They log all your data and use it for surveillance.
It clearly says they don't.
Seems legit
That's tooth fairy trust. Last year china got rid of all its VPN apps in the apple store, how can someone would trust a VPN made by a Chinese company?
while they may end up monitoring you I think the most direct reason is that it is a feature they hope will attract new users and that they will use search referrals to make money like other browsers use.