# CS Modbus

> Modbus protocol access for monitoring, troubleshooting, and data conversion. (iPhone/iPad app by SikYi Chan.)

- Source: https://appshunter.io/ios/app/cs-modbus/id979933120 (this page in markdown: same URL + `.md`)
- Developer: [SikYi Chan](https://appshunter.io/developer/967732681)
- Category: Business, Reference
- Price: Free
- Rating: 1.00/5 from 2 App Store ratings
- Age rating: 4+
- Requires: iOS 7.0 · 1 MB
- Languages: American English
- Released: 2015-04-07
- Data updated: 2026-06-05
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/cs-modbus/id979933120/reviews.md

## What is CS Modbus?

CS Modbus allows you to access to holding registers, coils and input registers. 

With CS Modbus you can :

- Monitor any remote I/O or RTU that runs on modbus.
- Trouble shoot modes addresses to check whether the value that reads is accurate.
- Learn further on Modbus protocol
- Perform Equipment Demonstration
- Converts value to Binary, floating value, unsigned integer and integer.

## Key features

- 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


## Frequently asked questions about CS Modbus

### What devices does CS Modbus support?

CS Modbus is available for iPhone and iPod devices. It allows you to monitor remote I/O or RTU devices that run on the Modbus protocol.

### How does CS Modbus help with troubleshooting?

CS Modbus enables you to monitor any remote I/O or RTU running on Modbus. You can troubleshoot specific addresses to check if the values being read are accurate.

### Can CS Modbus convert data values?

Yes, CS Modbus can convert values to binary, floating point, unsigned integer, and integer formats. This is useful for interpreting data from various Modbus devices.

### Is CS Modbus suitable for learning Modbus?

The app is designed to help users learn further about the Modbus protocol and perform equipment demonstrations. It provides direct access to registers and coils for practical understanding.

### What is the update frequency for CS Modbus?

CS Modbus was last updated on April 7, 2015, with version 1.0. The app has not received updates since its initial release in April 2015.

### What is the age rating for CS Modbus?

CS Modbus has an age rating of 4+. This indicates it is suitable for users of all ages, with no content restrictions.

### Does CS Modbus have ads?

CS Modbus is ad-free. The application does not contain any advertisements, providing an uninterrupted user experience.

### What are the user ratings for CS Modbus?

CS Modbus has received 2 ratings, resulting in an average score of 1.0 stars. User feedback indicates a low satisfaction level with the current version.

## Version history (last 1 release)

### 1.0 — 2015-04-07

This app has been updated by Apple to display the Apple Watch app icon.

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## More apps by SikYi Chan

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All apps by SikYi Chan: https://appshunter.io/developer/967732681

## Related topics

[cs modbus](https://appshunter.io/ios/topics/cs-modbus) · [tcp modbus](https://appshunter.io/ios/topics/tcp-modbus) · [modbusv](https://appshunter.io/ios/topics/modbusv)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-05.*