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Best Time Based One Time Password Apps

247+ iOS apps curated and reviewed

4.3 avg rating
20 free apps
Updated August 2026

If you already know TOTP Authenticator, this is the deeper bench. 247+ time based one time password apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of August 2026.

Compare top Time Based One Time Password Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1TOTP Authenticator – Fast 2FATOTP Authenticator – Fast 2FAFree4.7★ (3.9K)NoYesAug 2026
2Google AuthenticatorGoogle AuthenticatorFree4.9★ (1.2M)NoNoSep 2026
3One-Time PasswordOne-Time PasswordFree—NoNoAug 2026
4AuthenticatorAuthenticatorFree3.7★ (407)NoNoAug 2026
5One Time - LeptosOne Time - LeptosFree5.0★ (7)NoNoMay 2026
6Password Generator & VaultPassword Generator & VaultFree4.3★ (16)NoNoAug 2026
7Authenticator : One Time PassAuthenticator : One Time PassFree—NoNoMay 2026
8Simplest Password GeneratorSimplest Password GeneratorFree—YesNoJul 2026

Top Picks for Time Based One Time Password

TOTP Authenticator – Fast 2FA#1

TOTP Authenticator – Fast 2FA by AppyFactor

Simple 2FA with Cloud Sync
Editor's Choice
🔧 Utilities
4.7😞(3.9K ratings)
FreeIn-App Purchases
TOTP Authenticator – Fast 2FA screenshot 1
TOTP Authenticator – Fast 2FA screenshot 2
TOTP Authenticator – Fast 2FA screenshot 3
TOTP Authenticator – Fast 2FA screenshot 4
TOTP Authenticator – Fast 2FA screenshot 5
TOTP Authenticator – Fast 2FA screenshot 6

Enhance your online security with this app that generates one-time tokens for two-factor authentication. Protect your accounts from hackers by easily adding 2FA to your online services. Supports cloud sync and a Chrome extension for seamless desktop integration.

What We Love

  • 👍 Solid free basic experience
  • 🚀 Simple and effective
  • 👍 Easy to use and set up new accounts
  • 🚀 Chrome extension is cool

Room to Improve

  • 🐛 No export functionality
  • 🐛 Impossible to recover account without paying
  • 🐛 Can't save Authy keys from sites
Google Authenticator#2

Google Authenticator by Google

Strong Contender
🔧 Utilities
4.9😞(1.2M ratings)
Free
#3in 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
One-Time Password#3

One-Time Password by NTT DATA GROUP CORPORATION

Worth Considering
🔧 Utilities
0.0(0 ratings)
Free
One-Time Password screenshot 1
One-Time Password screenshot 2
One-Time Password screenshot 3
One-Time Password screenshot 4
One-Time Password screenshot 5
One-Time Password screenshot 6

This utility generates a secure, eight-digit disposable password every minute. These one-time passwords are ideal for enhancing security across various online services, as they become invalid after a short period, even if compromised.

More Time Based One Time Password apps to explore

4
Authenticator
Authenticator
Authenticator
Simple 2-factor authentication
Free

This app provides a secure and straightforward way to protect your online accounts. It generates one-time passwords that, when combined with your regular password, significantly enhance your account security. The app operates offline, ensuring your sensitive data remains on your device.

Generates one-time passwordsQR code setupEncrypted data storage
🔧 Utilities
(407)
free
5
One Time - Leptos
One Time - Leptos
One Time - Leptos
One-Time Password Client
Free

Securely store and manage your two-factor authentication tokens using iCloud Keychain. This privacy-focused client supports various token types and generation methods, syncing seamlessly across your Apple devices without needing an extra account.

Store tokens in iCloud KeychainAdd tokens via QR scanner or URLSupports TOTP and HOTP
🔧 Utilities
(7)
free
6
Password Generator & Vault
Password Generator & Vault
Password Generator & Vault
Safe passwords from one master
Free

Generate unique, secure passwords for all your online accounts using a single master password. This app simplifies password management with quick copying and searching, and offers secure Touch ID login for easy access across your Apple devices.

Generate unique, secure passwordsSingle master password requiredQuick copy to clipboard
📊 Productivity
(16)
free
7
Authenticator : One Time Pass
Authenticator : One Time Pass
Authenticator : One Time Pass
One Time Password Authenticate
Free
🔧 Utilities
(0)
8
Simplest Password Generator
Simplest Password Generator
Simplest Password Generator
Passwords, Passphrase & PIN
Free
🔧 Utilities
(0)
9
Password Generator - Secure Password & DIgital Key
Password Generator - Secure Password & DIgital Key
Password Generator - Secure Password & DIgital Key
by Atthaporn Chanprakon
Free

Easily create strong, unique passwords with a single tap. Customize password complexity by adjusting the mix of letters and numbers. Its simple interface makes secure password generation straightforward.

One-tap strong password generationAdjustable alphabet and number combinationSimple and easy-to-use interface
🔧 Utilities
(3)
free
10
GCM One Time Password
GCM One Time Password
GCM One Time Password
by GrapeCity Mongolia Limited Liability Company
Free
💰 Finance
(0)
11
Perfect Password Generator
Perfect Password Generator
Perfect Password Generator
Start to love passwords again
Free

Generate secure, memorable, and easy-to-type passwords using custom word combinations. This tool helps you meet website requirements and offers advanced features like hand-specific typing and character exclusion.

Memorable word-based passwordsEasy typing with finger alternationMeets website security requirements
🔧 Utilities
(2)
free with in-app purchases
12
2FA Authenticator (2FAS)
2FA Authenticator (2FAS)
2FA Authenticator (2FAS)
#1 Rated 2FA Authenticator
Free

Securely log in to your online accounts with two-factor authentication. This app protects your personal data and passwords from cyber threats with a simple, private, and open-source solution. It offers easy token restoration, app protection, and offline functionality.

Two-factor authenticationToken backup and restoreApp protection with passcode/biometrics
📊 Productivity
(35K)
free
13
Authenticator App
Authenticator App
Authenticator App
2FA Authentication MFA & OTP
Free

This app provides secure two-factor authentication codes for your online accounts, enhancing security with encryption and backups. It offers seamless synchronization across Apple devices and quick access via widgets, even when offline.

Secure & Private EncryptionEncrypted BackupAutomatic Synchronization
📊 Productivity
(48K)
subscription
14
Pronounceable Password Gen.
Pronounceable Password Gen.
Pronounceable Password Gen.
Easy-to-remember passwords!
Free

Create easy-to-remember, pronounceable passwords or generate highly secure random ones. Customize password length and choose from a list of options. Easily copy selected passwords to your clipboard.

Generate pronounceable passwordsCreate random secure passwordsAdjust password length
🔧 Utilities
(5)
ad-supported
15
Password Reset
Password Reset
Password Reset
by Keyfactor, Inc.
Free

Securely reset your corporate password from your iOS device. Register security questions and answers on your organization's portal for quick resets. Supports One-Time-Password verification via email or SMS.

Secure password resetCorporate password managementOne-Time-Password support
🔧 Utilities
(3)
free
16
Piteco One-Time Password
Piteco One-Time Password
Piteco One-Time Password
for remote signature
Free
💼 Business
(0)
17
NewPass - Password Generator
NewPass - Password Generator
NewPass - Password Generator
Generate Secure Passwords
Free

Effortlessly create strong, unique passwords in seconds. Customize password formulas with various attributes and easily copy or share your generated credentials. This free utility ensures your digital security without the hassle.

Effortless secure password creationSelectable password formula attributesTap or shake to generate
🔧 Utilities
(13)
free
18
AuthPass – Password Manager
AuthPass – Password Manager
AuthPass – Password Manager
One Password, on all Devices.
Free

Securely manage all your passwords in one place across multiple devices. Generate strong, random passwords, and access them quickly with biometric unlock. Supports various cloud storage options for your password files.

All passwords in one placeGenerate secure random passwordsQuick biometric unlock
🔧 Utilities
(38)
free
19
vvpwgen - Password Generator
vvpwgen - Password Generator
vvpwgen - Password Generator
Generate unbreakable passwords
Free
🔧 Utilities
(0)
20
TPG - Tiny Password Generator
TPG - Tiny Password Generator
TPG - Tiny Password Generator
by Corrado Ignoti
Free
🔧 Utilities
(0)

FAQ about Time Based One Time Password

What are the best time based one time password apps for iPhone?
TOTP Authenticator – Fast 2FA tops our time based one time password apps ranking as of August 2026, with a 4.7-star average from 3.9K App Store ratings, and it's free to download.
Yes — 20 of the top time based one time password apps we rank are free to download, including TOTP Authenticator – Fast 2FA and Google Authenticator.
TOTP Authenticator – Fast 2FA has no ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 247+ time based one time password apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
TOTP Authenticator generates one-time tokens (codes) that are used in conjunction with your password to provide an extra layer of security for your online accounts. This two-factor authentication (2FA) process helps protect your accounts from unauthorized access and hackers.
Key features include Cloud Sync for backing up your 2FA data, a Chrome Extension for easy desktop access to codes, support for both dark and light themes, multi-platform and multi-device syncing, unlimited account support, home screen widgets for quick access, and biometric app lock for enhanced privacy.