Best SmartOn Auto-Reply Alternatives & Competitors

An AI drafting layer that writes most of your Gmail replies before you open them.

AI email reply extension for Gmail and Outlook — free for your first 90 replies a month

Write polished, on-tone emails in seconds — free, right in your browser

An AI email assistant that drafts, summarizes, and perfects your messages in place

AI email drafting that writes in your own voice, inside Gmail and Outlook

One-click AI drafts for emails, reviews, comments and feedback

AI-generated Gmail replies, written in your voice and waiting for your review

Free GPT-powered Chrome extension that drafts Gmail replies in seconds

Your inbox on autopilot — replies drafted overnight in your own voice.

The AI agent that runs your team's inbox

Write, reply and refine emails without leaving Gmail

One-click AI email replies inside Gmail and Outlook