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About FieldBus Toolkit

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.

FieldBus Toolkit details

FieldBus Toolkit is a free Tools app for Android with 5+ installs on Google Play and a 5.0/5 average rating from 1 rating. It was released on January 18, 2026 and last updated on February 20, 2026. It's developed by DreamSoftware52. It requires Android 7.0 or later. The app contains ads and offers in-app purchases.

Category: Tools
Rating: 5.0 / 5 (1 rating)
Installs: 5+
Price: Free
In-app purchases: Yes
Ads: Contains ads
Current version: 1.0.2
Requires Android: 7.0
Content rating: Everyone
Released: January 18, 2026
Last updated: February 20, 2026
Developer: DreamSoftware52