AltCatalog
Catalog Authenticator apps Microsoft Authenticator

Alternatives to Microsoft Authenticator

Push approvals for Microsoft accounts

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.

#9 of 10 in Authenticator apps

Microsoft Authenticator ranks #9 of 10 in Authenticator apps, with an Alt Score of 45. It is proprietary, free and available on iOS and Android. 9 of 9 checklist rows are verified against a public source.

Most compared with 2FASStratumEnte Auth
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Who it's for

Anyone signing into Microsoft personal, work, or school accounts, plus users of other services that support TOTP-based two-factor authentication.

What you get

Push-based approve/deny prompts for Microsoft sign-ins, time-based one-time passcodes (TOTP) for other supported accounts, and passwordless sign-in for Microsoft accounts. It's free on iOS and Android. Note: Microsoft is retiring the app's password-manager/autofill feature in 2025, so it's returning to being a pure authenticator.

How it works

Install the app and link it to a Microsoft account or scan a QR code to add other accounts; sign-in attempts then trigger a push notification to approve/deny, or the app displays a rotating code to enter manually.

Where Microsoft Authenticator stands out

Verified capabilities most alternatives don't have.

Push-based approvals only 3 of 7 apps

See the full checklist

Why people leave Microsoft Authenticator

Dashed reasons are sourced facts; the rest are opinions. Vendors can dispute.

Sign in to add a reason — new reasons go through moderation before appearing.

Ranked alternatives

Ordered by Alt Score. Click any score to see the breakdown.

Sponsored Paid slot. Never affects the ranked order below. Promote here →
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.

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.

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.

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.

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.

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.

07
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.

08

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.

09

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.

Feature comparison

How Microsoft Authenticator compares with its alternatives, feature by feature.

Comparing Microsoft Authenticator 2FAS × Stratum × Ente Auth × Aegis Authenticator × Authy ×
+ Add app
Duo Mobile FreeOTP Google Authenticator Yubico Authenticator
Authenticator apps checklist Microsoft Authenticator2FASStratumEnte AuthAegis AuthenticatorAuthy
Pricing model
Starts at
License
Platforms
TOTP
Encrypted backup
Multi-device sync
Browser extension
Apple Watch / Wear OS
Import from other apps
Export allowed
Open source
Push-based approvals
verified pending unknown (?) Click any cell to view its source or propose a value
Sources & verification 13

Every fact and feature listed for Microsoft Authenticator is verified against its own pages. Each alternative is sourced on its own page.

FAQ

Yes. 2FAS, Stratum and Ente Auth have a free tier or are fully free. Free-tier limits in the comparison table are verified and dated.

2FAS, Stratum and Ente Auth — every license claim links its source.