Tumbler – a practice native app for iPhone

Tumbler is a practice native app for iPhone, I try to combine “reading the accelerometer” and “OpenGL ES” together. The tumbler will always head up, no matter how you move your iPhone.

I read many source code finded from the net, thank all these authors very much.

You can download the app here:


You can download the source code here:



4 Responses to “Tumbler – a practice native app for iPhone”

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