Business Calendar for Android is a complete calendar application that is synchronising with your Google calendars!



Task Coach is described as 'Simple open source todo manager to keep track of personal tasks and todo lists. It is designed for composite tasks, and also offers effort tracking, categories, notes and more' and is a very popular todo list manager in the office & productivity category. There are more than 100 alternatives to Task Coach for a variety of platforms, including Windows, iPhone, Android, Mac and Web-based apps. The best Task Coach alternative is Todoist, which is free. Other great apps like Task Coach are Workflowy, Wekan, TickTick and Markor.
Business Calendar for Android is a complete calendar application that is synchronising with your Google calendars!



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.


'Do It Tomorrow' is a Windows desktop application which helps you to track, organize, reuse, export, print, and summarize your tasks.




Effitask is a graphical interface for the todo.txt approach for handling to-do lists. It's free, open source and written for Linux.




Qiknr is a simple objective to-do list. You don't need to register to get things done or some fancy email, calendar, multi-task agenda that takes so much time just to organise. Just assign the tasks you want, optionally place a time for its completion and start working.
Built-in quick note: save ideas, contacts, interesting facts
With Exstora, you can write down a thought that comes to your mind as soon as possible. To create a new note, just double-click next to the corresponding section.
Personal organizer software: plans for the future, eve.



With Black Hole Organizer you can store all of your notes and documents in one convenient place AND you can get them back out again.

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.


Online TODO list. As a web app it works great on a mobile phone or tablet once you add it to your homescreen. Minimal, open source, fully hosted, with the option for self-hosting.



Top Task List is simple, elegant and responsive task organizer. You can turn a task into a start screen tile, give it custom colors, priorities, edit multiple tasks at once, shake the phone to move completed tasks out of the way, create sub-tasks, etc.



OnePlace is the online business organization solution that integrates project management and team collaboration for successful people and a successful business.
Todoey is the simplest way to remember things. It sits in your menubar so it is always just one click away. It blends perfectly into your macOS desktop in both dark and light theme. It also syncs using iCloud so you will be always backed up and up to date on all your Macs.


