# Isolate Browser vs FJS Security Browser

The clearest difference is rating: FJS Security Browser at 5.0 against Isolate Browser's 2.0. FJS Security Browser also leads on in-app purchases (none vs 3) and update cadence (every 3 months vs every 123 months). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Isolate Browser sells 3 in-app purchases, starting at $0.99 per month. FJS Security Browser asks for nothing beyond the download.

FJS Security Browser holds the better App Store score, 5.0 against 2.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Isolate Browser ships an update every 123 months, FJS Security Browser every 3 months. The most recent releases landed on August 25, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Isolate Browser | FJS Security Browser |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (2 ratings)](https://appshunter.io/ios/app/isolate-browser/id1094964458/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/fjs-security-browser/id1340849011/reviews)** |
| Number of ratings | **2** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 123 months | **Every 3 months** |
| Monetization | Freemium | **Free** |
| Size | 3 MB | 31 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [碧珍 刘](https://appshunter.io/developer/372781020) | [Fuji Computer Network Company Limited](https://appshunter.io/developer/1340849010) |

## What reviewers say

### Isolate Browser

[App page](https://appshunter.io/ios/app/isolate-browser/id1094964458)

This browser prioritizes your privacy with default private sessions, tracker blocking, and app lock features. It offers a clean interface and customizable search options, with optional pro tools for advanced control.

**Highlights:** Private browsing by default, App lock with passcode/biometrics, Tracker and ad blocking, Optional full-screen browsing, Tab and bookmark management, Customizable search engine and homepage

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Isolate Browser Pro Monthly | $0.99 | per month |
| Isolate Browser Pro  Yearly | $6.99 | per year |
| Isolate Browser Pro Lifetime | $12.99 | one-time |


### 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


## Frequently asked questions

### Is Isolate Browser free?

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

### Is FJS Security Browser free?

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

### Which has better reviews, Isolate Browser or FJS Security Browser?

FJS Security Browser is rated higher. Isolate Browser averages 2.0 out of 5 from 2 ratings, while FJS Security Browser averages 5.0 from 1 ratings.

### Do Isolate Browser or FJS Security Browser have ads?

Neither Isolate Browser nor FJS Security Browser shows ads.

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

Isolate Browser ships an update every 123 months, and FJS Security Browser every 3 months. Most recently, Isolate Browser was updated on August 25, 2026 and FJS Security Browser on September 18, 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.*