Aegis Authenticator alternatives: 5 apps ranked by verified data

Facts checked Oct 25, 2026AppBreakup editorialHow we rank

Common reasons people leave Aegis Authenticator: android only, and no built-in cloud sync between devices. We ranked 5 alternatives by how directly each one replaces Aegis Authenticator, then by reviews, real visits and how recently each app's facts were checked against its own website. 2FAS Auth currently ranks first.

Quick comparison

#	App	Pricing	Open source	Platforms	Verified facts	Score
1	2FAS Auth	Open source	Yes	iOS, Android, Browser extension	5 of 5	66.5
2	Ente Auth	Open source	Yes	Android, iOS, Windows +3	5 of 5	62.6
3	Stratum	Open source	Yes	Android	5 of 5	59.6
4	FreeOTP+	Open source	Yes	Android	4 of 4	57.2
5	Proton Authenticator	Free	Yes	iOS, Android, macOS +2	4 of 4	55.3

1. 2FAS AuthTop pick
Best for: People who want a free, account-free authenticator on both iPhone and Android
Open sourceiOS, Android, Browser extension
66.5
score / 100
Why switch from Aegis Authenticator
Also free and open source, but on iOS too with a browser extension.
Pros
Free, open source and needs no account
Browser extension sends codes from your phone
Backup via your own iCloud or Google Drive
Available on both iOS and Android
Cons
No standalone desktop app
Browser extension needs your phone for each code
Cross-platform sync between iOS and Android relies on export files
Visit 2FAS Auth Compare with Aegis Authenticator 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 2FAS Auth a good Aegis Authenticator alternative?
Verified facts
5 of 5 verified
License
GPL-3.0
Checked Oct 25, 2026github.com(opens source in a new tab)
Price
Free
Checked Oct 25, 20262fas.com(opens source in a new tab)
Account required
No
Checked Oct 25, 20262fas.com(opens source in a new tab)
Browser extension
Chrome, Brave, Firefox, Edge, Opera, Safari
Checked Oct 25, 20262fas.com(opens source in a new tab)
Sync and backup
Export files, iCloud or Google Drive
Checked Oct 25, 20262fas.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 Aegis Authenticator
Open source with end-to-end encrypted sync across phone, desktop and web.
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 Aegis Authenticator 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. Stratum
Best for: Android users who want an offline, open-source authenticator with a smartwatch app
Open sourceAndroid
59.6
score / 100
Why switch from Aegis Authenticator
Another open-source Android app, adding a Wear OS companion.
Pros
Wear OS companion app
Encrypted backups and broad import support
Works without internet access
Free and open source
Cons
Android only
No cloud sync between devices
Rename from Authenticator Pro can confuse searches
Visit Stratum 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 Stratum a good Aegis Authenticator alternative?
Verified facts
5 of 5 verified
License
GPL-3.0
Checked Oct 25, 2026github.com(opens source in a new tab)
Former name
Authenticator Pro
Checked Oct 25, 2026stratumauth.com(opens source in a new tab)
Wear OS
Yes
Checked Oct 25, 2026stratumauth.com(opens source in a new tab)
Offline
No internet access needed
Checked Oct 25, 2026stratumauth.com(opens source in a new tab)
Code types
TOTP, HOTP, mOTP and more
Checked Oct 25, 2026stratumauth.com(opens source in a new tab)
4. FreeOTP+
Best for: Android users who like FreeOTP but want backups and better organisation
Open sourceAndroid
57.2
score / 100
Why switch from Aegis Authenticator
Simpler open-source Android app with Google Drive backup.
Pros
Free and open source
Backup export to Google Drive or other providers
Biometric or PIN app lock
Categories and search
Cons
Android only
No sync between devices
Fewer security options than Aegis
Visit FreeOTP+ Details and reviews
How this score is calculated
Editorial fit ×0.369
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 FreeOTP+ a good Aegis Authenticator alternative?
Verified facts
4 of 4 verified
License
Apache-2.0
Checked Oct 25, 2026github.com(opens source in a new tab)
Backup
Export to Google Drive or other providers
Checked Oct 25, 2026github.com(opens source in a new tab)
App lock
Biometric or PIN
Checked Oct 25, 2026github.com(opens source in a new tab)
Requirements
Android 5.0+
Checked Oct 25, 2026github.com(opens source in a new tab)
5. 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
55.3
score / 100
Why switch from Aegis Authenticator
Open-source, with encrypted sync and apps on every major platform.
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 ×0.363
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 Aegis Authenticator 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)

The best Aegis Authenticator alternative for…

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

Best Aegis Authenticator alternative for most people

2FAS Auth

Also free and open source, but on iOS too with a browser extension.