# Halo OS vs Sky.739

The clearest difference is in-app purchases: Halo OS at none against Sky.739's 2. Sky.739's advantage is update cadence (every 2 weeks vs every 26 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Sky.739 sells 2 in-app purchases, starting at $5.49 per month. Halo OS asks for nothing beyond the download.

Halo OS ships an update every 26 months, Sky.739 every 2 weeks. The most recent releases landed on August 14, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Halo OS | Sky.739 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (8 ratings)](https://appshunter.io/ios/app/halo-os/id1578192575/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 26 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 5 MB | 149 MB |
| Requires iOS | 15.2 | **15.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Tiago Mendes](https://appshunter.io/developer/1235886918) | [SKYNETFLOW.COM LLC](https://appshunter.io/developer/1613331317) |

## What reviewers say

### Halo OS

[App page](https://appshunter.io/ios/app/halo-os/id1578192575)

Transform your iPhone or iPad into a functional desktop computer. Connect external displays, keyboards, and mice to navigate a web browser and file explorer with ease.

**Highlights:** External monitor support, Bluetooth keyboard and mouse compatibility, Web browser, File explorer, TXT file reader, Window management

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

**In-app purchases:** none


### Sky.739

[App page](https://appshunter.io/ios/app/sky739/id1613331315)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sky.739 Full Access. 1-Month | $5.49 | per month |
| Sky.739 Full Access. 1-Year | $24.49 | per year |


## Frequently asked questions

### Is Halo OS free?

Halo OS is free to download, with no in-app purchases.

### Is Sky.739 free?

Sky.739 is free to download, with in-app purchases available.

### Do Halo OS or Sky.739 have ads?

Neither Halo OS nor Sky.739 shows ads.

### Which is updated more often, Halo OS or Sky.739?

Halo OS ships an update every 26 months, and Sky.739 every 2 weeks. Most recently, Halo OS was updated on August 14, 2026 and Sky.739 on September 20, 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.*