Defend your comments from spam, trolls & negativity
CommentDefender auto-hides damaging comments and spam on your Facebook & Instagram posts and ads — 24/7 — and uses AI to reply in any language.
Free for 7 days · No credit card required
Built for Facebook Pages and Instagram business accounts · ✓ Works with the official Meta Graph API
Everything in one place
Moderate, prioritize & reply in a fraction of the time
Switch from manual comment-watching to automated moderation that protects your brand and your ad spend around the clock.
Unified inbox
Every comment from your posts and ads in one clear view, plus Facebook & Instagram DMs. Smart filters and bulk actions move you through faster.
Auto-hide & delete
AI detects profanity, negativity, and custom topics in any language, then hides or deletes spam, links, images, emojis, and keywords automatically.
AI replies
Train an AI agent on your brand and FAQs to draft accurate, human-like responses — review and send, or let it reply on auto-pilot with a natural delay.
Any language
Moderation filters and AI replies work in every language, with two-way translation for incoming and outgoing comments.
Team collaboration
Invite unlimited users at no extra cost. Give full or limited access to clients and VAs — never share a password again.
Analytics
Track visible, hidden, and deleted comments, replies by automation vs. team, and average response time per member across all pages.
Automated protection
Hide harmful comments & spam — automatically
Turn on the filters you need. CommentDefender acts within seconds of a comment being posted.
Up and running in minutes
How it works
Connect once and CommentDefender starts protecting your pages right away.
Connect your account
Sign in with Facebook and pick the Pages and Instagram Business accounts you want to protect — just a few clicks.
Choose your filters
Switch on auto-moderation for spam, profanity, negativity, links, and more. Add your own keywords and whitelist.
Let AI handle the rest
Harmful comments get hidden automatically, and your AI agent drafts or sends replies — so nothing slips through.
The comment moderation tool for Facebook & Instagram
Try CommentDefender free — full access to every feature.
Start your free trialFree for 7 days · No credit card required