Mail and Calendar apps already built in Windows 10. Created by Microsoft There are many alternatives to Microsoft Mail and Calendar for Windows if you are looking to replace it. The most popular Windows alternative is Thunderbird, which is both free and Open Source. If that doesn’t suit you, our users have ranked more than 50 alternatives to Microsoft Mail and Calendar and many of them are available for Windows so hopefully you can find a suitable replacement. Other interesting Windows alternatives to Microsoft Mail and Calendar are Microsoft Office Outlook (Freemium), SeaMonkey (Free, Open Source), eM Client (Freemium) and Mailbird (Paid).
Find Top 10
Microsoft Mail and Calendar
Alternatives
| # | Image | App Name | Features | Platforms | Price | Website Link |
| 2 |  |
Thunderbird | Mac Windows BSD Haiku Linux PortableApps.com |
Free | Website | |
| 3 |  |
MailMate | S/MIME | Mac OpenPGP |
Commercial | Website |
| 4 |  |
Foxmail | Windows | Free | Website | |
| 5 |  |
Kontact | Linux Windows |
Free | Website | |
| 6 | Claws Mail Alternatives and Similar Software | Windows Linux BSD |
Free | Website | ||
| 7 |  |
The Bat | S/MIME | Windows OpenPGP |
Commercial | Website |
| 8 | eM Client Alternatives and Similar Software | Mac Windows |
Free with limited functionality | Website | ||
| 9 |  |
Kontact – KMail | Linux BSD |
Free | Website | |
| 10 |  |
Canary Mail | Mac iPhone Apple Watch iPad |
Commercial | Website | |
| 11 |  |
Spark | Mac Android iPhone |
Freemium | Website | |
| 12 |  |
Mutt | Mac Xfce Windows Linux |
Free | Website | |
| 13 |  |
OpenProject | Web | Ruby Self-Hosted Cloudron |
Freemium | Website |
| 14 |  |
FileOne | Mac Windows Linux |
Commercial | Website | |
| 15 |  |
Zimbra Desktop | Discontinued | Mac Windows Linux |
Free Personal | Website |
| 16 |  |
Postbox | Mac Windows |
Commercial | Website | |
| 17 |  |
TypeApp | Android iPhone Android Tablet Android Wear Kindle Fire iPad |
Free Personal | Website | |
| 18 |  |
Pantheon Mail | elementary OS | Linux | Free | Website |
| 19 |  |
Synology Note Station | Web | Mac Windows Android iPhone Self-Hosted iPad |
Free | Website |
| 20 |  |
Mailbird | Windows | Commercial | Website | |
| 21 |  |
Apple Mail | Mac iPhone iPad |
Free | Website | |
| 22 |  |
Evolution |
GNOME S/MIME |
BSD OpenPGP Linux |
Free | Website |
| 23 |  |
SeaMonkey | Mac Windows BSD Linux PortableApps.com |
Free | Website | |
| 24 | Microsoft Office Outlook Alternatives for Android tagged with Calendar Integration | Mac Windows Online Android iPhone Android Tablet Windows Phone iPad Apple Watch Android Wear Online Windows Phone |
Free with limited functionality | Website | ||
| 25 |  |
Hiri | Mac Windows Linux |
Commercial | Website | |
| 26 |  |
Airmail | Mac iPhone Apple Watch iPad |
Commercial | Website | |
| 27 |  |
VueMinder Calendar | Windows | Freemium | Website | |
| 28 |  |
Sylpheed | Mac Windows BSD Linux PortableApps.com |
Free | Website | |
| 29 |  |
Polymail | Mac iPhone iPad |
Commercial | Website | |
| 30 |  |
Notejoy | Web | Mac Windows iPhone iPad Software as a Service (SaaS) |
Freemium | Website |
| 31 |  |
Geary | GNOME | Chrome OS BSD Linux |
Free | Website |