Things is a task management app for macOS, iPadOS, iOS, watchOS, and visionOS made by Cultured Code, a software startup based in Stuttgart, Germany. It first released for Mac as an alpha that went out in late 2007 to 12,000 people and quickly gained popularity. The following July, when the App Store launched, it was among the first 552 apps available for iPhone. It was then released alongside the ... Wikipedia