Validation level: 5. CHI, UIST, CSCW and TOCHI paper publication

TapTap is a thumb interaction technique developed for movile devices with small touch-screens. The first tap defines an area of interest on the screen. The second tap selects the desired target in the popup.

Copy Bibtex Roudaut, A.; Huot, S. and Lecolinet, E. TapTap and MagStick: Improving One-handed Target Acquisition on Small Touch-screens. In Proceedings of the Working Conference on Advanced Visual Interfaces, pages 146-153, ACM, New York, NY, USA, AVI '08 , 2008.
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TapTap is the second most efficient one after Direct Touch. Direct Touch does not have this good results in other aspects mesured
TapTap is the best one. Direct Touch has very bad results.
The overall preference of the users is also TapTap

It’s the most efficient one among the different ones tested.