AltCatalog
CatalogAuthenticator apps

Authenticator apps

10 apps ranked by verified data. See how ranking works

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01

Open source 2FA with browser extension approvals.

GPL-3.0 iOSAndroidBrowser extension
Alt Score

Alt Score · 85

How this alternative ranks. How it works →

Verified coverage 90%83
Visibility 10%100

Verified coverage = sourced yes and partial answers in the category checklist. Visibility = relative app-page views on AltCatalog over 30 days, neutral below 500 category views. Payment, votes, and vendor opinions are never score inputs.

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02

Open source authenticator with wearable support.

GPL-3.0 Android
Alt Score

Alt Score · 75

How this alternative ranks. How it works →

Verified coverage 90%72
Visibility 10%100

Verified coverage = sourced yes and partial answers in the category checklist. Visibility = relative app-page views on AltCatalog over 30 days, neutral below 500 category views. Payment, votes, and vendor opinions are never score inputs.

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03

E2E encrypted cross-platform authenticator.

AGPL-3.0 iOSAndroidWindowsmacOS +2
Alt Score

Alt Score · 70

How this alternative ranks. How it works →

Verified coverage 90%67
Visibility 10%100

Verified coverage = sourced yes and partial answers in the category checklist. Visibility = relative app-page views on AltCatalog over 30 days, neutral below 500 category views. Payment, votes, and vendor opinions are never score inputs.

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04

Open source Android TOTP with encrypted backups.

GPL-3.0 Android
Alt Score

Alt Score · 60

How this alternative ranks. How it works →

Verified coverage 90%56
Visibility 10%100

Verified coverage = sourced yes and partial answers in the category checklist. Visibility = relative app-page views on AltCatalog over 30 days, neutral below 500 category views. Payment, votes, and vendor opinions are never score inputs.

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05

Twilio's synced 2FA app.

Proprietary iOSAndroid
Alt Score

Alt Score · 55

How this alternative ranks. How it works →

Verified coverage 90%50
Visibility 10%100

Verified coverage = sourced yes and partial answers in the category checklist. Visibility = relative app-page views on AltCatalog over 30 days, neutral below 500 category views. Payment, votes, and vendor opinions are never score inputs.

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06

Enterprise push MFA from Cisco.

Proprietary iOSAndroid
Alt Score

Alt Score · 55

How this alternative ranks. How it works →

Verified coverage 90%50
Visibility 10%100

Verified coverage = sourced yes and partial answers in the category checklist. Visibility = relative app-page views on AltCatalog over 30 days, neutral below 500 category views. Payment, votes, and vendor opinions are never score inputs.

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07

The barebones TOTP standard.

Proprietary iOSAndroid
Alt Score

Alt Score · 55

How this alternative ranks. How it works →

Verified coverage 90%50
Visibility 10%100

Verified coverage = sourced yes and partial answers in the category checklist. Visibility = relative app-page views on AltCatalog over 30 days, neutral below 500 category views. Payment, votes, and vendor opinions are never score inputs.

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08
F

Red Hat's minimal open source OTP.

Apache-2.0 iOSAndroid
Alt Score

Alt Score · 55

How this alternative ranks. How it works →

Verified coverage 90%50
Visibility 10%100

Verified coverage = sourced yes and partial answers in the category checklist. Visibility = relative app-page views on AltCatalog over 30 days, neutral below 500 category views. Payment, votes, and vendor opinions are never score inputs.

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09

Push approvals for Microsoft accounts.

Proprietary iOSAndroid
Alt Score

Alt Score · 45

How this alternative ranks. How it works →

Verified coverage 90%39
Visibility 10%100

Verified coverage = sourced yes and partial answers in the category checklist. Visibility = relative app-page views on AltCatalog over 30 days, neutral below 500 category views. Payment, votes, and vendor opinions are never score inputs.

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10

TOTP stored on your YubiKey.

Apache-2.0 iOSAndroidWindowsmacOS +1
Alt Score

Alt Score · 40

How this alternative ranks. How it works →

Verified coverage 90%33
Visibility 10%100

Verified coverage = sourced yes and partial answers in the category checklist. Visibility = relative app-page views on AltCatalog over 30 days, neutral below 500 category views. Payment, votes, and vendor opinions are never score inputs.

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