[Main Features]

1. MQTT

* Clean and intuitive user interface
* Supports publishing and subscribing to messages, suitable for communication between IoT devices.
* Username/password authentication support
* Automatic reconnection capability
* Real-time subscription status display
* Message publication history record
* Supports viewing topic information in JSON tree format.


2. TCP CLIENT

* Clean and intuitive user interface
* Based on Apple's native Network framework, providing stable performance
* Connect to any TCP server via IP address and port
* Support for both text and hexadecimal data transmission modes
* Message history tracking with timestamp markers
* Hexadecimal data visualization with graphical interface

3. TCP SERVER

* Clean and intuitive user interface
* Based on Apple's native Network framework, providing stable performance
* One-click start and stop operation
* Real-time display of data from all connected clients
* Ability to manage multiple client connections simultaneously
* Support for both text and hexadecimal data transmission formats

4. UDP

* Clean and intuitive user interface
* Based on Apple's native Network framework, providing stable performance
* One-click start and stop listening
* Highly configurable, capable of adapting to various application scenarios
* Supports automatic resource cleanup after disconnection
* Efficient memory management, preventing data leaks

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Welcome to MQTTCP! This application aims to provide a convenient way to interact with MQTT、TCP、UDP services. By downloading and using this application, you agree to comply with the End User License Agreement (EULA): Apple Standard EULA(https://www.apple.com/legal/internet-services/itunes/dev/stdeula/).

Payment will be charged to your iTunes account at confirmation of purchase.
Subscriptions will automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period.
You can manage your subscriptions and auto-renewal in your account settings.