Trello - Infinitely flexible. Incredibly easy to use. Great mobile apps. It's free. Trello keeps track of everything, from the big picture to the minute details.
Teamweek - A project management software to help you get the best overview. Plan fast, change plans faster!
WorkPatterns - The modern manager's toolkit: 1:1s, feedback, & recognition
teamcheck - Daily planner for creative teams
SlimPlanner - Team scheduling, resource planning, task management
Float - The leading resource management software for agencies, studios, and firms. With a simple, drag and drop interface and powerful editing tools, Float saves you time and keeps projects on track.