Best Authenticator 2Fa By Keepsolid Apps

246+ iOS apps curated and reviewed

4.3 avg rating
20 free apps
Updated August 2026

Out of 246+ authenticator 2fa by keepsolid 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 Authenticator 2Fa By Keepsolid Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Authenticator 2FA by KeepSolidAuthenticator 2FA by KeepSolidFree3.9★ (11)NoNoAug 2026
2Google AuthenticatorGoogle AuthenticatorFree4.9★ (1.2M)NoNoSep 2026
32FA Authenticator (2FAS)2FA Authenticator (2FAS)Free4.7★ (35K)NoNoSep 2026
4Microsoft AuthenticatorMicrosoft AuthenticatorFree4.7★ (690K)NoNoSep 2026
5AuthenticatorAuthenticatorFree3.7★ (407)NoNoAug 2026
6Authenticator App -2FA SecureAuthenticator App -2FA SecureFree3.0★ (3)YesYesAug 2026
7Duo MobileDuo MobileFree4.9★ (2.2M)NoNoSep 2026
8Authenticator ·Authenticator ·Free4.6★ (26K)NoYesSep 2026

Top Picks for Authenticator 2Fa By Keepsolid

Authenticator 2FA by KeepSolid#1

Authenticator 2FA by KeepSolid by KeepSolid Inc.

OTP Two Step Verification MFA
Editor's Choice
📊 Productivity
3.9(11 ratings)
Free
Authenticator 2FA by KeepSolid screenshot 1
Authenticator 2FA by KeepSolid screenshot 2
Authenticator 2FA by KeepSolid screenshot 3
Authenticator 2FA by KeepSolid screenshot 4
Authenticator 2FA by KeepSolid screenshot 5
Authenticator 2FA by KeepSolid screenshot 6

This app generates time-based one-time passwords to add an extra layer of security for your online accounts. It supports multi-factor authentication for services like Facebook, Google, and Amazon, protecting your data from unauthorized access. The app offers multi-device support and a user-friendly interface.

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
2FA Authenticator (2FAS)#3

2FA Authenticator (2FAS) by Two Factor Authentication Service Inc.

#1 Rated 2FA Authenticator
Worth Considering
📊 Productivity
4.7😊(35K ratings)
Free
2FA Authenticator (2FAS) screenshot 1
2FA Authenticator (2FAS) screenshot 2
2FA Authenticator (2FAS) screenshot 3
2FA Authenticator (2FAS) screenshot 4
2FA Authenticator (2FAS) screenshot 5
2FA Authenticator (2FAS) screenshot 6

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.

What We Love

  • 🚀 Efficient and fast
  • 🔒 Secure and private
  • 👍 Simple and intuitive UI
  • 💡 Customizable icons and folders

Room to Improve

  • 🐛 Occasional bugs and crashes
  • 🔒 Lack of password/PIN protection
  • 🕰 No Apple Watch app

More Authenticator 2Fa By Keepsolid apps to explore

4
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
(690K)
free
5
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
6
Authenticator App -2FA Secure
Authenticator App -2FA Secure
Authenticator App -2FA Secure
Secure Sign into Your Accounts
Free

This app provides a secure way to manage your online accounts with two-factor authentication (2FA). It generates time-based one-time passwords (TOTP) to protect against unauthorized access and offers features like cloud synchronization, a private photo album, and a security center for enhanced digital safety.

Two-factor authentication (2FA) supportGenerates time-based one-time passwords (TOTP)Cloud synchronization for data backup
🔧 Utilities
(3)
free with in-app purchases
7
Duo Mobile
Duo Mobile
Duo Mobile
Security made simple
Free

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.

Two-factor authenticationPasscode generationPush notification authentication
💼 Business
(2.2M)
free
8
Authenticator ·
Authenticator ·
Authenticator ·
2FA, Two Factor Authentication
Free

Securely store and generate two-factor authentication (2FA) tokens for your online accounts. Protect your accounts from hackers with an additional layer of security. Features encrypted backups, cross-device synchronization, and a private browser.

Secure 2FA token generationEncrypted iCloud backupsCross-device synchronization
🔧 Utilities
(26K)
free with in-app purchases
9
Authenticator ℠ App
Authenticator ℠ App
Authenticator ℠ App
Authentication App: 2FA, MFA
Free

Secure your online accounts with standards-based two-factor authentication. This app generates time-based one-time passwords directly on your device, offering a reliable second step for sign-ins without relying on SMS codes. Protect personal and work accounts across various platforms.

Secure TOTP verification codesFast and easy account setupFull control over 2FA accounts
🔧 Utilities
(4.7K)
free with in-app purchases
10
Authenticator App - 2FA / OTP
Authenticator App - 2FA / OTP
Authenticator App - 2FA / OTP
Two-Factor Login & Secure MFA
Free

This app provides secure two-factor authentication (2FA) and multi-factor authentication (MFA) by generating time-based one-time passwords (TOTP) for online accounts. It offers encrypted backups, cloud sync, and QR code support for easy account management across multiple devices.

Secure 2FA/MFA code generationEncrypted backup and cloud syncQR code account addition
📊 Productivity
(12)
free with in-app purchases
11
Authenticator App 2FA — Lokio
Authenticator App 2FA — Lokio
Authenticator App 2FA — Lokio
OTP, MFA & TOTP code manager
Free
🔧 Utilities
(0)
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
(4.3K)
free
13
Authenticator App - Two Factor
Authenticator App - Two Factor
Authenticator App - Two Factor
Two-factor - Duo Security
Free

Secure your online accounts with this simple and safe two-factor authentication app. It generates 6-digit one-time passwords to add an extra layer of security against hackers. Protect your accounts by scanning QR codes or manually entering tokens.

Secures online accountsGenerates 6-digit TOTP codesSupports QR code scanning
🔧 Utilities
(400)
free with in-app purchases
14
ID.me Authenticator
ID.me Authenticator
ID.me Authenticator
by ID.me
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
15
Authenticator App - 2FA OTP
Authenticator App - 2FA OTP
Authenticator App - 2FA OTP
Authentication MFA & OTP
Free

Secure your online accounts with this 2FA OTP manager. It offers easy account setup via QR code scanning or manual entry, and enhances security with biometric authentication. All one-time passwords are stored locally on your device for increased protection.

2FA OTP managementQR code scanning for account setupManual code entry
📊 Productivity
(86)
free with in-app purchases
16
Authenticator App - 2FA Auth +
Authenticator App - 2FA Auth +
Authenticator App - 2FA Auth +
OTP Two Factor for ID Verify
Free

This app provides secure two-factor authentication (2FA) codes for thousands of online accounts. It also offers a password manager with autofill, encrypted backups, and cross-device sync for enhanced digital security.

Two-Factor Authentication (2FA) codesPassword Manager with AutofillEncrypted Backups
📊 Productivity
(1.8K)
free with in-app purchases
17
Authenticator 2FA by GA
Authenticator 2FA by GA
Authenticator 2FA by GA
MFA & OTP Authentication App
Free

Securely store and generate authentication tokens for your online accounts. Encrypts all data on your device and iCloud, offering seamless import, export, and backup options. Access codes quickly via widgets and protect the app with biometric or PIN locks.

Encrypted token storageOffline code generationEasy import/export
🔧 Utilities
(19)
free with in-app purchases
18
Authenticator App - 2FA, OTP
Authenticator App - 2FA, OTP
Authenticator App - 2FA, OTP
Backup,Transfer & Protect Code
Free

This app helps you securely manage two-factor authentication (2FA) and one-time password (OTP) codes for all your accounts. It offers features like code preview, secure data backup and transfer, and a password vault for enhanced digital security.

Manage 2FA and OTP codesPreview upcoming authentication codesSecure password vault
🔧 Utilities
(1)
free with in-app purchases
19
Authenticator App: 2FA MFA
Authenticator App: 2FA MFA
Authenticator App: 2FA MFA
Secure 2FA & MFA Codes
Free

This app provides a secure and simple way to generate time-based one-time passwords for two-factor authentication. Protect your online accounts from unauthorized access with an extra layer of security for social media, banking, and work accounts.

Generate time-based one-time passwords (TOTP)Quick account setup via QR codes or manual entrySeamless cross-device synchronization
🔧 Utilities
(7)
free with in-app purchases
20
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

FAQ about Authenticator 2Fa By Keepsolid

What are the best authenticator 2fa by keepsolid apps for iPhone?
Authenticator 2FA by KeepSolid tops our authenticator 2fa by keepsolid apps ranking as of August 2026, with a 3.9-star average from 11 App Store ratings, and it's free to download.
Yes — 20 of the top authenticator 2fa by keepsolid apps we rank are free to download, including Authenticator 2FA by KeepSolid and Google Authenticator.
Authenticator 2FA by KeepSolid has no ads and has no in-app purchases, according to its App Store listing as of August 2026.
We track 246+ authenticator 2fa by keepsolid apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
Authenticator 2FA by KeepSolid is a utility app that generates time-based one-time passwords (TOTP) to provide an additional layer of security for your online accounts. It's used in conjunction with services like Facebook, Google, and Amazon to implement two-factor authentication.
When you enable two-factor authentication on a service, you can add Authenticator 2FA by KeepSolid as a verification method. The app then generates a time-sensitive code that you use along with your password to log in, ensuring only verified parties can access your account.