Best Email Clients in 2025

Secure email with absolutely no compromises. Get your free encrypted email account today.

Key ProtonMail features:

End-to-End Encryption Zero Access to User Data Swiss Privacy Laws Open Source

freemium €5.0 / Monthly (user - 5 GB)

The most intuitive platform to manage projects and teamwork.

Key monday.com features:

User-Friendly Interface Customization Collaboration Integrations

Visit website paid Free Trial $14.0 / Monthly (per seat)

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

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

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

Get your encrypted mailbox for free.

Key Tutanota features:

Privacy-Focused Open Source GDPR Compliant Ad-Free Experience

Open Source

Zoho Mail is a secure, encrypted, and enterprise-ready email solution, a suite of apps tailor-made for your organization's needs. .

Key Zoho Mail features:

Easy to Set-up and use Free Trial Forever Free Plan Available Clean UI

freemium $1.0 / Monthly (per user)

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

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

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

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

There’s big news attached.

Key Apple Mail features:

Integration with Apple Ecosystem User Interface Privacy and Security Customizable Mail Rules

Superhuman is an email management tool.

Key Superhuman features:

Speed User Interface Advanced Features Focus

Native email app for email productivity.

Key Polymail features:

User-friendly Interface Cross-Platform Email Tracking Integrations