Best alternatives to TOTP Authenticator (2026)
8 Chrome extensions that do a similar job to TOTP Authenticator, closest first. Each shows real store users, its rating, how recently it was updated and how many permissions it asks for.
TOTP Authenticator today
TOTP Authenticator 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 TOTP Authenticator
- Updated more recently
- Asks for fewer permissions (3 vs 8)
- 2
Authenticator App
Secure two-factor authentication app for iPhone, iPad, iPod, Apple Watch and Mac.
≈20K users2.5★ from 22 ratingsUpdated 3 months ago3 permissions- A similar number of users to TOTP Authenticator
- Rated 0.4 stars higher
- Updated more recently
- Asks for fewer permissions (3 vs 8)
- 3
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 TOTP Authenticator
- Updated more recently
- Asks for fewer permissions (4 vs 8)
- 4
CK-Authenticator G3
ContentKeeper Authenticator G3
≈1M users1.1★ from 86 ratingsUpdated 3 months ago5 permissions- About 50× more users than TOTP Authenticator
- Rated 1.0 stars lower
- Updated more recently
- Asks for fewer permissions (5 vs 8)
- 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 TOTP Authenticator
- Updated less recently
- Asks for fewer permissions (2 vs 8)
- 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 TOTP Authenticator
- Updated more recently
- Asks for fewer permissions (2 vs 8)
- 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 TOTP Authenticator
- Updated less recently
- Asks for fewer permissions (4 vs 8)
- 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 TOTP Authenticator
- Updated less recently
- Asks for fewer permissions (3 vs 8)
TOTP Authenticator alternatives: questions
What is the best alternative to TOTP Authenticator?
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 TOTP Authenticator 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 TOTP Authenticator alternative that asks for fewer permissions?
Open Two-Factor Authenticator asks for 2 permissions, against 8 for TOTP Authenticator.
How many alternatives to TOTP Authenticator are there?
We list 8 close alternatives to TOTP Authenticator 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.