# PLC vs Modbus Connect

PLC and Modbus Connect are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

## The numbers

| Metric | PLC | Modbus Connect |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | — |
| Size | 4 MB | 3 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [spiritdev Softwareentwicklung GmbH](https://appshunter.io/developer/1530950669) | [Rodolfo Fuentes](https://appshunter.io/developer/1896346895) |

## What reviewers say

### PLC

[App page](https://appshunter.io/ios/app/plc-inspector/id6756433005)

**Features:** Vision Pro support

**In-app purchases:** none


### Modbus Connect

[App page](https://appshunter.io/ios/app/modbus-connect/id6767015416)

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

**In-app purchases:** none


## Frequently asked questions

### Is PLC free?

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

### Is Modbus Connect free?

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

### Do PLC or Modbus Connect have ads?

Neither PLC nor Modbus Connect shows ads.

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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.*