Upload web or mobile app screenshot
Drag and drop your UI design, mock, or webpage screenshot. Test responsive widths instantly.
or press Ctrl+V to paste
Test UI screenshots across mobile, tablet, laptop & desktop viewports with interactive ruler
Drag and drop your UI design, mock, or webpage screenshot. Test responsive widths instantly.
Preview your favicon across browser tabs, bookmarks, mobile home screens & dark mode
Resize images for Instagram, Facebook, LinkedIn, X (Twitter), and YouTube
Extract dominant color palettes and pick exact pixel colors from screenshots