Comments – EchoThread

Blocks comment submission until the user confirms their email address with a one-time link. No accounts or captchas required.

Hide unwanted comments without deleting them. Readers can click on the "Show" link to read the buried comment.

Route WordPress comment moderation notification emails to a different address for each language on your WPML multilingual site.

Clean up comment spam by URL pattern, schedule auto-cleanups, block bots with a honeypot, and auto-score comment quality — all in one panel.

Enhance the threaded comments system of WordPress 2.7. When someone reply to your comment, send a email to you.

Add the parent comment to comments in the WP Admin area, in order to assist with comment moderation