Evernote used to be such an amazing product, and the company had such an amazing opportunity to be the de facto standard for personal and shared notes. But it's like they made a strategic decision to be less useful, break UX, overcomplicate everything, and fall behind in convenience features. One of those "what could have been" tech stories that's sad but worth remembering when your startup starts getting traction.

Dont you need multiple devices to sync with? I'm not sure I understand the concept of one device synchronization.

You can use multiple, but you have to log out after usage.