Shortwave Alternatives & Competitors

Superhuman is an email management tool.

Key Superhuman features:

Speed User Interface Advanced Features Focus

Spark helps you take your inbox under control. Instantly see what’s important and quickly clean up the rest. Spark for Teams allows you to create, discuss, and share email with your colleagues.

Key Spark Mail features:

Smart Inbox Collaborative Email Customization Unified Inbox

Open Source

Shared cloud environments for AI coding agents. Run Claude Code, Cursor CLI, Codex, and Gemini CLI from any device, API, or automation tool.

Key CloudCLI features:

Multi-Agent Support Git Integration Persistent Cloud Sessions Web UI & Mobile App

Try for free Open Source paid Free Trial €7 / Monthly

Gmail is available across all your devices Android, iOS, and desktop devices. Sort, collaborate or call a friend without leaving your inbox.

Key Gmail features:

Generous Storage Integration with Google Services Powerful Search Functionality Spam and Virus Protection

AI for Gmail that writes replies, summarizes long emails, and auto-creates to-dos. Try FiloMail free on iOS, Android, macOS, and Windows.

Key FiloMail features:

End-to-End Encryption User-Friendly Interface Cross-Platform Availability Custom Domain Support

The best and most innovative mail app to master your overloaded mailbox.

Key InboxZero features:

Increased Productivity Reduced Stress Improved Focus Better Email Management

SaneBox is a cloud-based service that allows users to filter and manage their emails.

Key Sanebox features:

Email Organization Customization Compatibility Time-saving

Team communication app now supporting FB, Twitter & SMS.

Key Missive features:

Team chat Team inbox (email, SMS, etc.) Rules & automation

freemium $14 / Monthly (^ 6 months history)

Reply To Emails 10X Faster.

Key Hypertype features:

Increased Efficiency Enhanced Accuracy Real-time Collaboration Scalability

A native macOS email client for Gmail.

Key Mimestream features:

Native Mac Experience Performance Privacy Unified Inbox

Privacy-aware email app for Mac & iOS.

Key Canary Mail features:

Security Unified Inbox Smart Features User Interface

AI-Powered Personal Productivity.

Key Inbox AI features:

Efficiency Organization Integration AI-Powered Insights

Airmail is a lightweight and lightning fast mail client for Mac.

Key Airmail features:

Customizable Interface Integration with Other Apps Unified Inbox Advanced Filtering and Search

Email at its best, new from Basecamp.

Key HEY features:

Privacy-focused Clean Interface Innovative Features Unified Platform

paid Free Trial $99 / Annually