# Authenticator Duo - Two Factor — MFA Authentication & 2Fa Authy

> Securely generates unique codes for two-factor authentication to protect online accounts. (iPhone/iPad app by Shawna Margie.)

- Source: https://appshunter.io/ios/app/authenticator-duo-two-factor/id6615062059 (this page in markdown: same URL + `.md`)
- Developer: [Shawna Margie](https://appshunter.io/developer/1775558385)
- Category: Utilities, Productivity
- Price: Free with in-app purchases
- Rating: 3.86/5 from 7 App Store ratings
- Age rating: 4+
- Requires: iOS 15.0 · 16 MB
- Languages: English
- Released: 2024-08-19
- Data updated: 2026-06-03
- Monetization: subscription
- User reviews in markdown: https://appshunter.io/ios/app/authenticator-duo-two-factor/id6615062059/reviews.md

## What is Authenticator Duo?

Our app is the ideal solution to meet all your online security needs. Designed to provide a secure and reliable method for protecting your online accounts, our app utilizes advanced security protocols to generate unique codes that only you can use to access your accounts. This ensures that your personal information remains safe and secure at all times.

Key Features:

1. Two-Factor Authentication (2FA): Enhance the security of your accounts with robust 2FA protection.
2. Easy Setup & Management: Quickly and easily set up and manage your accounts with our user-friendly interface.
3. Backup & Sync: Securely back up and sync your accounts to ensure you never lose access.

Subscription Information:

The app offers an auto-renewable subscription to grant you unlimited access to all functionalities

- Payment: Payment will be charged to your iTunes Account upon confirmation of purchase.
- Auto-Renewal: Subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period.
- Renewal Charges: Your account will be charged for renewal within 24 hours before the end of the current period, with the cost of the renewal identified at that time.
- Managing Subscriptions: Subscriptions can be managed by the user, and auto-renewal can be turned off by going to the user's Account Settings after purchase.

- Terms of Use: https://docs.google.com/document/d/1HSWlLDpG0k67CEf_B74MTBcWZYaITqbciZDBHXpvt6o/edit
- Privacy Policy: https://docs.google.com/document/d/1XDk0Q5KkCGnZBHUk6ZiSiZReReh34yWa3qrlmIsE_VE/edit

Secure your online presence with our app and enjoy peace of mind knowing your accounts are protected. Download now and take the first step towards enhanced online security.

## Key features

- Two-Factor Authentication (2FA)
- Easy Setup & Management
- Backup & Sync
- Advanced Security Protocols
- User-Friendly Interface

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Weekly Pro + 3 Days Trial | $6.99 | per 7 days |
| Monthly Pro | $19.99 | per month |
| Annual Pro | $49.99 | per year |



## Frequently asked questions about Authenticator Duo

### What is Authenticator Duo's primary function?

Authenticator Duo's primary function is to provide secure and reliable two-factor authentication (2FA) for your online accounts. It generates unique codes to protect your personal information and ensure only you can access your accounts.

### How does Authenticator Duo handle subscriptions?

Authenticator Duo offers auto-renewable subscriptions for unlimited access. Payments are charged to your iTunes Account, and subscriptions can be managed or turned off in your Account Settings at least 24 hours before the current period ends.

### What are the subscription options for Authenticator Duo?

Authenticator Duo offers several subscription plans: a Weekly Pro with a 3-day free trial for $6.99/P7D, a Monthly Pro for $19.99/P1M, and an Annual Pro for $49.99/P1Y.

### Is Authenticator Duo available on multiple devices?

Based on the provided data, Authenticator Duo is supported on iPhone and iPod. It is designed to secure your online presence across these Apple devices.

### How often is Authenticator Duo updated?

Authenticator Duo was last updated on August 19, 2024, with version 1.0.1. This indicates a recent release, and users can expect updates to maintain security and functionality.

### What is the age rating for Authenticator Duo?

Authenticator Duo has an age rating of 4+. This means it is considered suitable for children and adults alike, with no mature content.

### Does Authenticator Duo have ads?

No, Authenticator Duo does not have advertisements. The app is free to download and offers subscription plans for full functionality, ensuring an ad-free user experience.

### What is the user sentiment for Authenticator Duo based on ratings?

Authenticator Duo has an average rating of 3.9 stars from 7 ratings. This suggests a generally positive reception from its current user base.

## Version history (last 2 releases)

### 1.0.1 — 2024-08-19

- Minor Bug Fix

### 1.0 — 2024-08-19

No release notes.

## Apps similar to Authenticator Duo

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Google Authenticator](https://appshunter.io/ios/app/google-authenticator/id388497605) | 4.9 (1,005,477) | Free | Utilities |
| [Authenticator: Two Factor App](https://appshunter.io/ios/app/authenticator-two-factor-app/id6737652692) | 3.7 (6) | Free | Utilities |
| [Two Factor Authenticator App](https://appshunter.io/ios/app/two-factor-authenticator-app/id6661033815) | 4.5 (58) | Free | Utilities |
| [2FA Authenticator, MFA App](https://appshunter.io/ios/app/2fa-authenticator-mfa-app/id6473175732) | 4.6 (77) | Free | Utilities |
| [Authenticator - Two Factor App](https://appshunter.io/ios/app/authenticator-two-factor-app/id6683305035) | 3.8 (6) | Free | Utilities |
| [Authenticator - OTP Security.](https://appshunter.io/ios/app/authenticator-otp-security/id6736878953) | 4.0 (5) | Free | Utilities |

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-03.*