Best alternatives to 2FAS Auth - Two Factor Authentication (2026)
10 Chrome extensions that do a similar job to 2FAS Auth, closest first. Each shows real store users, its rating, how recently it was updated and how many permissions it asks for.
2FAS Auth - Two Factor Authentication today
2FAS Auth alternatives, compared
- 1
2FA Authenticator
Free 2FA Authenticator. Generates two-factor codes in your browser. Alternative to Google Authenticator. No phone needed. Secured.
≈100K users3.4★ from 54 ratingsUpdated 4 months ago5 permissions- A similar number of users to 2FAS Auth
- Updated less recently
- Asks for fewer permissions (5 vs 9)
- 2
Authenticator
Authenticator generates two-factor authentication codes in your browser.
≈10M users3.6★ from 2.5K ratingsNot updated for 2+ years5 permissions- About 143× more users than 2FAS Auth
- Updated less recently
- Asks for fewer permissions (5 vs 9)
- 3
2FA Authenticator Guard
Free 2FA on Browser! Multi-layered encryption secures data. Replaces Google Authenticator, no phone needed. Ultimate security focus.
≈20K users3.8★ from 22 ratingsUpdated 5 months ago9 permissions- About 3.5× fewer users than 2FAS Auth
- Rated 0.3 stars higher
- Updated less recently
- 4
Authenticator app
Authenticator app for two factor authentication. Scan authenticator QR codes & generate 2FA codes directly in Google Chrome browser.
≈40K users4.3★ from 24 ratingsUpdated 2 weeks ago5 permissions- About 1.8× fewer users than 2FAS Auth
- Rated 0.8 stars higher
- Asks for fewer permissions (5 vs 9)
- 5
Authenticator App
Provides secure two-factor authentication(2FA). Safeguard your digital life with ease.
≈10K users2.8★ from 19 ratingsUpdated 4 months ago3 permissions- About 7.0× fewer users than 2FAS Auth
- Updated less recently
- Asks for fewer permissions (3 vs 9)
- 6
2FA Authenticator Code
A free 2FA authenticator extension that helps you easily obtain two-factor authentication codes.
≈2K users3.7★ from 3 ratingsUpdated 21 months ago3 permissions- About 35× fewer users than 2FAS Auth
- Updated less recently
- Asks for fewer permissions (3 vs 9)
- 7
Authenticator Pro
Secure 2FA authenticator: scan QR codes, generate TOTP/HOTP codes, autofill, AES encryption, dark mode. Private & open source.
≈1K users5.0★ from 2 ratings6 permissions- About 70× fewer users than 2FAS Auth
- Asks for fewer permissions (6 vs 9)
- 8
Web2FA - Authenticator
Add 2FA security to your accounts and generate codes in Chrome with Web2FA Authenticator
≈10K users3.6★ from 10 ratingsUpdated 9 months ago5 permissions- About 7.0× fewer users than 2FAS Auth
- Updated less recently
- Asks for fewer permissions (5 vs 9)
- 9
Authenticator: Generate 2FA Codes in Browser
Generate 2FA codes instantly. Secure, encrypted, easy to use, and offline — an authenticator that stays in your browser.
≈2K users4.2★ from 5 ratingsUpdated 9 months agoNo special permissions- About 35× fewer users than 2FAS Auth
- Updated less recently
- Asks for fewer permissions (0 vs 9)
- 10
Authenticator Extension
Securely generates TOTP Time-based One-Time Password, HOTP HMAC-based One-Time Password codes, featuring a QR import function.
≈1K users5.0★ from 4 ratingsUpdated 3 weeks ago4 permissions- About 70× fewer users than 2FAS Auth
- Asks for fewer permissions (4 vs 9)
2FAS Auth alternatives: questions
What is the best alternative to 2FAS Auth?
By users, the most popular alternative is Authenticator with ≈10M users and a 3.6-star rating. The closest match by what it does is 2FA Authenticator.
Which 2FAS Auth alternative has the best rating?
Authenticator has the highest rating of these alternatives with 50+ ratings: 3.6 out of 5 from 2.5K ratings.
Is there a 2FAS Auth alternative that asks for fewer permissions?
Authenticator: Generate 2FA Codes in Browser asks for 0 permissions, against 9 for 2FAS Auth.
How many alternatives to 2FAS Auth are there?
We list 10 close alternatives to 2FAS Auth on the Chrome Web Store, picked by what they do and ranked by how close they are.
Users and ratings are the figures shown on the Chrome Web Store, re-checked continuously. Alternatives are matched on name, description, category and topic. Browse best-of lists by niche.