37signals

Backpack is a personal and small business information management, intranet, and to do list organizer.

Track your Leads, Contacts, & Deals with Highrise. The smarter way to keep track of the people you do business with. Know who you talked to, what was said, and when to follow-up next. Get business done.
Highrise is the answer to the avalanche: So many people. So many phone calls, emails, notes, follow-ups, and tasks. Who is this person again? When did we last speak? What did we talk about? Has anyone else in my company talked to this person? What’s supposed to happen next? Highrise is here to keep track of it all.

Share information with your team. Keep your documents, discussions, and schedules in one place all the time.