How GroanTube works

GroanTube is a funny Mac app that reads your MacBook's built-in tilt sensors and changes the sound as you tilt your laptop.

Buy and install GroanTube.
Turn it on from your Mac's menu bar.
Use a built-in sound, record your own, or choose a local audio file.
Pick up and tilt your MacBook.
Adjust tilt sensitivity and glide settings.

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