I bought -- full price, retail -- a midrange Samsung phone for a relative recently. The amount of bloatware was incredible. Various social networks and shopping apps were preinstalled. In addition to all the Samsung apps that more or less duplicate the Google stack, poorly. The entire setup process was full of dark patterns designed to extract as much data from you as possible. No way a regular person gets through th…
The first time I had a samsung phone I noticed after about two weeks that every single word I typed into any application was being collected and sent to a third party whose privacy policy said it was used to collect data about my interests, my social life, to make guesses about my intelligence level and education, and that the data would be sold for "market research" among other things. No user would ever suspect tha…
I use it on all my Android devices. I block all traffic in most apps.
Some Android phones allow you to allow/block Data and/or WiFi separately. My Samsung 4G tablet doesn't allow me to switch off Data or WiFi for some apps, especially the system ones.
This is where NoRoot Firewall does all its good work. It has Global Block list (all ads/trackers go there) and for each app I individually block or allow certain IPs.
So if "Samsung Keyboard" app wants to send your typing home, you block Data/WiFi and leave it trying :)