Features
Push notifications with custom alerts
PIN lock for app security
Unified inbox for multiple accounts
MailCollector for external email accounts
Fast inbox search and folder organization
Send attachments up to 30MB
Cloud file sharing and backup (2GB free, upgradeable to 250GB)
Online Office (word processor, spreadsheet, presentation)
Organizer with calendar and reminders
Spam filter and antivirus protection
Two-factor authentication
Up to 10 alias addresses per account
Customizable email filters and rules
Quiet Time mode to mute notifications
AI-powered email prioritization
Instant Reply and Auto Summarize
Split inbox with custom auto labels
Grammarly AI writing assistant
Coda AI workspace with 800+ integrations
Superhuman Go proactive AI assistant
Meeting scheduling from chat
Read statuses and send later
Snippets for quick replies
HubSpot/Salesforce integration
Team collaboration (shared conversations, drafts)
Ask AI and Knowledge Base
Superhuman Mail MCP (Model Context Protocol)