# OrbitLab vs Sill

The clearest difference is update cadence: Sill at every 2 days against OrbitLab's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

OrbitLab ships an update every 2 months, Sill every 2 days. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | OrbitLab | Sill |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.9 (44 ratings)](https://appshunter.io/ios/app/sill-mac-streaming/id6816359860/reviews)** |
| Number of ratings | — | **44** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 days** |
| Monetization | — | Free |
| Size | 7 MB | 3 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SHIH-CHEN FAN](https://appshunter.io/developer/1563674002) | [NOAH WILLIAM SAFFER](https://appshunter.io/developer/6816359862) |

## What reviewers say

### OrbitLab

[App page](https://appshunter.io/ios/app/orbitlab-n-body-simulator/id6766003818)

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

**In-app purchases:** none


### Sill

[App page](https://appshunter.io/ios/app/sill-mac-streaming/id6816359860)

Stream your Mac's desktop or individual windows to your iPhone or iPad. Control your computer remotely using touch, keyboard, or Apple Pencil with encrypted connections. Offers flexible streaming quality and connection options.

**Highlights:** Stream Mac windows or desktop to iPhone/iPad, Remote control with touch, keyboard, Apple Pencil, Encrypted connections with TLS 1.3, Adjustable streaming quality and frame rate, Virtual display option for continuous updates, Multiple connection modes (Wired, Wi-Fi, Direct, Remote)

**In-app purchases:** none


## Frequently asked questions

### Is OrbitLab free?

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

### Is Sill free?

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

### Do OrbitLab or Sill have ads?

Neither OrbitLab nor Sill shows ads.

### Which is updated more often, OrbitLab or Sill?

OrbitLab ships an update every 2 months, and Sill every 2 days. Most recently, OrbitLab was updated on October 25, 2026 and Sill on October 31, 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.*