# Blast Off vs Sill

The clearest difference is update cadence: Sill at every 2 days against Blast Off's every 3 weeks. Sill also leads on ratings volume (44 vs 4). Blast Off's advantage is iOS requirement (12.0 vs 17.0). On price, rating, review sentiment and ads there is nothing between them.

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

Sill holds the better App Store score, 4.9 against 4.8. That said, the two scores are not equally well evidenced: Sill has 44 ratings behind it against 4, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

Blast Off ships an update every 3 weeks, Sill every 2 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Blast Off | Sill |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (4 ratings)](https://appshunter.io/ios/app/blast-off-boosted-board-app/id6744127495/reviews) | **[4.9 (44 ratings)](https://appshunter.io/ios/app/sill-mac-streaming/id6816359860/reviews)** |
| Number of ratings | 4 | **44** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 days** |
| Monetization | Free | Free |
| Size | 27 MB | 3 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Big Numbers, Inc.](https://appshunter.io/developer/1806217941) | [NOAH WILLIAM SAFFER](https://appshunter.io/developer/6816359862) |

## What reviewers say

### Blast Off

[App page](https://appshunter.io/ios/app/blast-off-boosted-board-app/id6744127495)

This app connects to your electric skateboard to manage settings and view information. It allows for instant pairing, firmware checks, board customization, and offline access to saved configurations. Enjoy a personalized and reliable riding experience.

**Highlights:** Instant board connection, Firmware version checker, Board renaming and customization, Offline mode for settings, Dark mode interface, Saved board configurations

**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 Blast Off free?

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

### Is Sill free?

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

### Which has better reviews, Blast Off or Sill?

Sill is rated higher. Blast Off averages 4.8 out of 5 from 4 ratings, while Sill averages 4.9 from 44 ratings.

### Do Blast Off or Sill have ads?

Neither Blast Off nor Sill shows ads.

### Which is updated more often, Blast Off or Sill?

Blast Off ships an update every 3 weeks, and Sill every 2 days. Most recently, Blast Off was updated on October 30, 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.*