Chronos is an open-source two-factor authentication (2FA) app designed to deliver robust security and reliable backup features. It supports both time-based (TOTP) and counter-based (HOTP) authentication methods.

Features:
• Open-source
• End-to-end encrypted: Only encrypted token data is stored on the device and in iCloud
• Backup & Sync (optional): Effortlessly backup and sync your data with iCloud
• Export Tokens: Easily export your tokens for backup or transfer
• Import Tokens: Easily import your tokens from other authenticators
• Anonymous: No telemetry & app account required