You can change appearance of the camera button icon, such as size, transparency, auto hide. The float button could be put anywhere on the screen, just long click the icon, then drag and drop it to change its position.
Top Camera Pro will use system camera app to take picture, with preview and shutter sound. If you want a perfect silent hidden camera, please try another app:
key words: float camera, quick camera, spy camera, fast camera
Tags: best pro camera.