Google Authenticator
on your desktop.
Instant, keyboard-first access to all your 2FA TOTP codes directly from your macOS Menu Bar or Windows System Tray. 100% offline, zero phone required.
Simple, secure, and keyboard-first
Built with Tauri v2 and Rust for minimum memory usage and fast execution.
Instant ⌘V Paste Import
Export your accounts from Google Authenticator, take a screenshot of the QR code, and press ⌘V in AuthG. All accounts import offline in under a second.
AES-256-GCM Vault
Your 2FA secrets never leave your laptop. Encrypted with AES-256-GCM using a PBKDF2-derived master PIN and saved strictly to your local drive.
RFC 6238 TOTP Math
Codes generated by AuthG are 100% mathematically identical to Google Authenticator based on standard UNIX epoch time steps.
Menu Bar & Tray Resident
Tauri native core uses under 20MB of RAM. Sits in your status bar without cluttering your macOS Dock or Windows taskbar.
Privacy Screen Blur
Screen sharing on Zoom or working in public? Enable Privacy Mode to blur all 6-digit codes until you deliberately hover over them.
Offline JSON Backups
Export or restore your accounts in standard JSON anytime. Zero lock-in. Migrate to new laptops in seconds.
How to transfer in 30 seconds
Google Authenticator includes a built-in multi-account export tool.
Export on Phone
In Google Authenticator on your phone, open menu → Transfer accounts → Export accounts.
Take Screenshot & Paste
Take a screenshot of the QR code, Airdrop or copy it, and hit ⌘V anywhere in AuthG.
Instant Access
Your accounts are immediately encrypted locally. Access anytime with ⌘ + Shift + A.
Never reach for your phone to log in again.
Install AuthG on macOS or Windows. 100% offline, local AES-256 encryption.