Adobe Acrobat DC - Make your job easier with Adobe Acrobat DC, the trusted PDF creator. Use Acrobat to convert, edit and sign PDF files at your desk or on the go.
EssentialPIM - EssentialPIM is a free Personal Information Manager that keeps up with the times and lets you manage appointments, tasks, notes, contacts, password entries and email messages across multiple devices and cloud applications.
Quip - Quip is the modern productivity suite that simplifies your life and helps your team get work done faster.
Task Coach - Task Coach is a simple open source todo manager to keep track of personal tasks and todo lists.
Scrivener - Scrivener is a content-generation tool for composing and structuring documents.
Todo.txt - Track your tasks and projects in a plain text file, todo.txt. A todo.