smile-in is a face logon tool for Windows utilizing face recognition technology with live detection. Look in your webcam. smile-in will recognize your living face and your secured Windows account will open. Normal changes ( hairstyle, beard, glasses) will be no problem. No passwords needed. Adjustable live detection makes logon to your Windows account with photos impossible. Flexible user administration of smile-in lets your to organize access of same person to many Windows user accounts as well as to use one Windows user account for many persons. smile-in exists in parallel with standard Windows logon, so logon with password will be still possible after installing smile-in.