# Authenticator Duo vs Hidden & Secret Device Scan

The clearest difference is review sentiment: Authenticator Duo at 100% against Hidden & Secret Device Scan's 0%. Authenticator Duo also leads on rating (5.0 vs 4.4). Hidden & Secret Device Scan's advantage is monetization model (free with in-app purchases vs subscription) and ratings volume (54 vs 14). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Authenticator Duo sells 2 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.

Authenticator Duo holds the better App Store score, 5.0 against 4.4. Both are backed by a comparable volume of ratings — 14 and 54 respectively. Written reviews point the same way: 100% of Authenticator Duo's written reviews are positive against 0% of Hidden & Secret Device Scan's.

## The numbers

| Metric | Authenticator Duo | Hidden & Secret Device Scan |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (14 ratings)](https://appshunter.io/ios/app/authenticator-duo-two-factor/id6504300892/reviews)** | [4.4 (54 ratings)](https://appshunter.io/ios/app/hidden-and-secret-device-scan/id6670263864/reviews) |
| Number of ratings | 14 | **54** |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 days | — |
| Monetization | Subscription | **Free with in-app purchases** |
| Size | 20 MB | 28 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Quentin Powell](https://appshunter.io/developer/1751779133) | [Jay Clauer](https://appshunter.io/developer/1844912065) |

## What reviewers say

### Authenticator Duo

[App page](https://appshunter.io/ios/app/authenticator-duo-two-factor/id6504300892)

Secure your online accounts with this app that generates and stores two-factor authentication codes. It offers end-to-end encryption, Face ID/Touch ID access, and encrypted iCloud backups for easy restoration across devices. Operate securely offline and import existing tokens.

**Highlights:** Generate and store 2FA/MFA tokens, Scan QR codes or manually input codes, End-to-end encryption for all codes, Face ID & Touch ID access, Encrypted iCloud backups, Offline operation, Import existing tokens

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly subscription with trial | $6.99 | per 7 days |
| Weekly subscription | $6.99 | per 7 days |


### 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?

Authenticator Duo is rated higher. Authenticator Duo averages 5.0 out of 5 from 14 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.*