To use any third-party software that has Eltima Virtual Serial Port ActiveX Control built-in, user must purchase Single User License.
Upon incorporating a single-developer licensed control into your software, every your customer should purchase Single User License to obtain registration info to utilize Eltima Virtual Serial Port ActiveX Control in user mode.
This license is granted per ONE PC / ONE USER only, which means that if you are going to install third-party software with incorporated VSP AX Control at several PCs, you must purchase as many Single User Licenses as many computers you want install it to.
Note: User must purchase this license if he/she is using third-party software that was developed under Single Developer License only.