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Best Outlook Alternatives

Outlook — Microsoft's email client. Looking for something free, open-source, or just different? The best alternatives are: Thunderbird, eM Client.

AlternativePrice
Thunderbird
Free, open-source, from Mozilla		Free
eM Client
Polished, free for personal use		Freemium

Frequently asked questions

What is the best free alternative to Outlook?

Thunderbird — free, open-source, from mozilla.

Is there an open-source alternative to Outlook?

Yes: Thunderbird is open-source.

Why look for a Outlook alternative?

Common reasons: price, privacy, a simpler interface, no account required, or a specific missing feature. The right alternative depends on which of those matters to you.