Mockuuups Studio - Fast and easy way to create product mockups on macOS, Windows and Linux.
Mockup Generator - Create attractive product screenshots with just a few clicks
Placeit - Generate realistic product shots in seconds
Mediamodifier - Create beautiful designs and product mockups in seconds.
Device Shots - Generate high-resolution device mockups using a screenshot.
mockDrop - Is a webapp for creating free device mockups including your screenshots.