Mobile Device Counter-Surveillance Install a Free/Libre OS Replicant Lineage (non-free device firmware) Use Disk Encryption Android System Cryptfs Password Use Alternative Location Provider UnifiedNLP GSMLocationNlpBackend LocalWifiNlpBackend MozillaNlpBackend MapsWithMe Globally Block Advertisement Networks AdAway Use PGP Encryption OpenKeychain K-9 Mail Secure Video/Audio/Text Conversations Silence Linphone Browse Safely Orbot (use transparent proxy) Orfox Firefox Klar Defend Attacks AIMSICD AFWall+ Wi-Fi Privacy Police Turn Your Phone Off Faraday Pouch Hold Power Throw Into River