How to open Screenshot
Press Shift-Command-5 to open the screenshot toolbar, or search for Screenshot with Spotlight.
Snipping Tool on Mac
What is Snipping Tool called on Mac?
Snipping Tool is called Screenshot on Mac. It is the built-in tool for capturing the whole screen, a window, or a selected area.
Short answer: use Screenshot or press Shift-Command-5 when you are looking for Snipping Tool on Mac.
The Mac screenshot toolbar can capture still screenshots and screen recordings.
What Screenshot does
Screenshot can capture the whole screen, a selected window, or a custom area. It can also record the screen and change save options.
How Callsign helps with the name mismatch
Callsign creates a visible alias named Snipping Tool in a folder you choose. When you use that familiar name, it opens Screenshot. The alias is a normal visible file, not a screenshot replacement.