Best alternatives to Authenticator App (2026)
10 Chrome extensions that do a similar job to Authenticator App, closest first. Each shows real store users, its rating, how recently it was updated and how many permissions it asks for.
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Authenticator App alternatives, compared
- 1
2! Authenticator
The private, offline 2FA Authenticator. Import accounts from mobile apps and generate TOTP codes securely
≈10K users4.0★ from 15 ratingsUpdated 7 weeks ago3 permissions- About 2.0× fewer users than Authenticator App
- 2
TOTP Authenticator
Get 2FA OTP instantly from your mobile. Works with TOTP Authenticator mobile app.
≈20K users2.1★ from 22 ratingsUpdated 14 months ago8 permissions- A similar number of users to Authenticator App
- Rated 0.4 stars lower
- Updated less recently
- Asks for more permissions (8 vs 3)
- 3
CK-Authenticator G3
ContentKeeper Authenticator G3
≈1M users1.1★ from 86 ratingsUpdated 3 months ago5 permissions- About 50× more users than Authenticator App
- Rated 1.4 stars lower
- Asks for more permissions (5 vs 3)
- 4
2FA Authenticator
This extension generates 2FA authentication codes in your browser.
≈4K users3.5★ from 4 ratingsUpdated 3 months ago4 permissions- About 5.0× fewer users than Authenticator App
- Asks for more permissions (4 vs 3)
- 5
Open Two-Factor Authenticator
An open-source two-factor Time-based One-Time Password (TOTP) authenticator with SHA-256 secure storage
≈10K users3.0★ from 11 ratingsUpdated 23 months ago2 permissions- About 2.0× fewer users than Authenticator App
- Updated less recently
- Asks for fewer permissions (2 vs 3)
- 6
Omnimed-QHR authenticator
This extension allows healthcare workers from the province of Quebec to get securely authenticated with the QHR access device.
≈40K users3.0★ from 2 ratingsUpdated 7 months ago2 permissions- About 2.0× more users than Authenticator App
- Updated less recently
- Asks for fewer permissions (2 vs 3)
- 7
Basic Authentication
Basic authentication plugin - just keep it simple
≈2K users4.8★ from 6 ratingsNot updated for 4+ years4 permissions- About 10× fewer users than Authenticator App
- Updated less recently
- Asks for more permissions (4 vs 3)
- 8
Authing Secure Authentication
Authing secure authentication extension for browsers.
≈2K users5.0★ from 2 ratingsUpdated 23 months ago3 permissions- About 10× fewer users than Authenticator App
- Updated less recently
- 9
DigiCert Authentication Client Extension
Messaging API between web pages and DigiCert PKI Client
≈100K users3.3★ from 3 ratingsNot updated for 3+ years3 permissions- About 5.0× more users than Authenticator App
- Updated less recently
- 10
MultiPass for HTTP basic authentication
Automatically login to Basic Authentication using data based on URL regexp.
≈9K users5.0★ from 25 ratingsUpdated 21 months ago5 permissions- About 2.2× fewer users than Authenticator App
- Rated 2.5 stars higher
- Updated less recently
- Asks for more permissions (5 vs 3)
Authenticator App alternatives: questions
What is the best alternative to Authenticator App?
By users, the most popular alternative is CK-Authenticator G3 with ≈1M users and a 1.1-star rating. The closest match by what it does is 2! Authenticator.
Which Authenticator App alternative has the best rating?
CK-Authenticator G3 has the highest rating of these alternatives with 50+ ratings: 1.1 out of 5 from 86 ratings.
Is there a Authenticator App alternative that asks for fewer permissions?
Open Two-Factor Authenticator asks for 2 permissions, against 3 for Authenticator App.
How many alternatives to Authenticator App are there?
We list 10 close alternatives to Authenticator App 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.