Best Duoiot Apps

218+ iOS apps curated and reviewed

4.2 avg rating
20 free apps
Updated June 2026

From beginner-friendly picks to power-user tools, our duoiot list covers 218+ iPhone apps updated through June 2026. Compare ratings, prices, and screenshots in one place.

Top Picks for Duoiot

Duo Mobile#2

Duo Mobile by Duo Security LLC

Security made simple
Strong Contender
💼 Business
4.9😐(2.2M ratings)
Free
#13in 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

Room to Improve

  • 🐛 Unreliable notifications and push functionality
  • 🐛 Compatibility issues when changing devices
  • 🐛 Slow and frustrating authentication process
LastPass Password Manager#3

LastPass Password Manager by LastPass US LP

Store & Autofill Passwords
Worth Considering
📊 Productivity
4.4😞(57K ratings)
FreeAdsIn-App Purchases
#56in Productivity
LastPass Password Manager screenshot 1
LastPass Password Manager screenshot 2
LastPass Password Manager screenshot 3
LastPass Password Manager screenshot 4
LastPass Password Manager screenshot 5
LastPass Password Manager screenshot 6

Securely store, generate, and autofill passwords and other sensitive information with a single master password. Syncs across all devices and offers advanced security features.

What We Love

  • 🚀 Secure and available
  • 🔒 Highly secure password management
  • 👍 Easy to use and organize passwords
  • 👍 Convenient cross-device access

Room to Improve

  • 🐛 Buggy, crashes, and unreliable
  • 🔒 Security concerns and data breaches
  • 💰 Expensive subscription model

More Duoiot apps to explore

4
OneLogin Protect
OneLogin Protect
OneLogin Protect
by OneLogin, LLC
Free

This app provides enterprise-ready multi-factor authentication for your online accounts. It offers secure two-factor authentication for OneLogin SSO and thousands of third-party services, enhancing your digital security with push notifications and time-based one-time passwords.

Push notification alerts for OneLogin accountsTouch ID/Face ID/PIN for push notification approvalWorks with third-party providers and OATH tokens
💼 Business
(561)
free
5
Firefox Fast & Private Browser
Firefox Fast & Private Browser
Firefox Fast & Private Browser
Search, Browse, Stay Incognito
Free

A fast and private web browser that protects you by default. It blocks trackers, offers private browsing, and provides tools to help you focus on content and manage your logins securely.

Enhanced Tracking ProtectionPrivate browsing modePage summaries
🔧 Utilities
(214K)
free
6
Microsoft Authenticator
Microsoft Authenticator
Microsoft Authenticator
Protects your online identity
Free

Securely sign into online accounts with multi-factor authentication, passwordless login, or password autofill. Manage multiple accounts, including non-Microsoft services, and access Microsoft products and services seamlessly.

Multi-factor authentication (MFA)Passwordless sign-inPassword autofill
📊 Productivity
(663K)
free
7
Keeper Password Manager
Keeper Password Manager
Keeper Password Manager
Passkey & Password Generator
Free

Securely store, generate, and autofill passwords, passkeys, and 2FA codes across all your devices. Protects sensitive data with zero-knowledge encryption and monitors the dark web for breaches.

Secure password generationPasskey and 2FA code storageCross-device syncing
📊 Productivity
(227K)
free with in-app purchases
8
ID.me Authenticator
ID.me Authenticator
ID.me Authenticator
by ID.me, Inc.
Free

This app provides a free multi-factor authentication solution for your account, adding an extra security layer to prevent unauthorized access. It generates secure verification tokens, including time-based codes and push notifications, to confirm your identity during login.

Multi-factor authentication (MFA)Time-based one-time passwords (TOTP)Push notification verification
📊 Productivity
(100K)
free
9
RSA Authenticator (SecurID)
RSA Authenticator (SecurID)
RSA Authenticator (SecurID)
by RSA Security
Free

This app provides multi-factor authentication for enterprises, offering passwordless security through device-bound passkeys. It supports various authentication methods like OTP, biometrics, and push notifications to secure digital access.

Multi-Factor Authentication (MFA)Passwordless Security with PasskeysOne-Time Passcodes (OTP)
💼 Business
(319)
free
10
Authenticator App - OneAuth
Authenticator App - OneAuth
Authenticator App - OneAuth
Secure your online accounts
Free

Secure your online accounts with industry-standard two-factor authentication. Easily add accounts, generate time-based OTPs, and benefit from encrypted backups. Organize and manage your TFA with features like folders, brand logos, and search.

Add accounts via QR code or manual entryTime-based OTPs (offline access)Encrypted backup and secure recovery
🔧 Utilities
(33K)
free
11
PingID
PingID
PingID
by Ping Identity Corporation
Free

This app enhances login security and verifies user identities. It also functions as a digital wallet for managing digital identities securely. Administrators benefit from mission-critical security features, and offline support is available.

User identity verificationDigital wallet for identity managementMission-critical security for administrators
📊 Productivity
(341)
free
12
Salesforce Authenticator
Salesforce Authenticator
Salesforce Authenticator
by salesforce.com
Free

Enhance your online security with multi-factor authentication. This app sends push notifications to your device for identity verification, allowing you to approve or deny login attempts with a simple tap. It also offers one-time verification codes for offline use and can automate approvals for trusted locations.

Multi-factor authenticationPush notification approvalsOne-time verification codes
💼 Business
(4.1K)
free
13
Authenticator ® App
Authenticator ® App
Authenticator ® App
Two Factor Authentication Aрр
Free

This app enhances online security by managing two-factor authentication codes for over 1,000 applications. It offers features like password leak detection, VPN protection, and secure password autofill, with cloud backups and biometric security options.

Two-factor authentication code generationPassword leak detectionVPN protection
📊 Productivity
(3K)
free with in-app purchases
14
1Password: Password Manager
1Password: Password Manager
1Password: Password Manager
Save & share passwords safely
Free

Securely store, generate, and autofill passwords and passkeys across all your devices. This app also manages other sensitive information like credit cards and notes, with features for secure sharing and travel.

Generate strong passwordsAutofill loginsTwo-factor authentication codes
📊 Productivity
(20K)
freemium
15
SafeNet MobilePASS+
SafeNet MobilePASS+
SafeNet MobilePASS+
Thales Group
Free

This app provides secure mobile authentication for accessing cloud apps, VPNs, and other services. It offers one-tap push authentication, secure one-time passcodes, and biometric unlock options for enhanced security and user experience. The app supports quick self-enrollment and can manage multiple authenticators.

One-tap push authenticationSecure one-time passcodes (OTPs)TouchID/FaceID unlock
💼 Business
(115K)
free
16
Authenticator App+
Authenticator App+
Authenticator App+
2FA Two Factor Authentication
Free

Secure your online accounts with this app. It generates and stores two-factor authentication codes for popular services. Features include QR code scanning, end-to-end encryption, and device syncing.

Generate and store 2FA/MFA codesScan QR codes or enter manuallyEnd-to-end encryption
📊 Productivity
(12K)
subscription
17
POIZON - Sneakers & Apparel
POIZON - Sneakers & Apparel
POIZON - Sneakers & Apparel
Exploring authenticated goods
Free

This platform offers a curated marketplace for authenticated premium fashion goods, including sneakers, apparel, and accessories. It emphasizes quality, authenticity, affordability, and fast delivery through a secure 'authenticate first, ship later' process.

Authenticated sneakers, shoes, apparel, accessories, bags, watchesAI and expert-driven multi-step authenticationGlobal shopping experience with leading brands
🛍️ Shopping
(10K)
free with in-app purchases
18
Authenticator App†
Authenticator App†
Authenticator App†
2FA Authentication MFA OTP
Free

Secure your online accounts with a versatile two-factor authentication solution. Manage all your authentication codes in one place, offering enhanced security for websites, services, and crypto wallets. Supports biometric access and offline code generation.

Two-factor authentication (2FA)Multi-factor authentication (MFA)Time-based one-time passwords (TOTP)
🔧 Utilities
(1.8K)
free with in-app purchases
19
Entrust Identity
Entrust Identity
Entrust Identity
by Entrust
Free

This app delivers strong identity credentials for employees and consumers, offering authentication and transaction verification. It also provides advanced password reset capabilities for employees, simplifying IT management and enhancing security.

Strong identity credential deliveryAuthentication and transaction verificationAdvanced employee password reset
💼 Business
(244)
free
20
Authenticator™ App
Authenticator™ App
Authenticator™ App
Authenticator App
Free

This app generates secure, time-based one-time passwords for two-factor authentication. It supports automatic setup via QR code and works offline, synchronizing across Apple devices with iCloud backup and encryption.

Automatic QR code setupOffline code generationiCloud Backup & Encryption
🔧 Utilities
(239)
free with in-app purchases