Zoho CRM - Omnichannel CRM for Businesses of all sizes
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.
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.
HotBoomerang - HotBoomerang is a fully customizable contact manager.
Freshsales CRM - A full-fledged CRM for high-velocity sales teams.
Concord CRM - Concord is self hosted CRM application focused on closing deals faster, manage contacts and companies and has dead simple and affordable pricing.