Wrike is an online project management software that gives you full visibility and control over tasks.

OmniFocus is a personal task manager.

Avaza is a beautiful online software suite with modules for Project Management, Timesheets, Expenses & Invoicing. Access from anywhere, with any device.

Conqu is a simple yet powerful task management tool designed to help you conquer your inbox and get things done.

Glip is fully searchable, real-time group chat; video chat, task management, file sharing app.

Sandglaz's agile boards help you accomplish more with less stress.

GTDNext is a task management app available online and works in Chrome, IE and Firefox.

Dapulse is a smart collaboration and communication app you can use to get your team members working in sync in one place.