# Smart Control vs Modbus Viewer

The clearest difference is update cadence: Modbus Viewer at every 2 days against Smart Control's weekly. Smart Control's advantage is iOS requirement (13.0 vs 18.5). 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.

Smart Control ships an update weekly, Modbus Viewer every 2 days. The most recent releases landed on October 9, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Smart Control | Modbus Viewer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | **Every 2 days** |
| Size | 51 MB | 7 MB |
| Requires iOS | **13.0** | 18.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ENDKON ELEKTRONIK MAKINA ENDUSTRIYEL KONTROL SISTEMLERI SANAYI VE TICARET LIMITED SIRKETI](https://appshunter.io/developer/1821625267) | [Erdem Bilgicer](https://appshunter.io/developer/1824808762) |

## What reviewers say

### Smart Control

[App page](https://appshunter.io/ios/app/smart-control/id6747758710)

**Features:** macOS Compatibility

**In-app purchases:** none


### Modbus Viewer

[App page](https://appshunter.io/ios/app/modbus-viewer/id6748247211)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Smart Control free?

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

### Is Modbus Viewer free?

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

### Do Smart Control or Modbus Viewer have ads?

Neither Smart Control nor Modbus Viewer shows ads.

### Which is updated more often, Smart Control or Modbus Viewer?

Smart Control ships an update weekly, and Modbus Viewer every 2 days. Most recently, Smart Control was updated on October 9, 2026 and Modbus Viewer on October 4, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*