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Microsoft Bing vs Ecosia: catalog facts
Microsoft Bing	Ecosia
Free Free to use.	Free Free to use, with profits put toward tree planting and climate projects.
Web	Web
AI answers alongside regular search results Covers web, images, videos and maps in one place	Profits fund tree planting and climate projects Works as a drop-in everyday web search
Run by Microsoft, with the data collection typical of a large search engine AI answers can be inaccurate and need checking against sources	Little detail available here on how results are produced Requires an internet connection
Web application	Web application
Closed source	Closed source
License not stated	License not stated
No account needed	Not stated if an account is needed
Needs internet	Needs internet
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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