Issuetrak - Issue tracking software for help desk and customer service
Zoho CRM - Omnichannel CRM for Businesses of all sizes
Deskun - Deskun is a Help Desk system inside Gmail. It enables you to support customers directly from your mailbox, manage projects, and use free features for Gmail.
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.
Kapdesk - Kapdesk offers support teams with a helpdesk software to streamline support tasks.
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.