Zoho CRM - Omnichannel CRM for Businesses of all sizes
FullContact Card Reader - Automagically scan biz cards into LinkedIn/Gmail contacts
Pipedrive - Sales pipeline software that gets you organized. Helps you focus on the right deals, so easy to use that salespeople just love it. Great for small teams.
Simple Contacts - Contact lens prescriptions from home
Copper - Copper (formerly ProsperWorks) is easy-to-use customer relationship management for small businesses. Capture contacts and sales leads direct from Gmail with our simple CRM.
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.