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Microsoft Outlook vs Evolution: catalog facts
Microsoft Outlook	Evolution
Freemium Free app and account available; Microsoft 365 plans add paid features and Office apps.	Free Free and open source, part of the GNOME project.
Windows, macOS, Android, iOS, Web	Linux
Email, calendar and contacts for multiple accounts in one app Available on desktop, mobile and web	Mail, calendar, contacts and tasks in one program Exchange Web Services plugin connects to Microsoft 365
Closed source and tied to Microsoft services Some features, including Copilot, require a paid plan	Linux only Heavier than a mail-only client, and slower to start
Downloadable app, Web application	Downloadable app
Closed source	Open source
License not stated	License: GPL-2.0-or-later and LGPL-2.1-or-later
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 21, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.