# Security Blink Detector vs Authenticator

The clearest difference is review sentiment: Security Blink Detector at 50% against Authenticator's 4%. Security Blink Detector also leads on rating (4.5 vs 3.5). Authenticator's advantage is ads (none vs shown). On price, ratings volume, update cadence and in-app purchases there is nothing between them.

Both are free to download. Security Blink Detector sells 6 in-app purchases, starting at $6.99 per 7 days and Authenticator sells 8 in-app purchases, starting at $5.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Security Blink Detector holds the better App Store score, 4.5 against 3.5. Both are backed by a comparable volume of ratings — 295 and 190 respectively. Written reviews point the same way: 50% of Security Blink Detector's written reviews are positive against 4% of Authenticator's.

Security Blink Detector ships an update every 8 months, Authenticator every 6 months. The most recent releases landed on October 13, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Security Blink Detector | Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (295 ratings)](https://appshunter.io/ios/app/security-blink-detector/id6503432969/reviews)** | [3.5 (190 ratings)](https://appshunter.io/ios/app/authenticator-mfa-and-2fa/id6612031858/reviews) |
| Number of ratings | **295** | 190 |
| Positive reviews | **50.0% of reviews** | 4.3% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 8 months | **Every 6 months** |
| Monetization | Freemium | Free with in-app purchases |
| Size | 39 MB | 52 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Security App LTD](https://appshunter.io/developer/1655677065) | [Level Clash Apps S.L.](https://appshunter.io/developer/1590871236) |

## What reviewers say

### Security Blink Detector

[App page](https://appshunter.io/ios/app/security-blink-detector/id6503432969)

This app helps you detect hidden electronic surveillance devices and cameras in your environment. It scans your Wi-Fi and Bluetooth networks, profiles devices, and offers tips for enhanced awareness. Unlock premium features with subscription plans.

**Highlights:** Wi-Fi network surveillance, Bluetooth device detection, Hidden camera scanning, Device profiling, Expert security tips, Ad-free premium mode

**Features:** Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Home Security Map Blink App rf | $6.99 | per 7 days |
| Scanner Detect Protection | $9.99 | per 7 days |
| Home Security Map Blink App rf | $14.99 | per month |
| Home Security Map Blink App rf | $15.99 | per month |
| Home Security Map Blink App rf | $83.99 | per year |
| #1 Hidden Camera Detector | $99.99 | per year |


### Authenticator

[App page](https://appshunter.io/ios/app/authenticator-mfa-and-2fa/id6612031858)

Securely store and generate two-factor authentication codes for your online accounts directly on your device. Features encrypted backups, cross-device sync, and quick access widgets. Supports thousands of services and offers offline code generation.

**Highlights:** Secure and private data storage, Encrypted backups to iCloud, Cross-device sync including Apple Watch, Home Screen widget for quick access, Offline code generation, Import accounts from other authenticators, Support for thousands of major services

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plan | $5.99 | per 7 days |
| Weekly Plan | $6.99 | per 7 days |
| Weekly | $6.99 | per 7 days |
| Weekly Plan | $7.99 | per 7 days |
| Weekly Plan | $8.99 | per 7 days |
| Premium Subscription | $19.99 | per month |
| Monthly | $19.99 | per month |
| yearly subscription | $79.99 | per year |

**What reviewers like**

- 👍 Easy and simple to use
- 👍 Keep your codes near

**What reviewers complain about**

- 🤥 Misleading app name (mimics Authy)
- 💸 Unexpected subscription charges
- ❌ App is not free as advertised
- 🚫 Forced payment pop-ups
- 🗑️ Erased connected apps after update

**Reported bugs**

- App won't open after payment
- Connected apps erased by update
- Lost access to important accounts due to app deletion
- App declines correct entries
- Funds inaccessible


## Frequently asked questions

### Is Security Blink Detector free?

Security Blink Detector is free to download, with in-app purchases available.

### Is Authenticator free?

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

### Which has better reviews, Security Blink Detector or Authenticator?

Security Blink Detector is rated higher. Security Blink Detector averages 4.5 out of 5 from 295 ratings, while Authenticator averages 3.5 from 190 ratings.

### Do Security Blink Detector or Authenticator have ads?

Security Blink Detector shows ads; Authenticator does not.

### Which is updated more often, Security Blink Detector or Authenticator?

Security Blink Detector ships an update every 8 months, and Authenticator every 6 months. Most recently, Security Blink Detector was updated on October 13, 2026 and Authenticator on October 15, 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.*