update README and screenshots

Author: tibbi

README.md

@@ -1,16 +1,18 @@
 # Simple Flashlight
 <img alt="Logo" src="app/src/main/res/mipmap-xxxhdpi/launcher.png" width="80">
 
-I'm flashlight. Simple flashlight. With a customizable widget.
+A clean flashlight with an extra bright display and customizable stroboscope. If turned on via the app (not widget), it will prevent the device from falling asleep.
 
-A flashlight. Simple flashlight. Two buttons. Flashlight and Bright display. Opensource. No ads. No unnecessary permissions. No spying. No advanced features. If you need them, don't install the app. If turned on via the app (not widget), it will prevent the phone from falling asleep. 
+Comes with a 1x1 widget with customizable color.
+
+Contains no ads or unnecessary permissions. It is fully opensource, provides a Dark theme too.
 
-Contains a 1x1 widget with customizable color.
 
 <a href='https://play.google.com/store/apps/details?id=com.simplemobiletools.flashlight'><img alt='Get it on Google Play' src='https://play.google.com/intl/en_us/badges/images/generic/en_badge_web_generic.png' height=60/></a>
 <a href="https://f-droid.org/app/com.simplemobiletools.flashlight"><img src="https://f-droid.org/badge/get-it-on.png" alt="Get it on F-Droid" height="60"></a>
 
 <img alt="App image" src="screenshots/app.png" width="250">
+<img alt="App image" src="screenshots/app_2.png" width="250">
 <img alt="App image" src="screenshots/widget.png" width="250">
 
 License