CallFire - Grow your business with virtual phone numbers, IVR, voice broadcasting, mass text messaging services and power dialing.
Toggl - Toggl is an online time tracking tool. It features 1-click time tracking and helps you see where your time goes. Free and paid versions are available.
CallTrackingMetrics - Know who is calling and how they found you. Maximize the return on your advertising.
Harvest - Simple time tracking, fast online invoicing, and powerful reporting software. Simplify employee timesheets and billing. Get started for free.
RingDNA - RingDNA is a provider of cloud based inside sales productivity and marketing intelligence software such as call tracking, dialers, and IVR.
RescueTime - Time management software that shows you how you spend your time & provides tools to help you be more productive.