Browsers (916 programs)
Pros: Fits discreetly at the top of your screen. Web 2.0 feel. Quick drag and click colour picker. Magnify what your arrow covers. Precise pixel ruler.
Cons: All the tools are fairly basic.
Pros: Visual drag-and-drop note boards. Quick and easy web clipping. Minimal and beginner-friendly UI. Works directly in browser.
Cons: No mobile or offline access. No collaboration features. Limited tagging and search. Lacks integration with other apps.