What are some four-letter search engines?

12 of the 105 search engines in Icillion have exactly 4 letters, for example Bing, Kagi and Cuil.

Which four-letter search engines start with W?

W is the most common first letter here, with 2 names, such as Wiby and Wowd.

Computer Science · lists

12 four-letter search engines in alphabetical order, from “Andi” to “YaCy”. Each one counts as an answer in Icillion.

12 of the 105 search engines have exactly 4 letters (11%).
Most start with W (2), A (1) and B (1).
Only names of one word are counted, and only their letters: spaces, hyphens and apostrophes are not.

What are some four-letter search engines?: 12 of the 105 search engines in Icillion have exactly 4 letters, for example Bing, Kagi and Cuil.
Which four-letter search engines start with W?: W is the most common first letter here, with 2 names, such as Wiby and Wowd.

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