Best Octopus Authenticator Apps

250+ iOS apps curated and reviewed

4.3 avg rating
20 free apps
Updated October 2026

Looking for free octopus authenticator apps? 20 of our 250+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top Octopus Authenticator Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Octopus AuthenticatorOctopus AuthenticatorFree2.4★ (163)NoNoOct 2026
2Authenticator: MFA Auth & TOTPAuthenticator: MFA Auth & TOTPFree5.0★ (2)NoYesOct 2026
3Duo MobileDuo MobileFree4.9★ (2.3M)NoNoOct 2026
4Authenticator App - OneAuthAuthenticator App - OneAuthFree4.7★ (34K)NoNoOct 2026
5IDMe AuthenticatorIDMe AuthenticatorFree4.3★ (100K)NoNoOct 2026
6Authenticator: 2FA & OTP codeAuthenticator: 2FA & OTP codeFree—YesYesOct 2026
72FA Authenticator (2FAS)2FA Authenticator (2FAS)Free4.7★ (36K)NoNoOct 2026
8Authenticator App+: 2FA & MFAAuthenticator App+: 2FA & MFAFree4.2★ (5)YesYesOct 2026

Top Picks for Octopus Authenticator

2.4😞(163 ratings)
Free
Octopus Authenticator screenshot 1
Octopus Authenticator screenshot 2
Octopus Authenticator screenshot 3

This app eliminates the need for passwords, offering a seamless and consistent login experience for users throughout their workday. Organizations benefit from enhanced security and control over credentials for various accounts and applications.

What We Love

  • 🚀 Faster than other MFA
  • 👍 No password needed
  • 👍 FaceID integration
  • 👍 Responsive, pushes arrive immediately
  • 👍 Works perfectly for years
  • 👍 Login can be simple
  • 👍 Recent update is awesome
  • 👍 Brought back watch unlock
  • 👍 Approving SDO requests with Apple Watch works
  • 👍 Fixes for biometric scanning issues
  • 👍 Office talk of the town

Room to Improve

  • 🐛 Annoying Bluetooth notification
  • 🐛 Daily annoyance with Bluetooth pop-up
  • 🐛 Update wiped out account info
  • 🐛 Non-intuitive and painful
  • 🐛 Confusing and difficult
  • 🐛 Time-consuming
  • 🐛 Constant issues and connection problems
  • 🐛 App locks up
  • 🐛 Pings but app won't respond
  • 🐛 Creepy data tracking concerns
  • 🐛 Watch app hangs often
  • 🐛 Psychotic notification sound
  • 🐛 Unreliable with Apple Watch
  • 🐛 Crashes on launch
  • 🐛 Watch support is broken
  • 🐛 Inefficient, cannot accept from lock screen
  • 🐛 Major inconvenience, tedious
  • 🐛 Keeps demanding Bluetooth access
  • 🐛 Not receiving welcome email
  • 🐛 No Apple Watch app
  • 🐛 It's not working
  • 🐛 Need a code to join
  • 🐛 App crashes immediately
  • 🐛 Russian reviews indicate issues
  • 🐛 Too long to wait for reset
Authenticator: MFA Auth & TOTP#2

Authenticator: MFA Auth & TOTP by Ditlev Carlsen

2 Step Authentication: 2FA OTP
Strong Contender
🔧 Utilities
5.0(2 ratings)
FreeIn-App Purchases
Authenticator: MFA Auth & TOTP screenshot 1
Authenticator: MFA Auth & TOTP screenshot 2
Authenticator: MFA Auth & TOTP screenshot 3
Authenticator: MFA Auth & TOTP screenshot 4

This app generates one-time passwords (OTPs) to add an extra layer of security to your online accounts. It supports time-based OTPs for various popular services and offers quick setup via QR code scanning. Designed for privacy and security, it helps protect your data from unauthorized access.

Duo Mobile#3

Duo Mobile by Duo Security LLC

Security made simple
Worth Considering
💼 Business
4.9😐(2.3M ratings)
Free
#18in Business
Duo Mobile screenshot 1
Duo Mobile screenshot 2
Duo Mobile screenshot 3
Duo Mobile screenshot 4

Enhance login security with two-factor authentication. Generate passcodes or use one-tap push notifications for seamless access to your accounts. Manage authentication for multiple applications and web services.

What We Love

  • 👍 Simple and easy to use
  • 🔒 Provides an extra layer of security
  • 🚀 Quick and convenient authentication
  • 🔒 Secure login experience
  • 👍 Straightforward and user-friendly
  • 👍 Easy to set up and use

Room to Improve

  • 🐛 Unreliable notifications and push functionality
  • 🐛 Compatibility issues when changing devices
  • 🐛 Slow and frustrating authentication process
  • 🐛 Confusing and non-intuitive user interface
  • 🐛 Forced use of the app causing inconvenience
  • 🐛 Inability to remove or deactivate the app

More Octopus Authenticator apps to explore

FAQ about Octopus Authenticator

What are the best octopus authenticator apps for iPhone?
Octopus Authenticator tops our octopus authenticator apps ranking as of October 2026, with a 2.4-star average from 163 App Store ratings, and it's free to download.
Yes — 20 of the top octopus authenticator apps we rank are free to download, including Octopus Authenticator and Authenticator: MFA Auth & TOTP.
Octopus Authenticator has no ads and has no in-app purchases, according to its App Store listing as of October 2026.
We track 250+ octopus authenticator apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.