Even if someone managed to generate a fake token, it would expire within a month—and without server validation, it wouldn’t renew. Periodic check-ins with the server are required.

Visualizing a printed circuit board (PCB) in three dimensions is a critical step in modern electronics design. ZofzPCB is a well-known, specialized 3D Gerber viewer that allows engineers and hobbyists to inspect their PCB designs with extreme detail before sending them to manufacturing.

: Core viewing features are free. Premium features—such as STEP file export

Copy and paste the complete text of your license key into the edit box (using Ctrl-V ).

What (like netlist parsing or step file export) are you hoping to unlock?

License keys are usually machine-specific. If you are upgrading your workstation, you may need to contact ZofzPCB support to transfer the license. Can I try the premium features before buying?

If the software is legal and licensed:

: For permanent access to STEP exports and netlist comparisons, users can purchase: Annual License : €95 + VAT per year. Perpetual License : €295 + VAT for lifetime access. Special Programs Free Premium License is available specifically for Open-Source Hardware (OSH) designers , provided they meet certain criteria. Activation and Verification

ZofzPCB is a 3D Gerber viewer that allows you to inspect your PCB design—including internal layers, components, and solder joints—in an intuitive 3D environment. It acts as a bridge between the design phase and manufacturing, helping to catch errors early.

To help you get the most out of your PCB design workflow, please let me know:

: An optional hardware addition for users who need to validate their license without an internet connection. Premium Features Unlockable by Key