Yes, the app has been designed such that you can continue to hear and record bats while the screen is off. This is useful if you find the screen distracting or you want to prolong the battery life if you are running low. Just press the Sleep/Wake button on your iOS or Android device to turn the screen off.
Wildlife Acoustics, Inc.
3 Mill and Main Place, Suite 110
Maynard, MA 01754-2657 USA
+1 (978) 369-5225
+1 (888) 733-0200