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Screenshots

  • Authenticator App. screenshot 1
  • Authenticator App. screenshot 2
  • Authenticator App. screenshot 3
  • Authenticator App. screenshot 4

About Authenticator App.

Authenticator is a secure and easy-to-use authentication app that helps protect your accounts and simplify the way you log in. Generate verification codes, scan QR codes for instant setup, and manage multiple authenticator accounts in one reliable place — with optional AI-powered todos to help you stay organized. Designed for users who value security and efficiency, authenticator keeps your digital identity protected while supporting your daily tasks. ► Features You’ll Love Authenticator & Login Protection Generate time-based one-time passwords (TOTP) to securely verify logins and add an extra layer of protection to your accounts. Seamlessly Plan with AI Todos SmartDo uses AI technology to help you efficiently manage your to-do lists with voice and text input options. This feature, along with the drag-down to add todos functionality, makes it easy to add and prioritize tasks, helping you stay on top of your daily schedule. Quick Access Widgets With SmartDo widgets, you can customize your home screen for quick access to your tasks and events. This allows you to effortlessly keep track of your schedule throughout the day. Manage Accounts & Passwords SmartDo offers a straightforward way to manage your accounts and passwords. It securely stores your credentials, so you can access them whenever needed without the worry of forgetting or misplacing them. Privacy: https://www.quantumnetsoft.com/privacy Terms: https://www.quantumnetsoft.com/terms Support: https://www.quantumnetsoft.com/support

Ratings & reviews

4.5

55 ratings

5 ★ 80% 4 ★ 4% 3 ★ 7% 2 ★ 0% 1 ★ 9%

What’s new

Version 1.1.5 · Updated June 4, 2026

We are delighted to announce our newest update for Authenticator! Expanded multilingual coverage: Extra language options have been added to help global users navigate the app with greater convenience. Targeted bug resolutions: Multiple UI rendering glitches impacting users running iOS 26.5 have been patched to deliver a more seamless, stable in-app experience. We appreciate your trust in Authenticator!

App privacy

The developer, Quantum Security Service, reported these privacy practices to Apple.

Data Used to Track You

The following data may be used to track you across apps and websites owned by other companies:

  • Identifiers: User ID, Device ID

Data Not Linked to You

The following data, which may be collected but is not linked to your identity, may be used for the following purposes:

  • Identifiers: User ID, Device ID
  • Usage Data: Product Interaction
  • Diagnostics: Crash Data

Used for: Analytics

Alternatives to Authenticator App.

Looking for apps like Authenticator App.? Here are 6 similar apps on the App Store. The highest rated is Authenticator App: 2FA - MFA (4.5/5), and all 6 are free to download.

Authenticator App. vs. alternatives
App Rating Price Last updated Compare
Authenticator App. 4.5 / 5 (55 ratings) Free June 4, 2026
Authenticator App - 2FA / OTP 4.3 / 5 (44) Free Sep 9, 2026 Compare
Authenticator App: 2FA - MFA 4.5 / 5 (90) Free Jan 20, 2026 Compare
Authenticator App ℠ 1.0 / 5 (2) Free Oct 5, 2026 Compare
Authenticator App - 2FA &. MFA 4.3 / 5 (280) Free Sep 8, 2026 Compare
Authenticator ® App 4.4 / 5 (3,356) Free Aug 5, 2026 Compare
Authy Authenticator 4.4 / 5 (205) Free Nov 24, 2025 Compare

Compare Authenticator App. with the top alternatives: ratings, updates, ASO score and keyword gaps →