# FJS Security Browser vs Blue Thunder Browser

The clearest difference is ads: FJS Security Browser at none against Blue Thunder Browser's shown. FJS Security Browser also leads on monetization model (free vs ad-supported) and iOS requirement (12.0 vs 15.0). Blue Thunder Browser's advantage is update cadence (every 5 days vs every 3 months). On price, rating, ratings volume and in-app purchases 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 FJS Security Browser against 5.0 for Blue Thunder Browser. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

FJS Security Browser ships an update every 3 months, Blue Thunder Browser every 5 days. The most recent releases landed on June 24, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | FJS Security Browser | Blue Thunder Browser |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/fjs-security-browser/id1340849011/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/blue-thunder-browser/id6739699214/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 5 days** |
| Monetization | **Free** | Ad-supported |
| Size | 31 MB | 36 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Fuji Computer Network Company Limited](https://appshunter.io/developer/1340849010) | [Blue Sunrise Limited](https://appshunter.io/developer/1742126015) |

## What reviewers say

### FJS Security Browser

[App page](https://appshunter.io/ios/app/fjs-security-browser/id1340849011)

This is a secure web browser designed for enhanced privacy and protection. It offers advanced security features to safeguard your online activities and data. Browse the internet with confidence knowing your information is better protected.

**Highlights:** Enhanced privacy protection, Advanced security features, Secure browsing experience, Data safeguarding

**Features:** macOS Compatibility

**In-app purchases:** none


### Blue Thunder Browser

[App page](https://appshunter.io/ios/app/blue-thunder-browser/id6739699214)

A fast, intuitive, and privacy-focused web browser for iPhone. It provides a secure and uninterrupted browsing experience for searching, shopping, and streaming.

**Highlights:** Fast browsing, Intuitive interface, Privacy-focused, Secure browsing, Uninterrupted experience

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

**In-app purchases:** none


## Frequently asked questions

### Is FJS Security Browser free?

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

### Is Blue Thunder Browser free?

Blue Thunder Browser is free to download, with no in-app purchases.

### Which has better reviews, FJS Security Browser or Blue Thunder Browser?

FJS Security Browser and Blue Thunder Browser are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do FJS Security Browser or Blue Thunder Browser have ads?

Blue Thunder Browser shows ads; FJS Security Browser does not.

### Which is updated more often, FJS Security Browser or Blue Thunder Browser?

FJS Security Browser ships an update every 3 months, and Blue Thunder Browser every 5 days. Most recently, FJS Security Browser was updated on June 24, 2026 and Blue Thunder Browser on September 18, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*