Thunderbird AlternativesOnly apps categorised as Calendar Apps

If that doesn't work for you, our users have ranked more than 50 alternatives to Thunderbird, but unfortunately only zero of them are Calendar Apps.

filter to find the best alternatives

Thunderbird alternatives are mainly Email Clients but may also be Calendar Apps or RSS Readers. Filter by these or use the filter bar below if you want a narrower list of alternatives or looking for a specific functionality of Thunderbird.

Thunderbird

2393

Email Client
Free • Open Source

Thunderbird is a free, open source, cross-platform e-mail, news and instant messaging client. The project strategy is modeled after Mozilla Firefox.

More about Thunderbird

Thunderbird alternatives page was last updated Nov 4, 2024

No alternatives was found with these filters, try to remove a filter.