Mobile Operating Systems Security Comparison

A comprehensive comparison of security, privacy, and convenience features across Android, GrapheneOS, and iOS mobile operating systems. This analysis is part of the SoftwareCompare Operating Systems project, with contributions from David Collini and others. Overview Operating System Base Supported Devices Android AOSP Various Devices GrapheneOS AOSP Google Pixel iOS Apple Proprietary iPhone Privacy Features Feature Android GrapheneOS iOS Open Source ⚠️ ✅ ❌ Enhanced App Sandboxing ⚠️ ✅ ⚠️ Hardened Malloc ❌ ✅ ❌ Hardened WebView ❌ ✅ ❌ Sandboxed Google Play ❌ ✅ N/A Network Permissions Toggle ❌ ✅ ⚠️ Sensors Permissions Toggle ❌ ✅ ✅ Automatic Security Updates ✅ ✅ ✅ Hardware-Based Attestation ⚠️ ✅ ✅ Configurable Default Connections ❌ ✅ ❌ User Profiles ✅ ✅ ❌ Removes Screenshot Metadata ❌ ✅ ❌ Default Private Browser ❌ ✅ ⚠️ Contact Scopes ❌ ✅ ⚠️ Storage Scopes ⚠️ ✅ ⚠️ Backup with Another Device ✅ ✅ ✅ Security Features Feature Android GrapheneOS iOS Full Disk Encryption ✅ ✅ ✅ Verified Boot ✅ ✅ ✅ Per-App Hardware Permissions ✅ ✅ ✅ Default App Sandboxing ✅ ✅ ✅ Built-in Firewall ✅ ✅ ❌ PIN Scrambling ❌ ✅ ❌ Supports Longer Passwords ✅ ✅ ✅ Auto-Reboot Feature ❌ ✅ ✅ Duress PIN/Password ❌ ✅ ❌ Encrypted Local Backups ❌ ✅ ⚠️ OS Integrity Monitoring ❌ ✅ ❌ Tracking/Analytics & Freedom Feature Android GrapheneOS iOS No Advertising ID ❌ ✅ ❌ Sideloading ✅ ✅ ⚠️ Convenience Feature Android GrapheneOS iOS Dark Mode ✅ ✅ ✅ Banking Apps ✅ ⚠️ ✅ Biometric Authentication ✅ ✅ ✅ Google/Apple Pay Support ✅ ❌ ✅ Find My Device ✅ ⚠️ ✅ Legend ✅ Supported ❌ Not Supported ⚠️ Partial/Limited Support N/A Not Applicable Key Findings Privacy Focus: GrapheneOS leads in privacy features, offering the most comprehensive set of privacy controls and protections. Security Features: GrapheneOS provides the strongest security features, including unique offerings like PIN Scrambling and Duress PIN/Password. Convenience Trade-offs: iOS and Android offer more convenience features but at the cost of some privacy and security enhancements found in GrapheneOS. Contributing This comparison is part of the SoftwareCompare project. For updates or corrections, please visit SoftwareCompare. ...

2 min · 367 words · Sooraj Sathyanarayanan