Secure Key Authenticator

Secure Key Authenticator helps you manage two-factor authentication codes, passwords, and private notes in one local-first Android app. Generate time-based 2FA codes, organize accounts into folders, add backup codes, and keep important private information in an encrypted vault. The app is designed for users who want a simple, offline way to manage everyday security tools without subscriptions, ads, analytics, or a server account. Main features: 2FA Authenticator * Generate TOTP and HOTP verification codes * Add accounts by QR scan, image import, manual entry, or file import * Support for standard authenticator QR formats * Organize accounts with folders, favorites, search, and sorting * Tap to copy codes with automatic clipboard clearing Password Manager * Store usernames, passwords, URLs, and secure notes * Generate strong passwords and passphrases * Review weak, reused, or old passwords locally * Use system autofill support where available Private Vault * Save bank card details, identity records, secure notes, and recovery information * Sensitive entries stay hidden until unlocked * Optional biometric or PIN protection * Auto-lock when the app is closed or inactive Local and Offline by Design * No account required * No cloud sync * No ads * No subscriptions * No analytics * No push notifications * Data is stored locally on your device Security Controls * App lock with biometric or PIN * Encrypted local storage * Screenshot protection on sensitive screens * Optional warnings for risky device environments * Local import and export for backups Secure Key Authenticator is intended as a practical local security companion for managing authentication codes and private records. Always keep a safe backup of important recovery codes before changing phones or resetting your device.