# HMI Draw, native HMI/SCADA development environment vs Sm@rtClient

The clearest difference is review sentiment: HMI Draw, native HMI/SCADA development environment at 53% against Sm@rtClient's 0%. HMI Draw, native HMI/SCADA development environment also leads on update cadence (every 6 weeks vs every 10 months) and iOS requirement (8.0 vs 18.0). Sm@rtClient's advantage is in-app purchases (none vs 3). On price, ads and device support there is nothing between them.

Both are free to download. HMI Draw, native HMI/SCADA development environment sells 3 one-off in-app purchases. Sm@rtClient asks for nothing beyond the download.

HMI Draw, native HMI/SCADA development environment ships an update every 6 weeks, Sm@rtClient every 10 months. The most recent releases landed on September 28, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | HMI Draw, native HMI/SCADA development environment | Sm@rtClient |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (7 ratings)](https://appshunter.io/ios/app/hmi-draw-native-hmiscada-development-environment/id604708439/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | **53.3% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 10 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 18 MB | 57 MB |
| Requires iOS | **8.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SweetWilliam, S.L.](https://appshunter.io/developer/324515283) | [Siemens AG](https://appshunter.io/developer/394503271) |

## What reviewers say

### HMI Draw, native HMI/SCADA development environment

[App page](https://appshunter.io/ios/app/hmi-draw-native-hmiscada-development-environment/id604708439)

Create custom industrial monitoring and control interfaces on iOS devices. Design dynamic dashboards with various elements and connect them to PLC systems. Develop and test projects for free, with activation fees for deployment.

**Highlights:** Customizable page layouts, Real-time monitoring and control, Support for major PLC brands, On-screen project editing, Export/import project and asset files, Cloud storage and deployment options, Native PLC communication protocols

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Activation for One Use | $149.99 | one-time |
| Activation for Five Uses | $449.99 | one-time |
| Activation for Ten Uses | $799.99 | one-time |


### Sm@rtClient

[App page](https://appshunter.io/ios/app/smrtclient/id874209707)

Remotely operate and monitor industrial HMI systems from your mobile device. Access operator stations, view system layouts, and interact with hardware buttons via touch input. Supports various SIMATIC HMI systems and offers both view-only and coordinated operation modes.

**Highlights:** Remote operation of HMI systems, View-only monitoring mode, Coordinated operation with active remote control, Access to hardware buttons, Automatic HMI panel detection, Browser-based access to Unified Panels, WebView access to PLC webpages

**In-app purchases:** none


## Frequently asked questions

### Is HMI Draw, native HMI/SCADA development environment free?

HMI Draw, native HMI/SCADA development environment is free to download, with in-app purchases available.

### Is Sm@rtClient free?

Sm@rtClient is free to download, with no in-app purchases.

### Do HMI Draw, native HMI/SCADA development environment or Sm@rtClient have ads?

Neither HMI Draw, native HMI/SCADA development environment nor Sm@rtClient shows ads.

### Which is updated more often, HMI Draw, native HMI/SCADA development environment or Sm@rtClient?

HMI Draw, native HMI/SCADA development environment ships an update every 6 weeks, and Sm@rtClient every 10 months. Most recently, HMI Draw, native HMI/SCADA development environment was updated on September 28, 2026 and Sm@rtClient on October 1, 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.*