Ranked in these QuestionsQuestion Ranking
Pro Extremely customisable
Since you have access to all the .yaml files, you can easily modify it to your needs.
Pro Can use a proxy
Using a proxy called Morty hides the IP address of the user
Pro Most Private Search engine
Since it can be hosted on your own server/ computer, it is very private, nothing leaves your computer.
No cookies or ads too
Pro Very fast
Since it is a Python program with a web interface, it's very very fast even on a poor internet connection
Pro Supports instant answers
Uses Google and Bing, and hence has the 'quick answers' feature of both the search engines.
Pro Can add many search engines
Have a vast choice for choosing search engines
Con Not very mobile friendly
Needs WSL2 for windows, and works natively on macOS and Linux
But no support for Android or iOS