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Best Free Otp Apps

250+ iOS apps curated and reviewed

3.9 avg rating
20 free apps
Updated August 2026

Out of 250+ free otp apps on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Free Otp Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1FreeOTP AuthenticatorFreeOTP AuthenticatorFree3.2★ (173)NoNoAug 2026
2Google AuthenticatorGoogle AuthenticatorFree4.9★ (1.1M)NoNoAug 2026
3Microsoft AuthenticatorMicrosoft AuthenticatorFree4.7★ (677K)NoNoAug 2026
4Authenticator: 2FA Auth & MFAAuthenticator: 2FA Auth & MFAFree5.0★ (2)NoYesAug 2026
5Chill OTPChill OTPFree—NoNoMay 2026
6Authenticator - OTP Security.Authenticator - OTP Security.Free4.0★ (5)NoYesMay 2026
7eWalker OTP LiteeWalker OTP LiteFree—NoNoMay 2026
8MonotpMonotpFree—NoNoMay 2026

Top Picks for Free Otp

FreeOTP Authenticator#1

FreeOTP Authenticator by Red Hat

Editor's Choice
🔧 Utilities
3.2😐(173 ratings)
Free
FreeOTP Authenticator screenshot 1
FreeOTP Authenticator screenshot 2

Generate one-time passwords for enhanced online account security. This app creates temporary codes that, when used with your regular password, significantly strengthen your login protection. It functions even without an internet connection.

What We Love

  • 🚀 Simple and lightweight
  • 🔒 Open source and privacy-focused
  • 👍 Clean and intuitive interface
  • 💡 Customizable icons for accounts

Room to Improve

  • 🐛 Crashes and bugs after recent updates
  • 🔒 Lack of backup/restore functionality
  • 💡 Limited customization options
Google Authenticator#2

Google Authenticator by Google

Strong Contender
🔧 Utilities
4.9😞(1.1M ratings)
Free
#5in Utilities
Google Authenticator screenshot 1
Google Authenticator screenshot 2
Google Authenticator screenshot 3
Google Authenticator screenshot 4
Google Authenticator screenshot 5
Google Authenticator screenshot 6

Enhance your online security with a second verification step for your accounts. Generate codes directly on your phone, even offline, to protect against unauthorized access. Sync codes across devices for easy access and manage multiple accounts securely.

What We Love

  • 👍 User-friendly
  • 🔒 Secure authentication
  • 🚀 Simple and fast
  • 🔒 Reliable security

Room to Improve

  • 🐛 Randomly deleted all codes
  • 🐛 Unreliable, lost access to accounts
  • 🐛 Timing issues, codes didn't work
Microsoft Authenticator#3

Microsoft Authenticator by Microsoft Corporation

Protects your online identity
Worth Considering
📊 Productivity
4.7😞(677K ratings)
Free
#10in Productivity
Microsoft Authenticator screenshot 1
Microsoft Authenticator screenshot 2
Microsoft Authenticator screenshot 3
Microsoft Authenticator screenshot 4
Microsoft Authenticator screenshot 5
Microsoft Authenticator screenshot 6

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.

What We Love

  • 🚀 Seamless authentication
  • 🔒 Secure login process
  • 👍 Convenient passwordless sign-in
  • 🚀 Smooth app performance

Room to Improve

  • 🐛 Broken Apple Watch functionality
  • 🐛 Backup and restore issues
  • 🐛 Confusing login flow

More Free Otp apps to explore

4
Authenticator: 2FA Auth & MFA
Authenticator: 2FA Auth & MFA
Authenticator: 2FA Auth & MFA
2 Factor Security: OTP & TOTP
Free

Secure your digital life with this app, offering easy management of two-factor and multi-factor authentication. Generate codes locally, sync across devices, and use biometric authentication for quick access. Organize accounts with custom labels and icons.

Secure 2FA & MFA code generationCross-platform device syncFace ID & Touch ID support
🔧 Utilities
(2)
free with in-app purchases
5
Chill OTP
Chill OTP
Chill OTP
by Anton Rus
Free
🔧 Utilities
(0)
6
Authenticator - OTP Security.
Authenticator - OTP Security.
Authenticator - OTP Security.
Multi-Factor Authentication
Free

This app enhances account security by generating time-based, one-time passwords for two-factor authentication. It works offline and supports multiple accounts for emails, social media, and banking.

Time-based one-time password generationOffline code generationSupports multiple accounts
🔧 Utilities
(5)
free with in-app purchases
7
eWalker OTP Lite
eWalker OTP Lite
eWalker OTP Lite
by SOOSAN INT Co., Ltd.
Free
🔧 Utilities
(0)
8
Monotp
Monotp
Monotp
Active OTP Authenticator App
Free
🔧 Utilities
(0)
9
OTPx – Secure OTP Sharing
OTPx – Secure OTP Sharing
OTPx – Secure OTP Sharing
by BizFin
Free
🔧 Utilities
(0)
10
Bitrix24 OTP
Bitrix24 OTP
Bitrix24 OTP
by Bitrix, Inc.
Free

This app generates one-time password codes for enhanced account security through two-step authorization. It protects your data by requiring a unique code generated by the app in addition to your password, even if your password is compromised. Supports multiple accounts and offline code generation.

Generates one-time password codesEnables two-step authorizationProtects accounts from unauthorized access
💼 Business
(0)
free
11
OTP Authenticator
OTP Authenticator
OTP Authenticator
by Swiss SafeLab GmbH
Free
🔧 Utilities
(0)
12
Two Factor Authenticator & OTP
Two Factor Authenticator & OTP
Two Factor Authenticator & OTP
Simple 2FA authentication app
Free

Enhance your online security with robust two-factor and multi-factor authentication. This app generates secure one-time passwords and supports multiple protocols, with features like backup, restore, and encrypted data storage for peace of mind.

Two-Factor Authentication (2FA)Multi-Factor Authentication (MFA)TOTP and HOTP Support
🔧 Utilities
(133)
subscription
13
ISign+ OTP
ISign+ OTP
ISign+ OTP
by Penta Security Inc.
Free

This security application generates one-time passwords for enhanced user authentication during login. It provides secure, unique passwords for each login, ensuring access from anywhere. Features include offline OTP generation and application locking.

Generates OTP without data connectionSupports multiple OTP registrationsIncludes application lock function
🔧 Utilities
(30)
free
14
MotionPro OTP Global
MotionPro OTP Global
MotionPro OTP Global
by Array Networks
Free
💼 Business
(0)
15
OTP Auth
OTP Auth
OTP Auth
2-Factor Auth for Pros
Free

Enhance your account security with two-factor authentication on your iPhone and iPad. This app supports numerous popular services and offers robust encryption for all your data. It works offline and prioritizes user privacy by not collecting or transmitting personal information.

Two-factor authentication supportEncrypted iCloud SyncSiri and Apple Watch support
🔧 Utilities
(463)
free with in-app purchases
16
HSBMA OTP
HSBMA OTP
HSBMA OTP
HSBMA 2Factor Authentication
Free
🔧 Utilities
(0)
17
虎符OTP
虎符OTP
虎符OTP
两步验证器
Free
🔧 Utilities
(0)
18
TCB OTP
TCB OTP
TCB OTP
Techcombank Corporate SmartOTP
Free

This app generates one-time passwords (OTPs) for secure authentication for business customers. It also offers account balance inquiries and movement notifications, enhancing convenience for Techcombank F@st Ebank users.

Generate transaction signing OTPActivate Smart OTPChange Smart OTP PIN
💼 Business
(4)
free
19
Authenticator: Secure 2FA Auth
Authenticator: Secure 2FA Auth
Authenticator: Secure 2FA Auth
2 Factor Authentication: MFA
Free

Securely manage your two-factor authentication tokens and passwords in one place. This app offers offline code generation and a private in-app browser. Free users can manage existing codes and passwords, while premium subscribers gain unlimited creation and secure browsing.

Organize 2FA tokens and passwordsOffline code generationBuilt-in secure browser
🔧 Utilities
(3)
free with in-app purchases
20
VietinBank OTP
VietinBank OTP
VietinBank OTP
by VIETNAM JOINT STOCK COMMERCIAL BANK FOR INDUSTRY AND TRADE
Free

This app generates one-time passwords (OTPs) for corporate clients of VietinBank. It offers a highly secure and convenient way to authenticate transactions on the VietinBank eFAST online banking service, even without an internet connection.

High-security OTP generationConvenient mobile authenticationOffline transaction capability
💰 Finance
(0)
free

FAQ about Free Otp

What are the best free otp apps for iPhone?
FreeOTP Authenticator tops our free otp apps ranking as of August 2026, with a 3.2-star average from 173 App Store ratings, and it's free to download.
FreeOTP Authenticator has no ads and has no in-app purchases, according to its App Store listing as of August 2026.
We track 250+ free otp apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.

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free otp authenticator