# Mirror Browser vs Occam SI

The clearest difference is update cadence: Mirror Browser at every 9 days against Occam SI's every 2 months. Mirror Browser also leads on iOS requirement (18.0 vs 26.0). Occam SI's advantage is device support (3 vs 1). On price, ads 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.

Mirror Browser ships an update every 9 days, Occam SI every 2 months. The most recent releases landed on October 24, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Mirror Browser | Occam SI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/mirror-browser/id6475024479/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 2 months |
| Monetization | Free | — |
| Size | 19 MB | 47 MB |
| Requires iOS | **18.0** | 26.0 |
| Devices | iPhone | **iPhone, iPad, Mac** |
| Age rating | 17+ | 17+ |
| Developer | [Mirror Co., Ltd.](https://appshunter.io/developer/1642712918) | [Dakota Bullard](https://appshunter.io/developer/1865709291) |

## What reviewers say

### Mirror Browser

[App page](https://appshunter.io/ios/app/mirror-browser/id6475024479)

This app organizes your online browsing by grouping tabs and history by topic. It generates concise summaries of your reading and research, automatically clearing out less important content. You can easily search, edit, save, and share your findings.

**Highlights:** Groups tabs and history by topic, Generates clean, readable summaries, Auto-cleans unimportant content, Full-text search across browsing history, Edit, save, and share findings, Keeps research clutter-free

**Features:** macOS Compatibility

**In-app purchases:** none


### Occam SI

[App page](https://appshunter.io/ios/app/occam-si/id6759069376)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Mirror Browser free?

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

### Is Occam SI free?

Occam SI is free to download, with no in-app purchases.

### Do Mirror Browser or Occam SI have ads?

Neither Mirror Browser nor Occam SI shows ads.

### Which is updated more often, Mirror Browser or Occam SI?

Mirror Browser ships an update every 9 days, and Occam SI every 2 months. Most recently, Mirror Browser was updated on October 24, 2026 and Occam SI on October 12, 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.*