# Duo Auty 2FA vs True Blocker

The clearest difference is in-app purchases: True Blocker at none against Duo Auty 2FA's 2. True Blocker also leads on update cadence (every 9 days vs every 8 months). Duo Auty 2FA's advantage is iOS requirement (14.0 vs 18.5). On price, ads and device support there is nothing between them.

Both are free to download. Duo Auty 2FA sells 2 in-app purchases, starting at $9.99 per month. True Blocker asks for nothing beyond the download.

Duo Auty 2FA ships an update every 8 months, True Blocker every 9 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Duo Auty 2FA | True Blocker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/duo-auty-2fa-secure-pass/id6480926410/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 9 days** |
| Monetization | Subscription | — |
| Size | 50 MB | 4 MB |
| Requires iOS | **14.0** | 18.5 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | +17 | 4+ |
| Developer | [Gurman Galychina LLC](https://appshunter.io/developer/1450092250) | [Tilo Delau](https://appshunter.io/developer/1099809572) |

## What reviewers say

### Duo Auty 2FA

[App page](https://appshunter.io/ios/app/duo-auty-2fa-secure-pass/id6480926410)

Enhance your online security with this two-factor authentication app. It supports time-based one-time passwords (TOTP) and PUSH authentication for seamless and secure access to your accounts. Add multiple accounts, customize with brand icons, and unlock with biometrics.

**Highlights:** Two-factor authentication (2FA), TOTP and PUSH authentication, QR code scanning and import, Manual code entry, Brand icon customization, Biometrics integration

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly with trial | $9.99 | per month |
| Yearly plan with trial | $59.99 | per year |


### True Blocker

[App page](https://appshunter.io/ios/app/true-blocker/id6751341165)

**In-app purchases:** none


## Frequently asked questions

### Is Duo Auty 2FA free?

Duo Auty 2FA is free to download, with in-app purchases available.

### Is True Blocker free?

True Blocker is free to download, with no in-app purchases.

### Do Duo Auty 2FA or True Blocker have ads?

Neither Duo Auty 2FA nor True Blocker shows ads.

### Which is updated more often, Duo Auty 2FA or True Blocker?

Duo Auty 2FA ships an update every 8 months, and True Blocker every 9 days. Most recently, Duo Auty 2FA was updated on October 24, 2026 and True Blocker on October 25, 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.*