Cost / License
- Free
- Proprietary
Platforms
- Windows Phone
Sites and apps similar to Challenge Achieved include Trello, which has a free version. Other options are Todoist, TickTick, Tasks.org and Habitica. You're spoiled for choice with Todo List Managers like Challenge Achieved: we list more than 100 alternatives for iPhone, Android, Mac, Windows and iPad.
TaskTorch is a new kind of project management system. By putting people first, we make it easy to stay organized and work well with others. In TaskTorch, you have your own to-do list that only you can add to or re-prioritize. This list can include any kind of work from any team.




kanban2go is a simple, online task manager that lets you post tasks on a Kanban board (kanban =Billboard in Japanese) and manage their flow effortlessly. kanban2go lets you share your tasks with family, friends and colleagues.

It allows you to enter various data such as priority, percent complete, a to due date and of course some notes describing your task. You can also create various projects (groups) to group all your tasks.



This App is a Todo List with a Timer. If the timer goes to zero, one of your tasks will disappear (die). So, to prevent that, you need to complete all the tasks before time runs out. Every time you complete a job, you add more time to the timer. Okay?



TaskJot - GTD app made for Blackberry featuring sync to Toodledo.com. A Blackberry todo application more convienient than any other!



TaskAgent is a simple to-do list manager that saves its lists as plain text files. While Dropbox syncing is optional, the benefit is that you can edit your lists from outside the app using your favorite text editor and then sync any changes back into the app.



Free your mind with automated time management and visual to-do lists. TimeBubbles gives you a plan of the best things to work on based on a few inputs from you.




A simple but powerful task management app focusing on helping you get things done. Managing tasks, time tracking, reminder, statistics, and getting inspired are in one place.




Track habits, set goals, merge habits with goals, share your progress with followers.


