The Omni Group is a company that develops software for the macOS, iOS, and watchOS platforms.

Things is the award-winning personal task manager that helps you achieve your goals.

Trello is a web-based Kanban-style list-making application. Originally made by Fog Creek Software in 2011, it was spun out to form the basis of a separate company in 2014 and later sold to Atlassian in January 2017.

Delightfully simple and deceptively powerful task management. Join 30 million+ people organize billions of tasks in Todoist for their work, education, and personal life.