hCaptcha Alternatives
Sites and apps similar to hCaptcha include Cap Captcha, which is free and open source. Other options are Anubis, reCAPTCHA, Private Captcha and ALTCHA. You're spoiled for choice with Anti-Spam Tools like hCaptcha: we list more than 25 alternatives for self-hosting.
Alternatives list
Mollom is a freemium web service to get rid of spam, unwanted content and fake users on your Drupal, Wordpress and Joomla site or blog.
Cost / License
- Freemium
- Proprietary
Alerts
- Discontinued
Platforms
- Online
MTCaptcha is a smart captcha service that prioritizes privacy and accessibility. It offers an adaptive invisible noCaptcha that is easy for humans but hard for bots, making verification frictionless. MTCaptcha is GDPR and WCAG compliant, ensuring that your data is never sold or...
Cost / License
- Freemium
- Proprietary
Platforms
- Software as a Service (SaaS)
Canada
+2
Cost / License
- Freemium
- Proprietary
Platforms
- Online
- Self-Hosted
- Software as a Service (SaaS)
A zero database architecture, powered by a proprietary hybrid in-memory indexing engine algorithm, that enables CAPTCHA authentication to be performed using minimal data bits against server memory.
Cost / License
- Freemium
- Proprietary
Platforms
- Online
- Software as a Service (SaaS)
TrustSig replaces traditional CAPTCHAs with deep device fingerprinting. Puzzles and checkboxes frustrate human visitors and damage conversion rates. We built a platform that extracts hardware telemetry to block bot traffic out-of-band.
Cost / License
- Freemium
- Proprietary
Platforms
- Online
- Software as a Service (SaaS)
- Wordpress
Estonia
EU
Confident Technologies provides free CAPTCHA security software called Confident CAPTCHA, a picture CAPTCHA that stops spam and bots. Download our free CAPTCHA security software today.
Cost / License
- Freemium
- Proprietary
Alerts
- Discontinued
Platforms
- Online
United States
+2
HUMA is a behavioral bot detection API. One API call gives you a real-time human trust score (0-100) without CAPTCHAs, SDKs, or frontend changes. 14-day free trial.
Cost / License
- Paid
- Proprietary
Platforms
- Online
Mexico
reCaptcha plugin is an effective security solution that protects your WordPress website forms from spam entries while letting real people pass through with ease. It can be used for login, registration, password recovery, comments, popular contact forms, and others.
Ukraine
+5
Protect your business from bots and spam while ensuring 100% data privacy compliance. No puzzles, no tracking – just invisible security that works.
Cost / License
- Paid
- Proprietary
Platforms
- Software as a Service (SaaS)
- Online
Belgium
Poland
Austria