Downloading Qwant for Safari 1.0 for Mac from the developer's website was possible when we last checked. We cannot confirm if there is a free download of this app available.
Please check the Mac app with an antivirus before launch as it is downloaded from the developer's website, and we cannot ensure that it is safe. The actual developer of this free Mac application is Qwant SAS. The software lies within Internet & Network Tools, more precisely Browser extensions.
From the developer:
Qwant for Safari lets you search in private mode. It is a search engine that respects the privacy of its users. On desktop, the Qwant for Safari extension sets Qwant as the default search engine in Safari. Because your personal data is nobody's business, Qwant never keeps it. They are not used or sold to third parties. Qwant is the search engine that gives back anonymity to its users.
You may want to check out more Mac applications, such as Safari FIDO U2F, Youda Safari or Safari Prairiefire, which might be related to Qwant for Safari.