3D Hourglass 1.3 [免費版]

Does not measure time, just a thing to play with.
The phone movement, gravity etc affect the balls in hourglass.
Turn the phone around to turn the hourglass, shake to see marbles slipping out.
Does not attempt to simulate realism, just for fun.

• 03/08/2020: 3D Hourglass 1.3
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