Smartmockups
Create stunning products screenshots without Photoshop for free
Smartmockups is a free product mockup generator that offers the possibility to create realistically looking product screenshots right inside your browser or even on the go with our Smartmockups app (for Windows and Mac).
PixelSnap 2
The fastest tool for measuring anything on your screen for macOS.
PixelSnap 2 is an macOS app that makes it super easy for designers and developers to measure anything on their screens.