# Authenticator Duo vs Hidden & Secret Device Scan

The clearest difference is monetization model: Hidden & Secret Device Scan at free with in-app purchases against Authenticator Duo's subscription. Hidden & Secret Device Scan also leads on rating (4.4 vs 3.9) and ratings volume (54 vs 8). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Authenticator Duo sells 3 in-app purchases, starting at $6.99 per 7 days and Hidden & Secret Device Scan sells 3 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Hidden & Secret Device Scan holds the better App Store score, 4.4 against 3.9. That said, the two scores are not equally well evidenced: Hidden & Secret Device Scan has 54 ratings behind it against 8, so its average is the more settled of the two.

## The numbers

| Metric | Authenticator Duo | Hidden & Secret Device Scan |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (8 ratings)](https://appshunter.io/ios/app/authenticator-duo-two-factor/id6615062059/reviews) | **[4.4 (54 ratings)](https://appshunter.io/ios/app/hidden-and-secret-device-scan/id6670263864/reviews)** |
| Number of ratings | 8 | **54** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Daily | — |
| Monetization | Subscription | **Free with in-app purchases** |
| Size | 16 MB | 28 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Adan Malon](https://appshunter.io/developer/1764279694) | [Jay Clauer](https://appshunter.io/developer/1844912065) |

## What reviewers say

### Authenticator Duo

[App page](https://appshunter.io/ios/app/authenticator-duo-two-factor/id6615062059)

This app provides robust two-factor authentication to secure your online accounts. It offers easy setup, management, and backup/sync features using advanced security protocols for peace of mind.

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

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

**In-app purchases (3)**

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


### Hidden & Secret Device Scan

[App page](https://appshunter.io/ios/app/hidden-and-secret-device-scan/id6670263864)

Easily detect hidden electronic devices, including cameras, with advanced technology. This app helps you maintain privacy by locating concealed gadgets on your network, ideal for sensitive areas.

**Highlights:** Network Scanner, Hidden Camera Detector, Device Detection Technology, Privacy Enhancement, Locate Concealed Gadgets

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| hiddenCameraWeeklyTrial | $6.99 | per 7 days |
| hiddenCameraMonthlyTrial | $14.99 | per month |
| hiddenCameraYearlyTrial | $31.99 | per year |


## Frequently asked questions

### Is Authenticator Duo free?

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

### Is Hidden & Secret Device Scan free?

Hidden & Secret Device Scan is free to download, with in-app purchases available.

### Which has better reviews, Authenticator Duo or Hidden & Secret Device Scan?

Hidden & Secret Device Scan is rated higher. Authenticator Duo averages 3.9 out of 5 from 8 ratings, while Hidden & Secret Device Scan averages 4.4 from 54 ratings.

### Do Authenticator Duo or Hidden & Secret Device Scan have ads?

Neither Authenticator Duo nor Hidden & Secret Device Scan shows ads.

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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.*