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2FA Authenticator (2FAS)

2FAS Tools

Simple 2FA Authenticator - Generate Two Factor Authentication tokens.

Rating
4.4
33.5K ratings
Downloads
6M+
on Google Play
Price
Free
No in-app purchases
Updated
Oct 6
2026 · v6.0.3
Get it onGoogle Play See alternatives

Screenshots

  • 2FA Authenticator (2FAS) screenshot 1
  • 2FA Authenticator (2FAS) screenshot 2
  • 2FA Authenticator (2FAS) screenshot 3
  • 2FA Authenticator (2FAS) screenshot 4
  • 2FA Authenticator (2FAS) screenshot 5
  • 2FA Authenticator (2FAS) screenshot 6
  • 2FA Authenticator (2FAS) screenshot 7

About 2FA Authenticator (2FAS)

2FAS Authenticator is a simple and free application for Two Factor Authentication (2FA Authentication) which generates Time-based One-time Passwords (TOTP) and PUSH authentication*.
It helps keep your online accounts secure on supporting TOTP websites.

For your convenience, you can either use QR Code or enter your secret key manually.

*PUSH authentication is compatible only with services integrated through 2FAS.com provider.

Notice: Application supports only 6-digit TOTP factor.

What’s new

Version 6.0.3 · Updated October 6, 2026

Major update with refreshed look, smoother performance, and support for the latest Android improvements.

User reviews

Zeke Johnson
Zeke Johnson
Always works!
birk0mal_mn gaming
birk0mal_mn gaming
It is quick
J Ghieghie
J Ghieghie
Great, user friendly.
Jereme Henderson
Jereme Henderson
Simple to use and I have never had a problem.
Jarrod
Jarrod
Best app and very easy to use, once scan at it will be there ready for yourself incase u really need it without any rush.
Jimmy Mason
Jimmy Mason
Figuring it out one step at a time.... response time is better.

Frequently asked questions

What is 2FAS Authenticator?
2FAS Authenticator is a free application for Two Factor Authentication (2FA Authentication) which generates Time-based One-time Passwords (TOTP) and PUSH authentication*.
What does 2FAS Authenticator help with?
2FAS Authenticator helps keep your online accounts secure on supporting TOTP websites.
Can I use both QR Code and manually enter a secret key?
Yes, for your convenience, you can either use QR Code or enter your secret key manually.
What is PUSH authentication?
PUSH authentication is a method of authentication that is compatible only with services integrated through 2FAS.com provider.
Is there a limit to the TOTP factor?
Yes, the application supports only 6-digit TOTP factor.

Alternatives to 2FA Authenticator (2FAS)

Looking for apps like 2FA Authenticator (2FAS)? Here are 6 similar Android apps on Google Play. The highest rated is Microsoft Authenticator (4.7/5), and all 6 are free to download.

2FA Authenticator (2FAS) vs. alternatives
App Rating Price Installs Last updated Compare
2FA Authenticator (2FAS) 4.4 / 5 Free 5,000,000+ Oct 6, 2026
Twilio Authy Authenticator 4.4 / 5 Free 10,000,000+ Aug 18, 2026 Compare
Microsoft Authenticator 4.7 / 5 Free 100,000,000+ Sep 21, 2026 Compare
BizConnect - Card Scanner 4.2 / 5 Free 100,000+ May 28, 2026 Compare
Termius - SSH and SFTP client 4.3 / 5 Free 1,000,000+ Sep 29, 2026 Compare
WorkJam 4.4 / 5 Free 1,000,000+ Sep 16, 2026 Compare
SecureSafe Password Manager 4.4 / 5 Free 500,000+ Nov 14, 2024 Compare

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