Simple ToDo List is a Chrome add-on developed by simanapo that serves as a minimalistic task manager and notepad. With this tool, users can easily manage their tasks and use it as a simple notepad. The program allows users to save tasks by simply entering them and provides the option to change the priority order or delete tasks with just one click.

To use Simple ToDo List, users can click on the "+" button to generate a new task. They can then enter the task details, which are automatically saved upon input. Changing the priority order of tasks can be done by using the up and down buttons, while deleting tasks can be done by clicking on the trash can icon (note that there is no confirmation dialog when deleting tasks).

This add-on is recommended for those who are looking for a simple and straightforward ToDo List. It is perfect for quickly registering tasks and efficiently completing them. Additionally, it can also serve as a basic notepad for quick note-taking.