What are some alternatives?
When comparing Effitask and Wrike, you can also consider the following products
Todoist - Todoist is a to-do list that helps you get organized, at work and in life.
Asana - Asana project management is an effort to re-imagine how we work together, through modern productivity software. Fast and versatile, Asana helps individuals and groups get more done.
Markor - Text editor - Notes, ToDo & Bookmarks. Markdown and todo.txt support.
Basecamp - A simple and elegant project management system.
todotxt.net - A minimalist, keyboard-driven Windows GUI for your todo.txt file
Smartsheet - Smartsheet is an intuitive online project management tool enabling teams to increase productivity using cloud, collaboration, & mobile technologies.