FieldBus Toolkit

Contains adsIn-app purchases
Content rating
Everyone
10+
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Content rating
Everyone
In-App Purchases
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About this app

FieldBus Toolkit is the essential utility for embedded engineers and PLC programmers.
Debug Modbus TCP, MQTT, HTTP, and socket communications directly from your mobile device.

[Key Features]
1. Multi-Protocol Support
- Modbus TCP Client
- MQTT Client (Publish/Subscribe)
- HTTP REST Client (GET, POST, PUT, DELETE)
- TCP/UDP Client & Server (Echo/Broadcast)

2. Data Visualization
- Send and receive data in ASCII or HEX format.
- Real-time communication logs.

3. Efficiency Tools
- Save frequently used commands as Macros for quick access.
- One-touch data transmission.

4. Developer Friendly
- Perfect for testing Arduino, ESP32, Raspberry Pi, and industrial PLCs.
Updated on
Apr 27, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
This app may collect these data types
Financial info and App info and performance
Data is encrypted in transit
Data can’t be deleted

What’s new

[What's New]
- Added support for privacy regulations (GDPR, CCPA).
- Ad system (AdMob) update and optimization.
Content rating
Everyone
In-App Purchases
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App support

About the developer
이동수
dreamsoftware52@gmail.com
성호로15안길 3 501호 상록구, 안산시, 경기도 15312 South Korea

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