Cardhop - The Mac contacts app you'll want to use.
Linktree - Connect your audience to all of your content with just one link.
Google Contacts - Google Contacts is Google's contact management tool that is available in its free email service Gmail, as a standalone service, and as a part of Google's business-oriented suite of web apps Google Apps.
about.me - About.me lets you quickly build simple and visually elegant splash pages that points visitors to your content from around the web. Get started today.
Keep In touch - Keep in touch with thousands of people
Carrd - Simple, responsive one-page site creator.