Google AI ModeSep 29, 2026
Mozilla Thunderbird because it is free, open-source, and endlessly customizable via add-ons.
Data as of Oct 14, 2026Based on 8,987 AI responses
Reviewed by Dimitry Apollonsky
AI summary
Mozilla Thunderbird is a free, open-source email and productivity application available for Windows, macOS, Linux, and Android that manages email, calendars, and contacts.
<1%
of 8,987 answers across Mozilla Thunderbird’s markets · since Jul 5
The market map
Secure Privacy Email and MessagingMentioned in
Share of answers in Secure Privacy Email and Messaging each week · 406 answers since Jul 5
Each engine’s share of its own answers across Mozilla Thunderbird’s markets · since Jul 5
Where Mozilla Thunderbird ranks in AI
Question: What is the best email client?
ChatGPT SearchSep 21, 2026
Mozilla Thunderbird — Best if you want free, open-source, privacy-oriented desktop email.
thunderbird.net 1%Other sites 99%
Excerpts where Mozilla Thunderbird appeared in the AI's answer
Mozilla Thunderbird because it is free, open-source, and endlessly customizable via add-ons.
Mozilla Thunderbird — Best if you want free, open-source, privacy-oriented desktop email.