# IsI Browser vs Polyshell Browser

The clearest difference is rating: Polyshell Browser at 5.0 against IsI Browser's 3.5. Polyshell Browser also leads on update cadence (every 6 days vs every 2 months). IsI Browser's advantage is in-app purchases (none vs 3) and iOS requirement (11.0 vs 16.0). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Polyshell Browser sells 3 in-app purchases, starting at $3.99 per month. IsI Browser asks for nothing beyond the download.

Polyshell Browser holds the better App Store score, 5.0 against 3.5. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

IsI Browser ships an update every 2 months, Polyshell Browser every 6 days. The most recent releases landed on September 30, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | IsI Browser | Polyshell Browser |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (2 ratings)](https://appshunter.io/ios/app/isi-browser/id1352276474/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/polyshell-browser/id6756396611/reviews)** |
| Number of ratings | **2** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 days** |
| Monetization | **Free** | Freemium |
| Size | 15 MB | 4 MB |
| Requires iOS | **11.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 17+ |
| Developer | [Dominic Barra](https://appshunter.io/developer/891093115) | [湘姗 许](https://appshunter.io/developer/1833611103) |

## What reviewers say

### IsI Browser

[App page](https://appshunter.io/ios/app/isi-browser/id1352276474)

A fast, free web browser offering a secure and simple browsing experience. It provides quick access to websites with an easy-to-use interface, leveraging Apple's security features. The app is currently under development with plans for future feature additions.

**Highlights:** Fast web browsing, Free to use, High security, Simple interface, Quick website access, Under development

**Features:** macOS Compatibility

**In-app purchases:** none


### Polyshell Browser

[App page](https://appshunter.io/ios/app/polyshell-browser/id6756396611)

Organize your online work into independent browsing spaces. Maintain separate sign-in states, site data, and browsing contexts for different tasks. This specialized tool enhances focus and reduces errors for professionals managing multiple online environments.

**Highlights:** Independent browsing spaces, Separate sign-in states, Customizable site data, Distraction-free interface, Quick workspace switching, Local data protection

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $3.99 | per month |
| Yearly | $39.99 | per year |
| Lifetime | $99.99 | one-time |


## Frequently asked questions

### Is IsI Browser free?

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

### Is Polyshell Browser free?

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

### Which has better reviews, IsI Browser or Polyshell Browser?

Polyshell Browser is rated higher. IsI Browser averages 3.5 out of 5 from 2 ratings, while Polyshell Browser averages 5.0 from 1 ratings.

### Do IsI Browser or Polyshell Browser have ads?

Neither IsI Browser nor Polyshell Browser shows ads.

### Which is updated more often, IsI Browser or Polyshell Browser?

IsI Browser ships an update every 2 months, and Polyshell Browser every 6 days. Most recently, IsI Browser was updated on September 30, 2026 and Polyshell Browser on September 21, 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.*