# Modbus Connect vs Modbus 40001

The clearest difference is iOS requirement: Modbus 40001 at 15.1 against Modbus Connect's 17.0. 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.

## The numbers

| Metric | Modbus Connect | Modbus 40001 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 5 weeks |
| Size | 3 MB | 58 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Rodolfo Fuentes](https://appshunter.io/developer/1896346895) | [PHILIP JULIAN ROBINSON](https://appshunter.io/developer/1865579763) |

## What reviewers say

### Modbus Connect

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

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

**In-app purchases:** none


### Modbus 40001

[App page](https://appshunter.io/ios/app/modbus-40001/id6799202584)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Modbus Connect free?

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

### Is Modbus 40001 free?

Modbus 40001 is free to download, with no in-app purchases.

### Do Modbus Connect or Modbus 40001 have ads?

Neither Modbus Connect nor Modbus 40001 shows ads.

---

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