Trivia for Google Chat - Team-building w/ fun quizzes, games right inside Google Chat
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.
Social Games in Slack - Polly brings your WFH team together with interactive games
Harvest - Simple time tracking, fast online invoicing, and powerful reporting software. Simplify employee timesheets and billing. Get started for free.
Flinkit! - Web-hosted team building games for small and large companies
RescueTime - Time management software that shows you how you spend your time & provides tools to help you be more productive.