Login Copilot
ProA floating OTP chip appears on login pages while your vault is unlocked — detect 2FA fields, match the right account, and fill with one click.
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Everything you need for fast, secure 2FA
Authium is a browser extension that keeps TOTP codes one click away — with Pro-only Login Copilot, premium appearance themes, encrypted cloud sync, and Team vault sharing.
What's new
Built for speed, designed for teams
Recent releases that make Authium faster on the web and easier to roll out across your organization.
Premium theme templates
ProChoose from Midnight, Ocean, Forest, Sunset, Lavender, and Carbon palettes. Your appearance syncs to your Authium account across devices.
Shared Team Vault
TeamPublish shared OTP accounts to a team vault with a Team Access Code. Admins push updates; members pull securely with audit events.
Chrome & Firefox ready
All plansInstall from the Chrome Web Store or Firefox Add-ons. Same encrypted vault, autofill permissions, and Premium sign-in on both browsers.
See everything in the full feature list or compare plans on pricing.
Features
Everything you need for browser 2FA
Enterprise-grade encryption in a lightweight extension — Copilot on login pages, sync across devices, and shared vaults for teams.
Pro
Login Copilot
Floating OTP chip on login pages while your vault is unlocked — smart account matching and one-click fill without opening the popup.
482 193Fill
GitHub
482 193AWS
719 042Slack
038 551Ctrl+Ksearch
Zero-knowledge protected
256-bit AES · keys never leave your device
All
Browser extension
Chrome, Edge, Opera, and Firefox — codes one click away from any tab.
All
Zero-knowledge vault
AES-256 encryption locally with your master password before anything syncs.
Pro
Encrypted cloud sync
Sync ciphertext blobs across devices — we never see decrypted secrets.
Team
Shared Team Vault
Admin push, member pull, Team Access Codes, and audit events for shared OTP accounts.
Pro
Command palette & autofill
Ctrl+K search, tab QR import, OTP autofill, and keyboard-first navigation.
Pro
Login Copilot
7
Theme templates
4
Browsers
AES-256
Encryption
Compare plans on pricing or read the documentation.
How It Works
Get started in minutes
Most users are up and running in under five minutes.
Download Authium Free
Available for macOS, Windows, and Linux
Browser extension
GitHub
Click to copy
326835
Google
Click to copy
003522
Slack
Refreshing...
234847
PressCmd+Shift+Lto autofill
99.9% Uptime
50K+
UsersJoin 50,000+ professionals
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AES-256 EncryptedZero-Knowledge SyncOpen Audit Logs