TCP Port Scanner

This application provides a lightweight and efficient network utility designed for technical users who need to perform TCP port scanning and basic network diagnostics directly from their device.
No root access is required. Simply specify an IP address and a port range to initiate a scan.

Key Features
- TCP Port Scanner
Detects open TCP ports on reachable hosts within a specified range.
Useful for network diagnostics, service verification, and security assessments.
- Selectable Text Output
Scan results are aggregated into a single selectable text block, enabling easy copying, logging, and external analysis.
- Low Overhead, High Responsiveness
Optimized for quick scanning without unnecessary background processes or resource consumption.
- Mobile-First Network Tool
Execute network checks, service availability tests, and connectivity validation directly from your smartphone.

Target Users
This tool is intended for IT professionals, including:
- Network engineers
- System administrators
- Security analysts
- DevOps and SRE practitioners
- Users managing home or small-office networks
- Technicians verifying IoT device connectivity

Legal and Ethical Notice
This application must be used only on networks and devices for which you have explicit authorization.
Unauthorized port scanning may violate local laws, organizational policies, or service agreements.