The Best 257 Challenge Achieved Alternatives

  • Kanban2go

    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...

    Free Web

  • Trim Milk

    Take your to-do lists with you wherever you go with this awesome, fast, reliable app and never forget the milk (or anything else) again. Trim Milk connects with the...

    Free Windows Phone

  • gTasks HD

    gTasks is a tasks app for iPhone/iPad in which you manage all your daily tasks, set reminders and sync with Google.

    Freemium Windows iPhone iPad

  • Milkify

    Milkify is a desktop client for Remember The Milk, the awesome "to-do list" web application. It allows you to manage your tasks from the desktop, the same way...

    Free Open Source Windows

  • Midnight Inbox

    The original Mac GTD application, Midnight Inbox started it all way back in 2005. Inbox is still the only Mac GTD application to include more than just to-do lists and...

    Freemium Mac OS X iPhone iPad

  • TaskBox

    TaskBox is the only task manager you'll ever need. Simple and beautiful on the outside yet powerful on the inside. It contains all the features that you can expect...

    Free iPhone

  • Wedoist

    Wedoist offers beautifully simple tools to manage your collaborative projects. Nothing is easier to use: sign up, set up a project, and invite friends and colleagues...

    Commercial Web

  • MyMaelstrom

    MyMaelstrom is a professional time management software designed to enable you to efficiently organize your projects. MyMaelstrom allows you to pause projects and...

    Freemium Windows

  • Alinof ToDoList

    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...

    Commercial Mac OS X

  • ccToDo To-Do List

    Too much to do? Too many lists for too many business and personal projects? Sort them once and for all online at ccToDo.com. ccToDo is the easy, cloud-based to-do list...

    Free Personal Windows

  • Do It Now

    Task management system which allows you to create and track your everyday tasks and develop your virtual self along with skills, characteristics and level-ups. Android...

    Freemium Android

  • DoItNow!

    Do it now is a simple todo list for Mac OSX 10.6 and newer. Creating tasks can't be any simpler - just type it into the text box, and DoItNow! should automatically...

    Commercial Mac OS X

  • dooity

    dooity is a light and simple list manager. If you happen to have a high number of small lists then dooity is the right tool for you. Use dooity as your priority list...

    Free Web

  • GoGetter

    GoGetter is a task management system based on David Allen’s ever so popular Getting Things Done methodology. GoGetter will help you stay organized and stay on track of...

    Commercial Windows Phone

  • Launchlist

    Launchlist - Your one stop checklist. Launchlist is intended to help and encourage web designers and developers to check their work before exposing it to the world at...

    Freemium Web

  • Little Outliner

    Little Outliner is an easy to learn, entry-level outliner that runs in a web browser. It's written in JavaScript and runs in HTML 5. You do not have to register or...

    Free Web

  • NoProb To-Do List

    NoProb To-Do List helps you organize your daily tasks quickly and easily. Effortlessly add, delete, and check your to-do list throughout the day using a simple and...

    Commercial Windows Windows Phone

  • Quantus Tasks

    Use OmniFocus on your Android device.

    Commercial Android Google Play Store