Free reCAPTCHA Alternatives
The best free alternative to reCAPTCHA is hCaptcha. If that doesn't suit you, our users have ranked more than 10 alternatives to reCAPTCHA and 15 is free so hopefully you can find a suitable replacement. Other interesting free alternatives to reCAPTCHA are Negative Captcha, Friendly Captcha, mosparo and Cloudflare Turnstile.
hCaptcha is designed to solve the most labor intensive problem in machine learning: labeling massive amounts of data in a timely, affordable, and reliable way.
- - hCaptcha is the most popular Web-based alternative to reCAPTCHA.
- - hCaptcha is the most popular free alternative to reCAPTCHA.
hCaptcha Features
Opinions about hCaptcha as a Alternative to reCAPTCHA
Negative Captcha
Is this is a good alternative?YesNo12 Negative Captcha alternatives- Free • Open Source
- Self-Hosted
A negative captcha has the exact same purpose as your run-of-the-mill image captcha: To keep bots from submitting forms. Image ("positive") captchas do this by implementing a step which only humans can do, but bots cannot: read jumbled characters from an image.
- - Negative Captcha is the most popular Self-Hosted alternative to reCAPTCHA.
- - Negative Captcha is the most popular Open Source alternative to reCAPTCHA.
Negative Captcha Features
DiscontinuedThe last update is from 2018.
Friendly Captcha
Is this is a good alternative?YesNo13 Friendly Captcha alternatives- Freemium • Proprietary
- Online
- Software as a Service (SaaS)
Friendly Captcha is a tool for preventing spam on your website.
- - Friendly Captcha is the most popular SaaS alternative to reCAPTCHA.
Friendly Captcha Features
Comments about Friendly Captcha as a Alternative to reCAPTCHA
The most secure and privacy-aware solution on the market
3Better in terms of usability and privacy
0mosparo
Is this is a good alternative?YesNo- Free • Open Source
14 mosparo alternatives- Online
- Self-Hosted
- Python
- JavaScript
- Drupal
- Django
- PHP
- Mautic
- Wordpress
mosparo is the modern solution for protecting your online forms from spam. The protection method is quite simple: mosparo blocks spam using rules matching the form’s data. The detection method is comparable to an e-mail spam filter.
Cloudflare Turnstile
Is this is a good alternative?YesNo5 Cloudflare Turnstile alternatives- Free • Proprietary
- Online
- JavaScript
- Software as a Service (SaaS)
Turnstile is Cloudflare's smart CAPTCHA alternative. It automatically chooses from a rotating suite of non-intrusive browser challenges based on telemetry and client behavior exhibited during a session.
Cloudflare Turnstile Features
MTcaptcha
Is this is a good alternative?YesNo12 MTcaptcha alternatives- Freemium • Proprietary
- Software as a Service (SaaS)
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...
MTcaptcha Features
Opinions about MTcaptcha as a Alternative to reCAPTCHA
UniqPin
Is this is a good alternative?YesNo13 UniqPin alternatives- Free Personal • Proprietary
- Self-Hosted
- JavaScript
- PHP
UniqPin is a free for non-commercial use service which destiny improve ability of interfaces detect a human or a computer operate with it.
UniqPin Features
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.
Mollom Features
Discontinued"The Mollom content moderation service is no longer available … as of 2 April 2018."
Open-source implementation of server-side spam filtering of blog comments and forum posts.
- - Sblam! is the most popular Linux alternative to reCAPTCHA.
InputGuard
Is this is a good alternative?YesNo5 InputGuard alternatives- Freemium • Proprietary
- Online
- Self-Hosted
- Software as a Service (SaaS)
InputGuard is the privacy friendly alternative to reCAPTCHA or other captcha tools.
InputGuard Features
Captcheck
Is this is a good alternative?YesNo11 Captcheck alternatives- Free • Open Source
- Online
- Self-Hosted
Open source reCAPTCHA alternative.
Captcheck Features
IconCaptcha
Is this is a good alternative?YesNo12 IconCaptcha alternatives- Free • Open Source
- Self-Hosted
conCaptcha is a self-hosted captcha which is faster, more user-friendly and more customizable than other captchas - available for PHP and ASP.NET websites. Users no longer have to read any annoying text images, solve difficult math equations or play any puzzle games.
IconCaptcha Features