by Grammarly
Fix grammar and tone and write clearer, wherever you type
The free plan allows users to write without spelling and grammar mistakes, see their writing tone, and generate text with 100 AI prompts per month.
by Shortwave
AI email assistant for Gmail that drafts and organises
Gmail client with an AI assistant that searches, summarises and writes replies.
Free trial. The page offers a 14-day free trial for all plans.
The cheapest paid plan is $30 per seat / month.
From their website — their pricing page, checked 2026-11-04
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by Grammarly
Fix grammar and tone and write clearer, wherever you type
The free plan allows users to write without spelling and grammar mistakes, see their writing tone, and generate text with 100 AI prompts per month.
by Microsoft
AI help inside Outlook, Word, PowerPoint and Teams
by Superhuman (Grammarly)
Fast email with AI that drafts your replies
The free plan includes basic inline suggestions from Grammarly and other agents, chat with tabs and apps, and the ability to create editable, shareable docs.