# Sm@rtClient vs Digel

The clearest difference is update cadence: Digel at every 3 weeks against Sm@rtClient's every 10 months. Digel also leads on iOS requirement (16.4 vs 18.0). 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.

Sm@rtClient ships an update every 10 months, Digel every 3 weeks. The most recent releases landed on October 1, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Sm@rtClient | Digel |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 57 MB | 68 MB |
| Requires iOS | 18.0 | **16.4** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Siemens AG](https://appshunter.io/developer/394503271) | [Digel](https://appshunter.io/developer/1896169638) |

## What reviewers say

### 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


### Digel

[App page](https://appshunter.io/ios/app/digel/id6766030936)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sm@rtClient free?

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

### Is Digel free?

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

### Do Sm@rtClient or Digel have ads?

Neither Sm@rtClient nor Digel shows ads.

### Which is updated more often, Sm@rtClient or Digel?

Sm@rtClient ships an update every 10 months, and Digel every 3 weeks. Most recently, Sm@rtClient was updated on October 1, 2026 and Digel on September 28, 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.*