# Cyber Threat Sensor vs SafeToOpen Browser Security

The clearest difference is update cadence: SafeToOpen Browser Security at every 6 days against Cyber Threat Sensor's every 2 months. On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Cyber Threat Sensor against 5.0 for SafeToOpen Browser Security. Both are backed by a comparable volume of ratings — 2 and 3 respectively.

Cyber Threat Sensor ships an update every 2 months, SafeToOpen Browser Security every 6 days. Both last shipped on November 3, 2026.

## The numbers

| Metric | Cyber Threat Sensor | SafeToOpen Browser Security |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/cyber-threat-sensor/id1558443172/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/safetoopen-browser-security/id1588042602/reviews) |
| Number of ratings | 2 | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 days** |
| Monetization | Free | Free |
| Size | 35 MB | 20 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [NTT Security (Sweden) AB](https://appshunter.io/developer/1695619863) | [SafeToOpen Ltd](https://appshunter.io/developer/1501293285) |

## What reviewers say

### Cyber Threat Sensor

[App page](https://appshunter.io/ios/app/cyber-threat-sensor/id1558443172)

This application uses AI to monitor for threats and enhance your security. It provides a convenient and user-friendly experience for keeping your digital environment safe.

**Highlights:** AI-powered threat monitoring, Enhanced security, Convenient user interface, Real-time threat detection

**Features:** macOS Compatibility

**In-app purchases:** none


### SafeToOpen Browser Security

[App page](https://appshunter.io/ios/app/safetoopen-browser-security/id1588042602)

This browser extension offers proactive online security by blocking phishing pages, scams, and malicious websites in real-time. It uses advanced AI and a live feed of unsafe domains to protect your personal information and provide peace of mind while browsing.

**Highlights:** Real-time phishing defense, Data protection at browser level, VisionAI-powered detection, Lightweight performance, Privacy by design, No sign-up required

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

**In-app purchases:** none


## Frequently asked questions

### Is Cyber Threat Sensor free?

Cyber Threat Sensor is free to download, with no in-app purchases.

### Is SafeToOpen Browser Security free?

SafeToOpen Browser Security is free to download, with no in-app purchases.

### Which has better reviews, Cyber Threat Sensor or SafeToOpen Browser Security?

Cyber Threat Sensor and SafeToOpen Browser Security are both rated 5.0 out of 5 on the App Store, from 2 and 3 ratings respectively.

### Do Cyber Threat Sensor or SafeToOpen Browser Security have ads?

Neither Cyber Threat Sensor nor SafeToOpen Browser Security shows ads.

### Which is updated more often, Cyber Threat Sensor or SafeToOpen Browser Security?

Cyber Threat Sensor ships an update every 2 months, and SafeToOpen Browser Security every 6 days. Most recently, Cyber Threat Sensor was updated on November 3, 2026 and SafeToOpen Browser Security on November 3, 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.*