Where personal data goes and who profits.
Both mobile platforms let you limit location access to while-using or never, review which apps hold precise background access, and turn off significant location history — here is the full walkthrough.
A VPN hides your traffic from the local network and your ISP — it does not make you anonymous, stop tracking, or fix malware; knowing both lists is the whole purchase decision.
Fingerprinting identifies your browser by its unique combination of hardware, fonts, and settings — it works even with cookies cleared, and defending against it means looking like everyone else.
People-search sites republish your address, relatives, and phone number from public records — here is how to find your listings and file opt-outs yourself.