FastComments

FastComments is the fast, privacy-first commenting system trusted by 4,100+ organizations serving over 500 million page loads per year. Why Site Owners Switch to FastComments

• No Ads, Ever — Unlike Disqus, FastComments never injects sponsored content or ads into your comment threads.
• No Data Harvesting — Your visitors’ data is never sold to third parties. Full GDPR compliance with optional EU data residency.
• Blazing Fast — Comments load in milliseconds. Users report significant reductions in page weight and fewer dependencies vs. other comment systems.
• Comments Stay In Sync — FastComments keeps your WordPress comment database in sync. Cancel anytime and your comments stay intact.
• Migrate In Minutes — One-click import from Disqus, Hyvor, WordPress native comments, and more. Avatars and images migrate automatically.

Live, Real-Time Commenting

• Comments appear instantly for all viewers — no page refresh needed
• Live moderation: approve, delete, and edit comments in real time
• Real-time reply notifications keep discussions active
• Streaming Chat mode for live events and AMAs

Powerful Moderation & Spam Prevention

• Automated spam detection blocks bot submissions before they appear
• Unverified/anonymous comments auto-removed after configurable period
• Full moderation dashboard with search, filter, and bulk actions
• Comment flagging and user blocking

Built for Engagement

• Threaded reply-to-reply conversations with unlimited nesting depth
• Upvoting and downvoting with smart duplicate prevention
• Image and GIF attachments in comments
• Full-text comment search for readers
• @mentions and reply notifications
• Commenter ranking system

Developer & Site Admin Friendly

• Single Sign-On (SSO) for seamless authentication with your existing users
• Works without JavaScript — accessible commenting for all visitors
• Full REST API and webhook support
• Custom CSS and JavaScript injection for complete design control
• LearnDash LMS compatibility
• Block-based theme support (FSE)
• Password-protected post support

Localization

Fully localized with automatic browser locale detection. Currently available in English, French, and Spanish. Community translations welcome. Trusted By Many

• 4,100+ organizations
• 1,775,632+ registered users
• 541 million+ page loads served in the past year
• 5-star rating on WordPress.org and 4+ stars on Trust Pilot