Best SPAM Protection Products in 2025

Do you use a captcha to keep out bots? hCaptcha is a drop-in replacement for reCAPTCHA that earns website owners money and helps companies get their data labeled.

Key hCaptcha features:

Privacy Security Monetization Customization

Ensure healthy website performance, uptime, and free from vulnerabilities. Automatic checks for SSL Certificates, domains and monitor issues with your websites all from one console and get instant notifications on any issues.

Key Netumo features:

Monitoring SSL Monitoring Twitter SMS notifications

Try for free freemium $9.0 / Monthly (Lite plan)

reCAPTCHA is a free security service that protects your websites from spam and abuse.

Key reCAPTCHA features:

Security Ease of Implementation User Experience Constant Improvement

Enterprise Captcha solutions.

Key MTcaptcha features:

High Security Standards User-Friendly Experience Customizability Accessibility Compliance

GeeTest protects your websites, mobile Apps and APIs from bot threats.

Key GeeTest CAPTCHA features:

User-friendly design High security Mobile compatibility Customizable

freemium

A reliable captcha service, offers advanced security to protect websites from spam and abuse while ensuring a user-friendly experience for legitimate visitors.

Key AuthKong features:

User-Friendly Interface Scalability Robust Security Features Comprehensive Documentation

freemium $10.0 / Monthly ("2 Domains", "1,500,000 Requests Per Month", "1 Datacenter")

Akismet is a spam fighting service that protects millions of WordPress sites from comment and contact form spam.

Key Akismet features:

Effective Spam Filtering Easy Integration Automated Operation Regular Updates

DataDome provides innovative technology and human expertise to block bad bots.

Key DataDome features:

Advanced Bot Protection Machine Learning Algorithms Comprehensive Dashboard Ease of Integration

UniqPin is a free for non-commercial use service which destiny improve ability of interfaces detect...

Key UniqPin features:

Unique Identification Enhanced Security User-friendly Interface Scalability

Solve Media's cost per engagement platform offers advertisers branded CAPTCHA and skippable Pre-Roll while providing publishers with enhanced security and a new revenue solution.

Key Solve Media features:

Enhanced Security Advertising Revenue User Engagement Mobile Compatibility

the modern spam protection.

Key mosparo features:

Accessible Data-saving Free-to-use Self-hosted

Open Source

Spam protection for WordPress, Joomla, Drupal, and any other websites .

Key CleanTalk features:

Effective Spam Protection Wide Platform Support Easy Integration Real-Time Analysis

Free Trial $12.0 / Annually

Protect your applications from bots with Procaptcha. GDPR compliant, privacy friendly, open source, and better value than alternatives. Switch from reCAPTCHA in minutes.

Key Prosopo.io features:

User Privacy Protection Decentralized Infrastructure AI-Powered Solutions User-Friendly Interface

freemium

The best captcha alternative. Accessible, Mobile-friendly, and Retina-ready! Available for Node.js, PHP, Ruby, Meteor, jQuery, Angular, and vanilla JS.

Key visualCaptcha features:

Accessibility User Experience Mobile Friendly Customization