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2FA Authenticator (2FAS) Screenshot 0
2FA Authenticator (2FAS) Screenshot 1
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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.

2FA Authenticator (2FAS) details

2FA Authenticator (2FAS) is a free Tools app for Android with 500,000+ installs on Google Play and a 4.3/5 average rating from 2,470 ratings. It was released on August 3, 2017 and last updated on June 8, 2020. It's developed by 2FAS. It requires Android 4.4 or later.

Category
Tools
Rating
4.3 / 5 (2,470 ratings)
Installs
500,000+
Price
Free
In-app purchases
No
Ads
No ads
Current version
2.2.5
Size
5.7M
Requires Android
4.4 and up
Content rating
Everyone
Released
August 3, 2017
Last updated
June 8, 2020
Developer
2FAS

What’s new in 2FA Authenticator (2FAS)

New messages when scanning incorrect QR codes Time synchronization accuracy check improved Change of display for service removal confirmation Screenshots blocked Application size reduced

Version 2.2.5 · Updated June 8, 2020

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.

Twilio Authy Authenticator

Twilio Authy Authenticator

4.4

Authy brings the future of strong authentication to the convenience of your...

Microsoft Authenticator

Microsoft Authenticator

4.7

Use Microsoft Authenticator for easy, secure sign-ins for all your online accounts...

BizConnect - Card Scanner

BizConnect - Card Scanner

4.2

No. 1 Free business card scanner and cloud-based contact management tool that...

Termius - SSH and SFTP client

Termius - SSH and SFTP client

4.3

Termius is the best way to manage, UNIX and Linux systems, whether...

WorkJam

WorkJam

4.4

WorkJam is the easiest way to control how, when and where you...

SecureSafe Password Manager

SecureSafe Password Manager

4.4

SecureSafe is a multiple award winning app for online file storage and...

2FA Authenticator (2FAS) vs. alternatives
App Rating Price Installs Last updated
2FA Authenticator (2FAS) 4.3 / 5 Free 500,000+ Jun 8, 2020
Twilio Authy Authenticator 4.4 / 5 Free 10,000,000+ Aug 18, 2026
Microsoft Authenticator 4.7 / 5 Free 10,000,000+ –
BizConnect - Card Scanner 4.2 / 5 Free 100,000+ –
Termius - SSH and SFTP client 4.3 / 5 Free 1,000,000+ –
WorkJam 4.4 / 5 Free 100,000+ –
SecureSafe Password Manager 4.4 / 5 Free 100,000+ –

Frequently Asked Questions (FAQ)

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.
author
Always works!
Zeke Johnson
author
It is quick
birk0mal_mn gaming
author
Great, user friendly.
J Ghieghie
author
Simple to use and I have never had a problem.
Jereme Henderson
author
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.
Jarrod
author
Figuring it out one step at a time.... response time is better.
Jimmy Mason