Apps similar to Taskastics include Trello, which has a free version. Other options are Todoist, ClickUp, Zenkit and Remember The Milk. Todo List Managers like Taskastics are a crowded field, with more than 100 alternatives for the web, iPhone, Mac, Windows and Android.
Timpler is a task manager with a perfect balance between simplicity and power. Its delightful design helps you better collect your thoughts throughout the day, organize tasks and schedule work to do in the upcoming days.
92five app is self hosted (you can host it on your own server) project management web application. Projects, tasks, sub-tasks, time-sheets, to-dos, reports, timelines and much more are seamlessly managed in 92five app.
Tribe is the worlds first zero-adoption task manager. Use with anyone, on any device.
There's no download, no sign up, and no passwords. You can even use Tribe with others who don't use Tribe with you!
Canada
Online GTD manager.
You can use it to manage your goals, projects and tasks, set next actions and contexts, use checklists, schedules and a calendar. A mobile version is available too.
United States
Actiontext is a very simple and basic universal app for managing your tasks. It uses the todo.txt file format. You can then synchronise the file with your cloud provider of choice.
United States
TodoToday is a light weight todo list task management application that actively synchronizes updates with various online todo list and project management services.
DayTasks lets you easily manage adding new tasks, removing tasks, marking tasks complete, archiving completed tasks to your done.txt file, and even filtering and searching through tasks in a simple way that lets you find certain projects or contexts easily.
Taskee for Producteev is a BlackBerry client for the task management application Producteev.
TeamTodoList is like a giant whiteboard in the sky. It lets everyone see what everyone else is working on. It's free.
ZebraPlan is a powerful, yet simple-to-use Agile Project Management software in the Cloud. Ready to start working.
Norway
JIRA Agile, previously called GreenHopper, unlocks the power of Agile, whether you're a seasoned agile expert, or just getting started.
Australia