Nomad Sculpt is with a license key ; it is a paid software with a one-time purchase model. While the mobile version on Android offers a limited demo, the desktop version for Windows and macOS requires a valid license key obtained through purchase. Nomad Sculpt Licensing Overview
Be cautious when searching for "free" license keys or cracks, as they might:
I bought a lisence, but i cant find it - Tips, Tutorials and Help
Download the official free version from the website or your device's App Store. If you find it useful, support the developer by purchasing the full version. Avoid "key generator" sites entirely, as they are almost exclusively scams.