Authenticator (GNOME) alternatives: 4 apps ranked by verified data

Facts checked Oct 25, 2026AppBreakup editorialHow we rank

Common reasons people leave Authenticator (GNOME): linux only, and no built-in sync between devices. We ranked 4 alternatives by how directly each one replaces Authenticator (GNOME), then by reviews, real visits and how recently each app's facts were checked against its own website. OTPClient currently ranks first.

Quick comparison

#	App	Pricing	Open source	Platforms	Verified facts	Score
1	OTPClient	Open source	Yes	Linux	5 of 5	66.5
2	Ente Auth	Open source	Yes	Android, iOS, Windows +3	5 of 5	62.6
3	Proton Authenticator	Free	Yes	iOS, Android, macOS +2	4 of 4	59.6
4	KeePassXC	Free	Yes	Windows, macOS, Linux +1	1 of 3	44.2

1. OTPClientTop pick
Best for: Linux users who want a scriptable desktop authenticator that imports Android backups
Open sourceLinux
66.5
score / 100
Why switch from Authenticator (GNOME)
Another GTK4 Linux app, with multiple encrypted databases and a CLI.
Pros
Encrypted local databases, with several at once
Imports Aegis, 2FAS, Stratum and FreeOTP+ backups
Command-line tool with JSON and CSV output
Free and open source
Cons
Linux only
No sync with phones
Interface is functional rather than polished
Visit OTPClient Details and reviews
How this score is calculated
Editorial fit ×0.3100
Reviews ×0.363
Clicks (90 days) ×0.150
Freshness ×0.1585
Votes ×0.150
0 counted reviews, 0 up and 0 down votes. Full formula
Is OTPClient a good Authenticator (GNOME) alternative?
Verified facts
5 of 5 verified
License
GPL-3.0
Checked Oct 25, 2026github.com(opens source in a new tab)
Interface
GTK4/libadwaita
Checked Oct 25, 2026github.com(opens source in a new tab)
Imports
Aegis, AuthenticatorPro, 2FAS, FreeOTPPlus
Checked Oct 25, 2026github.com(opens source in a new tab)
Command line
Table, JSON and CSV output
Checked Oct 25, 2026github.com(opens source in a new tab)
Distribution
Flathub
Checked Oct 25, 2026github.com(opens source in a new tab)
2. Ente Auth
Best for: People who want encrypted 2FA sync across phone and computer from an open-source app
Open sourceSelf-hostableAndroid, iOS, Windows, macOS, Linux, Web
62.6
score / 100
Why switch from Authenticator (GNOME)
Native Linux app with encrypted sync to your phone.
Pros
End-to-end encrypted sync on every major platform
Free and open source, with self-hosting possible
Works offline without an account
Easy import and export
Cons
Sync requires an Ente account
Interface is plain
No browser extension for filling codes
Visit Ente Auth Details and reviews
How this score is calculated
Editorial fit ×0.387
Reviews ×0.363
Clicks (90 days) ×0.150
Freshness ×0.1585
Votes ×0.150
0 counted reviews, 0 up and 0 down votes. Full formula
Is Ente Auth a good Authenticator (GNOME) alternative?
Verified facts
5 of 5 verified
License
AGPL-3.0
Checked Oct 25, 2026github.com(opens source in a new tab)
Price
Free
Checked Oct 25, 2026help.ente.io(opens source in a new tab)
Encrypted backups
End-to-end encrypted, externally audited
Checked Oct 25, 2026ente.io(opens source in a new tab)
Platforms
iOS, Android, web, macOS, Linux, Windows
Checked Oct 25, 2026ente.io(opens source in a new tab)
Offline mode
Use without an account
Checked Oct 25, 2026ente.io(opens source in a new tab)
3. Proton Authenticator
Best for: People who want free encrypted 2FA sync on phone and desktop from a privacy-focused company
FreeOpen sourceiOS, Android, macOS, Windows, Linux
59.6
score / 100
Why switch from Authenticator (GNOME)
Linux desktop app with end-to-end encrypted sync.
Pros
Free and open source with no account required
End-to-end encrypted sync across devices
Desktop apps for Windows, Mac and Linux, plus Apple Watch
Cons
Sync requires a Proton account
Newer app with fewer organisation features
No browser extension of its own
Visit Proton Authenticator Details and reviews
How this score is calculated
Editorial fit ×0.377
Reviews ×0.363
Clicks (90 days) ×0.150
Freshness ×0.1585
Votes ×0.150
0 counted reviews, 0 up and 0 down votes. Full formula
Is Proton Authenticator a good Authenticator (GNOME) alternative?
Verified facts
4 of 4 verified
Platforms
iPhone, iPad, Apple Watch, Mac, Android, Linux, Windows
Checked Oct 25, 2026proton.me(opens source in a new tab)
Price
Free
Checked Oct 25, 2026proton.me(opens source in a new tab)
Account required
No
Checked Oct 25, 2026proton.me(opens source in a new tab)
Encrypted backups
End-to-end encrypted
Checked Oct 25, 2026proton.me(opens source in a new tab)
4. KeePassXC
Best for: Users who want a fully offline password manager with no account
FreeOpen sourceWindows, macOS, Linux, Browser extension
44.2
score / 100
Why switch from Authenticator (GNOME)
Keep TOTP secrets inside an offline password database on Linux.
Pros
Free and open source
Fully offline, no account
Hardware key support
Cons
You manage syncing yourself
No official mobile apps
Visit KeePassXC Details and reviews
How this score is calculated
Editorial fit ×0.341
Reviews ×0.363
Clicks (90 days) ×0.150
Freshness ×0.1553
Votes ×0.150
0 counted reviews, 0 up and 0 down votes. Full formula
Is KeePassXC a good Authenticator (GNOME) alternative?
Verified facts
1 of 3 verified
Price
Free
Not checked yetkeepassxc.org(opens source in a new tab)
Open source
Yes
Not checked yetgithub.com(opens source in a new tab)
Storage
Local encrypted file
Checked Oct 24, 2026keepassxc.org(opens source in a new tab)

The best Authenticator (GNOME) alternative for…

The highest-ranked app in this list for each need.

Best Authenticator (GNOME) alternative for most people

OTPClient

Another GTK4 Linux app, with multiple encrypted databases and a CLI.