Akismet Anti-spam leads on 4 of 5 comparable lines.

Metric	Akismet Anti-spam	MDI Spam Sheriff (for GravityForms)
Popular rank	#8	#49,919
Active installs	5M+	Fewer than 10
Downloads, last 30 days	1.2M	38
Rating	4.7(1.2K)	No ratings
Support threads resolved	0%	–
Tested up to	7.1.4	7.1.4
Search multiplier	×2.05	×0.05
Last release	2 months ago	2 months ago
Requires PHP	7.2	7.4

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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