Doist is a technology services company that develops productivity software. The company was founded in 2007 and is headquartered in Lisbon, Portugal. Doist's flagship product is Todoist, a task management application that is available on multiple platforms. The company also offers Twist, a team communication app. Doist has over 25 million users worldwide and has been recognized for its innovative products, including being named one of Fast Company's Most Innovative Companies in 2018.