CAPTCHA Usage Distribution in the Top 1 Million Sites

Top In CAPTCHA Usage Distribution in the Top 1 Million Sites

Technology	Websites	%
reCAPTCHA	228,338	22.83
Cloudflare Turnstile	22,184	2.22
hCaptcha	21,668	2.17
Amazon AWS WAF Captcha	3,273	0.33
Amazon AWS WAF Challenge	1,055	0.11
Friendly Captcha	785	0.08
Geetest	614	0.06
SI CAPTCHA	331	0.03
Tencent Waterproof Wall	321	0.03
Math Captcha	148	0.01
Human Presence	122	0.01
Ding Xiang	60	0.01
WP reCAPTCHA	56	0.01
KeyCAPTCHA	44	0
Arkose MatchKey	31	0
mCaptcha	28	0
Vaptcha	15	0
ARCaptcha	11	0
SnapHost	9	0
Are You a Human	9	0
Sweet Captcha	2	0
Hashcash	1	0
v4Guard	1	0

310,799 Detections

of CAPTCHA in the Top 1 Million Sites. Last updated 01st Jul 2025.

reCAPTCHA is currently the most popular technology in this category.