App Swap
Best Microsoft Outlook (desktop) alternatives & replacements (2026)
We track 2 replacements for Microsoft Outlook (desktop).
Ranked list
All Microsoft Outlook (desktop) replacements
Thunderbird
Email providers see everything that crosses your inbox. Encrypted alternatives change that contract. Thunderbird supports IMAP, POP, and...
Open-source
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Mailspring
Email providers see everything that crosses your inbox. Encrypted alternatives change that contract. Mailspring offers a unified inbox,...
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