Carrd is an online service that allows its users to create free one-page websites optimized for any device. To create your custom page you can choose either to use one of the templates made by Carrd or start from a blank sheet of paper, in order to make your site unique in every aspect. Whether it's on a tablet, a computer or a smartphone, your page will be optimized for any device, to impress all your visitors. The free version of Carrd will allow you to create up to three sites using the basic features of the service.