Here are a few of the very best free email programs for Windows.
The email programs in this list each offer distinct features.
Mozilla Thunderbird
Uses tabbed browsing.

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Lets you connect to multiple email accounts simultaneously.
Lots of customizable controls.
Encrypting messages can be difficult to understand.

Could easily become overwhelming for novice computer users.
Mozilla Thunderbirdis a fully featured, secure, capable email client and RSS feed reader.
eM Client
Simple interface that’s easy to use.

Includes a long list of uncommon features.
Includes a built-in calendar, chat tool, and place to keep tasks.
Can import mail from other programs.

The editor has lots of formatting options.
you’re able to use only two email accounts simultaneously.
you might’t build message templates.

Mailspring
Much cleaner UI than most email programs.
Adding email accounts is a cinch.
Lots of parameters can be customized.
Lets you try out some of the Pro features for free.
Limits how many email accounts you might add.
Missing lots of features found only in the Pro version.
Mailspring has a smooth, distraction-free user interface and is super-easy to set up, despite some advanced features.
Unfortunately, not all of them are free; these are part ofMailspring’s pro version.
Mailbird
Interface is clean and minimal, yet functional.
Integrates with various online services.
Includes color themes you might change.
Pick any custom sound as a new mail notification.
Automatically provides a free trial for Mailbird Pro.
Isn’t free for commercial use.
Limits how many email accounts it’s possible for you to set up.
Missing features found in the Pro version, such as snoozing emails and quick preview for attachments.
Takes longer to install than most email clients.
Includes lots of ads.
Mailbird offers a solid, reasonably productive email experience.
This email program is fully functional in its free Lite form.