Lenka

The application comes with a black and white camera mode developed by a professional photographer. It only has a black and white mode with tools for toggling between auto and manual tap and adjusting contrast using the control slider.
 
You can also adjust the temperature tint on images and take pictures by simply pressing volume buttons. Moreover, the app comes with options for pinching the screen and switching from rectangular full frame format to square format. Photos can be exported to Instagram or shared on various other social networks or messaging apps. The app also comes with crop or rotate tools and the option to use flash before you snap images. It also has a gallery with all pictures taken with the app.