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Free email AI tools
Try CometReplyAI's AI on a single message — no account needed. For your whole inbox, drafted in your own voice, sign up free.
AI Email Reply Generator
Paste an email, get a ready-to-send reply in seconds.
Email Subject Line Tester
Score your subject line and get better alternatives.
Email Tone Rewriter
Rewrite any message in the tone you need.
Replies, already drafted, in your inbox
Connect Gmail, Outlook, Slack and more. CometReplyAI drafts in your voice; you review and send. Free to start.