Tinkercad works best on:

—highly accessible but eventually limited for professional use. The High Points (Pros) Autodesk Tinkercad

Tinkercad is widely considered the best entry point for beginners, students, and hobbyists looking to explore 3D modeling and electronics. Autodesk Tinkercad

While there is no standalone "exe" file to download for Windows 11, you can install Chrome App (PWA)