# SLS Control vs Steambull

The clearest difference is update cadence: Steambull at monthly against SLS Control's every 11 months. SLS Control's advantage is iOS requirement (11.0 vs 15.1). 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.

SLS Control ships an update every 11 months, Steambull monthly. The most recent releases landed on October 2, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | SLS Control | Steambull |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (29 ratings)](https://appshunter.io/ios/app/steambull/id1591695510/reviews)** |
| Number of ratings | — | **29** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Monthly** |
| Monetization | — | Free |
| Size | 68 MB | 68 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [TROPICAL OUTDOOR CO LIMITED](https://appshunter.io/developer/1455237447) | [Green Suco LLC](https://appshunter.io/developer/1591695512) |

## What reviewers say

### SLS Control

[App page](https://appshunter.io/ios/app/sls-control/id1473402871)

**Features:** macOS Compatibility

**In-app purchases:** none


### Steambull

[App page](https://appshunter.io/ios/app/steambull/id1591695510)

Schedule convenient, eco-friendly car washes at your location. Choose from express washes to full detailing services to restore your car's shine.

**Highlights:** On-demand car wash scheduling, Eco-friendly cleaning methods, Service at home or workplace, Express wash to full detailing, Car care and technology powered

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

**In-app purchases:** none


## Frequently asked questions

### Is SLS Control free?

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

### Is Steambull free?

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

### Do SLS Control or Steambull have ads?

Neither SLS Control nor Steambull shows ads.

### Which is updated more often, SLS Control or Steambull?

SLS Control ships an update every 11 months, and Steambull monthly. Most recently, SLS Control was updated on October 2, 2026 and Steambull on October 11, 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.*