If your budget is tight and you cannot afford a license, consider these high-quality, open-source, or free alternatives:

NetworkView is a powerful tool designed for network administrators to discover, map, and manage nodes on a network. Because it interacts directly with your network infrastructure, using a compromised or "cracked" version of the software can have serious consequences. The Risks of Using Unauthorized License Keys

For a tool as sensitive as a network mapper, "free" codes are never worth the risk. Protecting your data and your infrastructure starts with using legitimate, verified software.

A fast and free tool for basic network scanning and resource discovery.

A comprehensive, ad-supported suite for network monitoring and inventory.

If you specifically need version 3.02 for compatibility reasons, contact the developer directly. They can often provide legacy installers and valid keys for existing customers. Alternatives to NetworkView

Most sites offering free activation codes bundle their downloads with malicious software. These can steal your data, encrypt your files for ransom, or create a "backdoor" into your company's network.