CAPTCHA Usage Distribution in the Top 1 Million Sites

Top In CAPTCHA Usage Distribution in the Top 1 Million Sites

Technology	Websites	%
reCAPTCHA	214,408	21.44
hCaptcha	21,051	2.11
Cloudflare Turnstile	15,575	1.56
Amazon AWS WAF Captcha	2,464	0.25
Friendly Captcha	679	0.07
Geetest	596	0.06
Amazon AWS WAF Challenge	574	0.06
SI CAPTCHA	368	0.04
Tencent Waterproof Wall	299	0.03
Math Captcha	151	0.02
Human Presence	119	0.01
WP reCAPTCHA	58	0.01
Ding Xiang	52	0.01
KeyCAPTCHA	45	0
Vaptcha	16	0
Are You a Human	12	0
ARCaptcha	9	0
Arkose MatchKey	8	0
SnapHost	7	0
mCaptcha	6	0
Sweet Captcha	3	0
Hashcash	1	0
v4Guard	1	0

286,100 Detections

of CAPTCHA in the Top 1 Million Sites. Last updated 08th Apr 2025.

reCAPTCHA is currently the most popular technology in this category.