Pixel Perfect Overlay - Free (com.shivgadhia.android.pixelperfectoverlay.free) on Google Play
Pixel Perfect Overlay (Free)A simple app which overlays an image (for example a mockup or screenshot) onto your device's screen.Be sure to pick a screenshot which has both the Android Navigation and Status barsThis is the free version of the app - which limits the overlay to be displayed for 30 seconds.Features:* Overlay's an image over the whole screen* Applies an opacity level to the image - so you can see what is behind it* Adjustments made to support screenshots which include status and nav bars.* Notification to enable you to clear the overlay