Comparisons
CometReplyAI vs Copilot for Outlook
Microsoft Copilot brings AI drafting inside Outlook for Microsoft 365 subscribers. CometReplyAI works across Outlook and your other inboxes and chat apps, drafts in your personal voice, and turns messages into calendar events and to-dos. Here's how to think about the two.
Bottom line: Copilot lives inside Outlook and typically needs a Microsoft 365 Copilot subscription. CometReplyAI works across Outlook, Gmail, Apple Mail and chat apps in your voice, with calendar and to-do automation and a free plan.
Not just Outlook
CometReplyAI drafts across Outlook, Gmail, Apple Mail and messaging apps, so every channel is covered in one place.
Your personal voice
Replies are drafted to match your tone and phrasing, ready to review and send.
Turns messages into actions
Meeting requests become calendar events and action items become prioritized to-dos.
Free to start
A free plan with no credit card. For Microsoft Copilot's current pricing, see Microsoft's site.
Frequently asked questions
Do I need a Microsoft 365 Copilot subscription for CometReplyAI?
No. CometReplyAI connects to your Outlook (and other accounts) directly and has its own free plan.
Does it work with Gmail too?
Yes — Outlook, Gmail, Apple Mail and Yahoo, plus chat apps like Slack, WhatsApp and Telegram.
Does it learn my writing style?
Yes. Set your preferences once and every draft follows your voice.
Does it send automatically?
No — it drafts and you review and send. You stay in control.
Related pages
Start with replies already drafted
Free to start, no credit card required. Connect an account and see your first drafted reply in minutes.