AuthCode

A minimalist, secure, local two-factor authenticator.

Overview

• AuthCode is a privacy-focused, local two-factor authenticator for iOS and iPadOS, with a companion Apple Watch app.
• All account secrets are stored only in the device Keychain; no sensitive data is collected or uploaded.
• The macOS version is not yet available.

Core Features

• Locally generates Time-based One-Time Password (TOTP) codes; supports 6- or 8-digit codes, configurable time step, and SHA-1/SHA-256/SHA-512 algorithms.
• Add accounts via QR scanning or by recognizing QR codes from photos.
• Compatible with Google Authenticator migration QR codes; import multiple accounts at once.
• Optional iCloud Keychain sync for enhanced security.
• Face ID unlocking to protect app content.
• View codes and remaining time progress on Apple Watch.
• Search, edit, delete accounts, and copy codes with one tap.
• Automatically detects issuer logos or generates color avatars for clearer identification.
• Dark Mode and iPad-optimized layout.

Data & Privacy

• Secrets are stored only in the system Keychain.
• No upload, sharing, or recording of sensitive data.
• Secrets and codes are never output in logs.

Import & Backup

• Export accounts as a JSON file for local backup.
• Batch import from JSON files.

Devices & Permissions

• Optimized for iPhone and iPad; includes an Apple Watch version.
• Camera and photo library permissions are used solely for QR scanning and recognition.
• Face ID is used only for unlocking and protecting app content.