# My2FA vs Duo Authenticator

The clearest difference is price: Duo Authenticator at Free against My2FA's $4.99. My2FA's advantage is in-app purchases (none vs 3) and ads (none vs shown). On update cadence and iOS requirement there is nothing between them.

Duo Authenticator is free to download; My2FA costs $4.99 up front. Duo Authenticator sells 3 in-app purchases, starting at $3.99 per 7 days. My2FA asks for nothing beyond the download.

My2FA ships an update every 4 weeks, Duo Authenticator monthly. The most recent releases landed on October 7, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | My2FA | Duo Authenticator |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | — | **[4.2 (24 ratings)](https://appshunter.io/ios/app/duo-authenticator/id1665454984/reviews)** |
| Number of ratings | — | **24** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 4 weeks** | Monthly |
| Monetization | — | Free with in-app purchases |
| Size | 17 MB | 60 MB |
| Requires iOS | **15** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [DONUT CONSULTING](https://appshunter.io/developer/1534436184) | [Petr Polasek](https://appshunter.io/developer/1613323784) |

## What reviewers say

### My2FA

[App page](https://appshunter.io/ios/app/my2fa-protect-everything/id1534436182)

**In-app purchases:** none


### Duo Authenticator

[App page](https://appshunter.io/ios/app/duo-authenticator/id1665454984)

Enhance your online security with this multi-factor authentication app. It provides an extra layer of protection for your accounts by generating time-sensitive codes, even when offline. Secure your sensitive information with ease and peace of mind.

**Highlights:** Quick and easy setup, Wide service compatibility, Time-sensitive security codes, Offline code generation, End-to-end encryption, Security code protection

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium 1 Week | $3.99 | per 7 days |
| Premium 1 Month | $9.99 | per month |
| Premium 1 Year | $29.99 | per year |


## Frequently asked questions

### Is My2FA free?

My2FA costs $4.99, with no in-app purchases.

### Is Duo Authenticator free?

Duo Authenticator is free to download, with in-app purchases available.

### Do My2FA or Duo Authenticator have ads?

Duo Authenticator shows ads; My2FA does not.

### Which is updated more often, My2FA or Duo Authenticator?

My2FA ships an update every 4 weeks, and Duo Authenticator monthly. Most recently, My2FA was updated on October 7, 2026 and Duo Authenticator on October 9, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*