Apps like Tasks.org: to-do list & tasks

Here are some great alternatives to Tasks.org: to-do list & tasks by Tasks.org :
DAVx⁵ – CalDAV CardDAV WebDAV
DAVx⁵ – CalDAV CardDAV WebDAV
★4.3
Business Tasks
Business Tasks
★3.5
TakeWith: Tasks and notes
TakeWith: Tasks and notes
★3.6
Google Tasks
Google Tasks
★4.6
To do list: Tasks & Reminders
To do list: Tasks & Reminders
★4.4
To Do Lists & Tasks - When.Do
To Do Lists & Tasks - When.Do
★4.3
Superlist - Tasks & Lists
Superlist - Tasks & Lists
★4.2
GQueues | Tasks & To-Do Lists
GQueues | Tasks & To-Do Lists
★4.5
To-do List & Tasks & Planner
To-do List & Tasks & Planner
★4.5
Easy to-do list | grocery list
Easy to-do list | grocery list
★4.6
ToDo List : Task Planner
ToDo List : Task Planner
★4.8
My Tasks - To do list
My Tasks - To do list
★4.1
To Do List - Task Planner
To Do List - Task Planner
★3.8
Blitz.do: Tasks Reminders ToDo
Blitz.do: Tasks Reminders ToDo
★4.5
My Tasks: Lists and Schedules
My Tasks: Lists and Schedules
★3.2
To Do List: Manage Daily Tasks
To Do List: Manage Daily Tasks
★4.2