Best Octopus Authenticator Apps

239+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated June 2026

Looking for free octopus authenticator apps? 20 of our 239+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Top Picks for Octopus Authenticator

Octopus Authenticator#1

Octopus Authenticator by SECRET DOUBLE OCTOPUS LTD

Editor's Choice
📊 Productivity
2.4(149 ratings)
Free
Octopus Authenticator screenshot 1
Octopus Authenticator screenshot 2
Octopus Authenticator screenshot 3

The application provides a secure, passwordless authentication solution that allows users to enjoy a seamless login experience across their work applications, while organizations benefit from enhanced security and control over user credentials.

Authenticator: Secure 2FA Auth#2

Authenticator: Secure 2FA Auth by SEVERIN BARTOSZ TATUSCH

2 Factor Authentication: MFA
Strong Contender
🔧 Utilities
3.7(3 ratings)
FreeAdsIn-App Purchases
Authenticator: Secure 2FA Auth screenshot 1
Authenticator: Secure 2FA Auth screenshot 2
Authenticator: Secure 2FA Auth screenshot 3
Authenticator: Secure 2FA Auth screenshot 4
Authenticator: Secure 2FA Auth screenshot 5

This application helps you organize and protect your two-factor authentication tokens and passwords in one secure place, with features like secure browsing and data encryption. Download now to effortlessly manage your sensitive data and upgrade to a premium subscription for unlimited 2FA codes, password generation, and more.

More Octopus Authenticator apps to explore

4
Authenticator: Secure 2FA, MFA
Authenticator: Secure 2FA, MFA
Authenticator: Secure 2FA, MFA
2 Step Verification Auth: TOTP
Free

Enhance your account security with a powerful and easy-to-use two-factor authentication tool that generates time-based one-time passwords for your online accounts, providing secure cloud backup, biometric and PIN protection, and offline functionality. Get started with a simple QR code setup or secret key entry to safeguard your accounts effortlessly.

🔧 Utilities
(61)
5
Microsoft Authenticator
Microsoft Authenticator
Microsoft Authenticator
Protects your online identity
Free

A secure app for easy online account sign-ins, offering multi-factor authentication, passwordless login, and password autofill features. Manage Microsoft and non-Microsoft accounts with added security layers like fingerprint, face ID, or PIN. Stay protected and simplify access to various online services.

📊 Productivity
(652K)
6
Duo Mobile
Duo Mobile
Duo Mobile
Security made simple
Free

"Duo Mobile simplifies security by generating passcodes for two-factor authentication and providing easy, one-tap login authentication through push notifications on iOS devices. It also manages two-factor authentication for various other services and applications. Activate and link the app to your Duo account to start using its features."

💼 Business
(2.1M)
7
MFA Authenticator: Secure 2FA
MFA Authenticator: Secure 2FA
MFA Authenticator: Secure 2FA
2 Factor Auth: OTP & Verify
Free

Protect your online identity with this easy-to-use 2FA app, which secures your personal data and passwords with simple, private, and secure two-factor authentication across all your accounts. Download now and take control of your online security with seamless sync, intuitive interface, and helpful customer support.

🔧 Utilities
(29)
8
Authenticator: AuthSnap
Authenticator: AuthSnap
Authenticator: AuthSnap
Fast. Safe. Verified.
Free
🔧 Utilities
(11)
9
ID.me Authenticator
ID.me Authenticator
ID.me Authenticator
by ID.me, Inc.
Free

A free multi-factor authentication app that adds an extra layer of security to your account with time-based one-time passwords, push notifications, and mobile security keys. Easily verify your identity and protect your account from hackers.

📊 Productivity
(100K)
10
Authenticator App  #1
Authenticator App  #1
Authenticator App #1
Sign In to All Your Accounts
Free

A lightning-fast 2FA authentication app with QR scanning capabilities and smart features for secure logins. Simplify your authentication process with our user-friendly design.

🔧 Utilities
(1.3K)
11
Multi Authenticator: OTP, MFA
Multi Authenticator: OTP, MFA
Multi Authenticator: OTP, MFA
Mobile 2FA for your Security
Free

Protect your online accounts with a simple and secure two-factor authentication (2FA) app that stores and manages your authentication codes on your device with end-to-end encryption. Download now and take control of your digital security by strengthening your account protection and easily restoring your codes when needed.

📰 Magazines & Newspapers
(34)
12
Authenticator App - OneAuth
Authenticator App - OneAuth
Authenticator App - OneAuth
Secure your online accounts
Free

Secure your online accounts with an industry-standard authenticator app. Enable two-factor authentication, back up and sync accounts across all devices easily, and enjoy enhanced security features like passwordless sign-in and biometric authentication. Download now to experience enhanced online security.

🔧 Utilities
(33K)
13
Authenticator App+
Authenticator App+
Authenticator App+
2FA Two Factor Authentication
Free

Secure all your online accounts with our Authenticator App. Easily scan, generate, and save 2FA codes for enhanced security. Download now for peace of mind online!

📊 Productivity
(12K)
14
OneSpan Mobile Authenticator
OneSpan Mobile Authenticator
OneSpan Mobile Authenticator
by OneSpan International GmbH
Free

A mobile authenticator application designed for quick log-ins with customizable authentication methods like PIN, push, or biometrics. It offers secure activation through self-service and advanced mobile app shielding technology. Visit www.onespan.com/solutions/frictionless-authentication for more details.

💰 Finance
(1.4K)
15
Authenticator App†
Authenticator App†
Authenticator App†
2FA Authentication MFA OTP
Free

This application provides secure two-factor authentication for enhanced account protection. Easily set up and manage verification codes for your accounts with this powerful tool. Download now for enhanced security!

🔧 Utilities
(1.8K)
16
Authenticator App Plus
Authenticator App Plus
Authenticator App Plus
2FA Security, OTP Verification
Free

Protect your online accounts with a secure and convenient two-factor authentication (2FA) app, featuring advanced security and privacy features, effortless multi-device sync, and optimized support for Apple devices. Download now to upgrade your security today!

📊 Productivity
(171)
17
Authenticator App - 2FA MFA
Authenticator App - 2FA MFA
Authenticator App - 2FA MFA
2FA, Two Factor Authentication
Free
🔧 Utilities
(287)
18
Salesforce Authenticator
Salesforce Authenticator
Salesforce Authenticator
by salesforce.com
Free

A mobile app that enhances online account security through multi-factor authentication, using push notifications for quick approval or denial of account activities. It also offers one-time verification codes for offline use and can utilize location services for automatic approvals. Secure your accounts that support time-based one-time passwords with this convenient tool.

💼 Business
(4.1K)
19
Authenticator App
Authenticator App
Authenticator App
2FA Authentication MFA & OTP
Free

Protect your accounts with an advanced authentication app offering both Two-Factor Authentication (2FA) and Multi-Factor Authentication (MFA) features. Secure your online presence now.

📊 Productivity
(46K)
20
OTP Manager
OTP Manager
OTP Manager
2FA Authenticator and Manager
Free
📊 Productivity
(164)