# Sirius Web Browser vs HalfMoon Browser

The clearest difference is in-app purchases: Sirius Web Browser at none against HalfMoon Browser's 1. Sirius Web Browser also leads on iOS requirement (7.0 vs 16.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. HalfMoon Browser sells 1 one-off in-app purchase. Sirius Web Browser asks for nothing beyond the download.

Sirius Web Browser ships an update every 3 weeks, HalfMoon Browser every 2 weeks. The most recent releases landed on October 14, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Sirius Web Browser | HalfMoon Browser |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.5 (4 ratings)](https://appshunter.io/ios/app/sirius-web-browser/id409300811/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 39.2% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 13 MB | 5 MB |
| Requires iOS | **7.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 17+ |
| Developer | [OneWorld Co., Ltd.](https://appshunter.io/developer/409300814) | [Kotaro Tominaga](https://appshunter.io/developer/1882987496) |

## What reviewers say

### Sirius Web Browser

[App page](https://appshunter.io/ios/app/sirius-web-browser/id409300811)

A tabbed web browser offering features like Firefox Sync, full-screen mode, and private browsing. It allows users to customize the new tab page and search bookmarks and history.

**Highlights:** Tabbed browsing, Firefox Sync, Full screen mode, Search words in page, Private browsing, Customize new tab page, Clear cookies and cache

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

**In-app purchases:** none


### HalfMoon Browser

[App page](https://appshunter.io/ios/app/halfmoon-browser/id6762731695)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro 版へアップグレード | $1.99 | one-time |


## Frequently asked questions

### Is Sirius Web Browser free?

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

### Is HalfMoon Browser free?

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

### Do Sirius Web Browser or HalfMoon Browser have ads?

Neither Sirius Web Browser nor HalfMoon Browser shows ads.

### Which is updated more often, Sirius Web Browser or HalfMoon Browser?

Sirius Web Browser ships an update every 3 weeks, and HalfMoon Browser every 2 weeks. Most recently, Sirius Web Browser was updated on October 14, 2026 and HalfMoon Browser on October 9, 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.*