• HomeHome
    • 2FAS Pass Mobile App
    • 2FAS Pass Browser Extension
    • Pricing
    • 2FAS Auth Mobile App
    • 2FAS Auth Browser Extension
    • Donate
  • About usAbout
  • Help CenterHelp Center
  • Get the appsGet the apps
  • HomeHome
    • 2FAS Pass Mobile App
    • 2FAS Pass Browser Extension
    • Pricing
    • 2FAS Auth Mobile App
    • 2FAS Auth Browser Extension
    • Donate
  • About usAbout
  • Help CenterHelp Center
  • Get the appsGet the apps

Check if your 2FAS Auth App is working properly

Tap the “+” button in the app and scan the QR code displayed on the right or rewrite the service key manually and compare the results with the generated token.

Secret Key 2FASTEST

Key should generate token below.

2FAS

000 000

Test token

30

If the generated token in the app is incorrect, check our Support.

  • About us
  • Press kit
  • Terms of Service
  • Privacy Policy

Site theme

Authenticator

Products

  • 2FAS Auth Mobile App
  • 2FAS Auth Browser Extension

Resources

  • Donations
  • How to enable 2FA
  • Quick Browser Extension Check
  • Check generated token
  • Your branding
  • Your 2FA guide
  • Open-source Licenses

Comparisons

  • Google Authenticator vs. 2FAS Auth
  • Authy vs. 2FAS Auth
  • Microsoft Authenticator vs. 2FAS Auth
  • Duo vs. 2FAS Auth

Policies

  • 2FAS Auth Privacy Policy
  • 2FAS Auth EULA

Password manager

Products

  • 2FAS Pass Mobile App
  • 2FAS Pass Browser Extension

Resources

  • 2FAS Pass Pricing
  • 2FAS Pass Recovery
  • Open-source Licenses

Policies

  • 2FAS Pass Privacy Policy
  • 2FAS Pass EULA

Support

  • Help Center
  • Support

Connect

© 2026 Two Factor Authentication Service, Inc. All rights reserved.