Airmail Alternatives & Competitors

Thunderbird is a free email application that's easy to set up and customize - and it's loaded with great features!

Key Thunderbird features:

Free and Open Source Customization Cross-Platform Robust Security

Mailbird is the best email client for Windows 7, 8 and 10.

Key Mailbird features:

User-Friendly Interface Integration with Third-Party Apps Speed and Performance Unified Inbox

VoIPstudio is an award-winning VoIP system that offers businesses of all sizes a scalable communication solution. It’s affordable, easy-to-use, offers a full suite of PBX features, and is fully integrated for CRM.

Key VoIPstudio features:

Call Recording Call Forward Call Analytics and Reporting Call Conferencing

Try for free paid Free Trial $4.99 / Monthly (User)

Mailspring is a mail client for Mac, Windows and Linux.

Key Mailspring features:

User Interface Unified Inbox Advanced Search Customization

Open Source

Native email app for email productivity.

Key Polymail features:

User-friendly Interface Cross-Platform Email Tracking Integrations

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

eM Client is a fully-featured email client for Windows and macOS with a clean and easy-to-use interface. eM Client also offers features for calendars, tasks, contacts, notes, and chat. .

Key eM Client features:

Email Calendar Task management Events

freemium

Organize your world. Outlook’s email and calendar tools help you communicate, stay on top of what matters, and get things done.

Key Microsoft Outlook features:

Integration with Microsoft Ecosystem Calendar and Task Management Strong Security Features Customizable Interface

The Power Email App for busy professionals, like you.

Key Postbox features:

Powerful Search Capabilities Integration with Other Tools Customizable User Interface Tab-Based Email Management

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

The Bat! is a secure desktop email client for Windows, designed to protect your correspondence against third-parties and to save your time.

Key The Bat features:

Security Versatile Filtering System Advanced Automation Robust Backup & Restore

Geary is an email application built for GNOME 3.

Key Geary features:

User Interface Integration Conversation View Lightweight

Privacy-aware email app for Mac & iOS.

Key Canary Mail features:

Security Unified Inbox Smart Features User Interface

K-9 is an opensource email client making it easy to chew through large volumes of email.

Key K-9 Mail features:

Open Source Customizability Privacy-Focused Supports Multiple Email Protocols