To uninstall Cisdem AppCrypt, you have to quit it first. Just click the Padlock icon on the task tray and choose Quit. After quitting Cisdem AppCrypt, you are able to uninstall it through Control Panel.
Note: Please do not trust websites claim that they can "remove Cisdem" as long as you pay for their service/app. If you have any questions, please contact Cisdem at support@cisdem.com.