Some IPTV apps are safe (official store releases), while others (sideloaded APKs) may bundle adware, trackers or malware. Sideloading from untrusted sources is the biggest risk. Best practices: prefer apps from Google Play / Amazon Store, check app permissions (camera/mic access is suspicious), read community reviews, scan APKs with VirusTotal, run apps in a restricted/profile account, and keep OS updates applied. For peace of mind, use a dedicated streaming device or sandboxed environment; Glanfy screens recommended apps for security.