OTP Auth

Mac · iPhone · Extension

Freedom report

Two barsScore 6.7

Free tierA free tier is on its own pricing page
Open codeNo open-source code on record
Runs widely2 of 6 device platforms
DocumentedPlans, terms and facts published

OTP Auth is ranked #27 of 113 in authenticator apps on Freedom251, made by OTP Auth (Osnabrück, Germany). It runs on Browser extension, iOS, macOS. There is a free plan.

OTP Auth plans and pricing

All plans

Free Free Core authenticator app available free apps.apple.com · 27 Sept 2026

OTP Auth Pro Not published Optional in-app purchase · Unlocks Pro functionality apps.apple.com · 27 Sept 2026

Compared on authenticator apps

Free plan: Yes
Code type: totp and hotp
Push approvals: No
Encrypted backup: Yes
Multi-device sync: Yes
Team administration: No
Supported platforms: iOS, macOS, Apple Watch

Best OTP Auth alternatives

See all 20

Two bars Proton Authenticator Free tier No. 1Free8.2 Two bars Yubico Authenticator Free tier No. 2Free8.2 Two bars Ente Auth Free tier No. 3Free8.2 Two bars Bitwarden Free tier No. 4$1.65/mo8.2 Two bars Zoho OneAuth Free tier No. 5Free8.1 One bar Duo Mobile Free tier No. 6$3/mo8.0

The record

Primary purpose: Calculates one-time passwords required to log into accounts after two-factor authentication is enabled.
Free availability: The App Store lists the app as free with in-app purchases.
Supported services: Works with services including Google Mail, Amazon, GitHub, Dropbox, and Facebook.
Supported devices: Available for iPhone, iPad, Apple Watch, and Mac.
iCloud sync: iCloud Sync keeps the same set of accounts across devices.
Encrypted backups: Backups and account exports use AES-256 encryption.
Data encryption: All locally stored data and iCloud Drive data use AES-256 encryption.
Device security: The app can be secured with Face ID, Touch ID, or a password.
Privacy collection: The app says it does not collect usage data or send accounts to servers.
Offline operation: The App Store listing states that the app works offline.
Advertising: The app is advertised as free of ads.
Import integrations: Encrypted accounts can be imported or exported using AirDrop, iCloud, Dropbox, and Mail.
Safari extension: The Safari extension enters the code automatically on websites.
Apple Watch support: The app supports Apple Watch and can display entries on the watch.
Price from: Free

Where it ranks on Freedom251

Best Authenticator Apps in 2026#27 of 113

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Sources

cooperrs.de/otpauth.html· checked 27 Sept 2026
apps.apple.com/us/app/otp-auth/id659877384· checked 27 Sept 2026