InboxZero
The best and most innovative mail app to master your overloaded mailbox.
22 Alternatives To InboxZero
Airmail
Airmail is a lightweight and lightning fast mail client for Mac.
Apple Mail
There’s big news attached.
Balsa
Balsa is an e-mail client for GNOME, highly configurable and incorporating all the features you…
Canary Mail
Privacy-aware email app for Mac & iOS
Claws Mail
Claws Mail is an email client (and news reader), based on GTK+, featuring Quick response
Evolution
Apps/Evolution - GNOME Wiki!
FossaMail
Palemoon’s (Firefox based browser) take on Thunderbird.
Geary
Geary is an email application built for GNOME 3.
Kontact - KMail
Email client by KDE, supporting POP3 and IMAP mailboxes.
Mailbird
Mailbird is the best email client for Windows 7, 8 and 10
Microsoft Mail and Calendar
Mail and Calendar apps already built in Windows 10.
Outlook
Organize your world. Outlook’s email and calendar tools help you communicate, stay on top of what matters, and get things done.
Postbox
The Power Email App for busy professionals, like you.
SlideMail
Making email better through artificial intelligence.
Spark
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
Spike
Spike is a content marketing platform that drives content recommendations to your target audience, helping to amplify your message and connect with customers.
Sylpheed
Sylpheed is a simple, lightweight but featureful, and easy-to-use e-mail client (mailer, MUA).
Taskbox - Mail
Your inbox is already a task list - make it a great one.
The Bat
The Bat! is a secure desktop email client for Windows, designed to protect your correspondence against third-parties and to save your time.
TypeApp
TypeApp - The best Android and iOS email app ever created for mobile devices. Fast, simple and easy, TypeApp is the best email app for Android and iOS
Zoho Mail
Zoho Mail is a webmail service built with the needs of a modern business in mind.
eM Client
eM Client is a Windows-based email client for sending and receiving emails, and managing calendars, contacts and tasks.