Topia - Create amazing wallpapers for your iPhone
Todoist - Todoist is a to-do list that helps you get organized, at work and in life.
Reminder - A better way to keep track of your reminders 📝
Mendeley - Easily organize your papers, read & annotate your PDFs, collaborate in private or open groups, and securely access your research from everywhere.
Geneva - An all-in-one communication app for groups & communities
BibDesk - BibDesk is an organizational software created to help you edit and manage your bibliography. It keeps track of your bibliographic information as well as said information's associated web links and files. Read more about BibDesk.