Apps similar to Sometime include Todoist, which has a free version. Other options are CherryTree, TickTick, Tasks.org and Cryptee. Todo List Managers like Sometime are a crowded field, with more than 100 alternatives for the web, iPhone, Android, Mac and Windows.
Memability is a note and project organizer focused on fast and easy creation and management of HIERARCHICAL (tree) multi-level notes aka outliner. You can syncronize your notes between multiple Android devices and access from PC using your Google account (via Google Tasks).
United States
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.
Outplanr turns your to-do lists into real, feasible work plans, that also include time spent on meetings. You can now visualize each person’s workload and assign them new tasks across all projects in one go.
United Kingdom
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
Create and share your to-do lists.
xList is a to-do list manager with a effortless interface. It allows tagging, prioritizing, and filtering to ensure that you do not miss anything.
xList records your tasks with the flexibility to make your to-do list as simple or as detailed a.
Switzerland
MyMaelstrom is a professional time management software designed to enable you to efficiently organize your projects.
Ivy is a the last to-do list app you'll ever need. It helps people simplify their to-dos to get a handle of everything going on in their lives, and enables users to form healthy habits.
A simple yet powerful list reminder app to help you organize your life and get things done.
China
Manage all your tasks, projects and team via intuitive tag panel. Taagly redefines the concept of task tagging in projects.
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.
A free, simple todo list program for Windows. Fast as Notepad, supports subtasks, custom task orders and more. Works as a basic mind mapper as well.
iGTD: Getting Things Done for MAC is a very useful MAC tool to get organised.
