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.
Agilon One - Agilon One is a Nonprofit CRM software solution that connects and gathers information on constituents.
Harvest - Simple time tracking, fast online invoicing, and powerful reporting software. Simplify employee timesheets and billing. Get started for free.
Little Green Light - Illuminating Data. Advancing Nonprofits.
RescueTime - Time management software that shows you how you spend your time & provides tools to help you be more productive.
Donorhut - Donorhut offers cloud fundraising software for charities and non-profits of any size.