WordPress plugin comparison

Captcha Ajax vs Simple CAPTCHA with Cloudflare Turnstile

Captcha Ajax

by Alessandro Lin

100+ installs4.7

Simple CAPTCHA with Cloudflare Turnstile

by Elliot Sowersby / RelyWP

200K+ installs4.7

At a glance

Simple CAPTCHA with Cloudflare Turnstile has more active installs: 200K+, against 100+ for Captcha Ajax.
On a typical day, Simple CAPTCHA with Cloudflare Turnstile is downloaded about 9,962 times, Captcha Ajax about 9.
Both are rated 4.7 out of 5.
Simple CAPTCHA with Cloudflare Turnstile was updated more recently: Oct 31, 2026, against Oct 4, 2026 for Captcha Ajax.
Captcha Ajax is tested with a newer WordPress: 7.2, against 7.1.4 for Simple CAPTCHA with Cloudflare Turnstile.
Simple CAPTCHA with Cloudflare Turnstile has been around longer: since 2022, against 2023 for Captcha Ajax.

Simple CAPTCHA with Cloudflare Turnstile leads on 5 of 6 comparable lines.

Metric	Captcha Ajax	Simple CAPTCHA with Cloudflare Turnstile
Popular rank	#14,871	#233
Active installs	100+	200K+
Downloads, last 30 days	262	393.8K
Rating	4.7(3)	4.7(263)
Support threads resolved	–	54%
Tested up to	7.2	7.1.4
Search multiplier	×0.38	×3.46
Last release	1 month ago	10 days ago
Requires PHP	7.2.24	–

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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