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1Piece includes various functions to improve the usability of your Mac. Window List that displays a list of windows, a function that switches the Space or the active window by using Hot Corner, a function that resizes and reposition the window and so on.

  • Window List: Display a list of windows, and you can open the window. And you can close the window, or move the window to another Space.
  • Desktop Windows: Display thumbnails of windows on the desktop, and you can switch the active window. And you can resize and reposition the window, or move the window to another display.
  • Hot

What's New

Version 1.1:
  • Add the automatic update function.
  • Add new function "Preset" to "Window Operation".
  • Add "Grid" to "Window Operation".
  • Add "Show preview in front by long pressing of primary mouse button" to Desktop Windows.
  • Change a specification of Desktop Windows.
  • Change a specification of "Window Operation".
  • Change a specification of "Customize"


  • OS X 10.11 or later

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1Piece User Discussion


Current Version (1.x)


Downloads 245
Version Downloads 100
License Free
Date 09 Apr 2018
Platform Intel 64 / OS X
Price Free
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