It certainly surpasses Snipping Tool (which is being phased out), and it may offer all the free functionality you need. After first launching as a beta product called Snip, Windows Snip and Sketch is Microsoft's new, dedicated utility that lets you quickly capture, annotate, and share screenshots.
Now Microsoft offers a Snipping Tool replacement. Still, people who frequently took screenshots found it lacking. This move was hailed at Snipping Tool's launch, as the app offered advantages over the good, ol' PrtScr+Paint option. Since Vista, Microsoft has included a screen-capture utility with Windows: Snipping Tool.
