Where many developers struggle to facilitate streamlined iCloud sync, copied works instantly.
It took mere seconds for desktop and devices to all be consistently on the same page, ready to go. No hassle and none since.
The In-App purchase that applies to this Universal app is more than fair; it simply allows independent, smart and active development like Copied to exist.
Updated beautifully and thoughtfully for iOS 10 (and MacOS).
Tao-ish about Copied – Copy and Paste Everywhere, v2.0.0