Description:This app temporarily sets an extremely short screen timeout to turn off the screen without explicitly locking the device. The lock screen will be activated according to your device settings. This technique does not interfere with Smart Lock, Fingerprint, or other biometric unlocking methods.
Features:
+ Fingerprint or iris scan remains functional without resorting to the pin password
+ Does not affect Smart Lock
+ No device administrator setting
+ Also works with always+on / edge+display
+ No root needed
+ It's not just a black screen
+ Screen off without lock
+ Screen off without lock
+ No advertising
Required Android Versions: Ice Cream Sandwich [4.0.3–4.0.4] - Jelly Bean [4.1–4.3.1] - KitKat [4.4–4.4.4] - Lollipop [5.0–5.0.2] - Marshmallow [6.0 - 6.0.1] - Nougat [7.0 – 7.1.1] - Oreo [8.0-8.1]