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.

Live Inbox - Live Inbox is a Microsoft Outlook plugin that helps you organize your email and search your inbox.

Google Calendar - Spend less time managing your day & more time enjoying it

Lookeen - Lookeen is an enterprise search and desktop search software designed for individuals and enterprises. Its key function is Outlook search.

Apple Contacts App - Access and edit your contacts from personal, business, and other accounts with the Contacts app.

X1 Search - X1's Lightning-Fast Search Software. Premium Alternative to Windows Desktop and Outlook Search.