Mailio - AI Email Assistant

Email writing time, cut by 90%. An AI writing assistant that works right inside Gmail and Outlook.

Mailio is an AI email assistant that works directly inside Gmail and Outlook. No tab switching or copy-pasting — everything is done right within the mail window. ■ Key Features Email Draft Composition Just enter a topic and AI will complete the subject and body. Choose from 4 tones: formal, casual, friendly, or assertive. Smart Reply Analyzes incoming emails and automatically drafts a reply. Just enter a simple instruction. Tone Conversion Instantly transforms already-written content into your desired style. Subject line is adjusted as well. Email Summary Quickly summarizes the key content and main points of long emails. ■ Supported Platforms Gmail (mail.google.com) Outlook (outlook.live.com, outlook.office.com, outlook.office365.com) ■ Supported Languages Korean, English, Japanese, Chinese (Simplified), German, French, Spanish, Italian, Portuguese, Russian, Vietnamese ■ Pricing Free — 10 uses/month free, includes draft composition & summary Pro — $6/month, unlimited, full features Team — $29/month, 5 users unlimited, shared team tone guide