# VM2 vs CS Modbus

The clearest difference is iOS requirement: CS Modbus at 7.0 against VM2's 15.0. 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 | VM2 | CS Modbus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (2 ratings)](https://appshunter.io/ios/app/cs-modbus/id979933120/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | — | Free |
| Size | 16 MB | 1 MB |
| Requires iOS | 15.0 | **7.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [AMI Automation LLC](https://appshunter.io/developer/943514399) | [SikYi Chan](https://appshunter.io/developer/967732681) |

## What reviewers say

### VM2

[App page](https://appshunter.io/ios/app/vm2/id943514400)

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

**In-app purchases:** none


### CS Modbus

[App page](https://appshunter.io/ios/app/cs-modbus/id979933120)

Access and monitor remote I/O and RTU devices running on Modbus protocol. Troubleshoot addresses, verify data accuracy, and convert values to various formats like binary, float, and integers. Ideal for learning and demonstrating Modbus functionality.

**Highlights:** Access holding registers, coils, and input registers, Monitor remote I/O and RTU devices, Troubleshoot Modbus addresses, Verify data accuracy, Convert values to binary, float, unsigned integer, and integer, Learn Modbus protocol, Perform equipment demonstrations

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is VM2 free?

VM2 is free to download, with no in-app purchases.

### Is CS Modbus free?

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

### Do VM2 or CS Modbus have ads?

Neither VM2 nor CS Modbus 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.*