The short answer is . Gemvision CounterSketch is premium, professional-grade software that requires an active license and often a hardware dongle or cloud-based activation. Why you won't find a legitimate free version:

: You can request a 15-day trial to experience the software's functionality, including freehand tools. This trial version has a limited library of 25 ring designs and 21 freehand parts, compared to the thousands available in the full version. 30-Day Risk-Free Exploration

: Customers in the United States can purchase a license using an interest-free payment plan and enjoy a 30-day "exploration" period. You will not be charged if you cancel within the first 30 days. Access & Pricing Options