Wix has a basic Free version that let you build a free but limited website.
The free wix website has limited bandwidth and storage.
You can not connect your domain to Wix free website.
Wix free website is full of ads.
Wix has 100M users , but only 3% (3M) has Wix premium Plans
Wix store all the data on their servers, the take care of all the maintaince of the servers and they also take care of all the security issues, so Wix sites has a really goos security.
Wix has Freemium websites Which are totally free but yet limited.
If you want a Full Wix website you need to upgrade to one on their premium plans.
Wix websites are really good and has a lot of features
Wix is trusted by millions of users worldwide
Wix has a really easy to use interface and you can build a full website fast and easy.
Wix websites are good for any kind of website.