There is also a similar app named Easy Touch which can helps Android users to realize these features on Android smartphone. At the moment, Easy Touch can help us to achieve the following functions:
1 Quick settings(Change your phone settings like turn on Wifi, change screen brightness and so on).
2 Open your favor app.
3 Go to Home Screen.
4 Back button(Root).
5 Menu button(Root).
6 Lock Screen(sorry for some problems on Galaxy S3 and some 4.0.+ Android OS).
7 App list.
8 Open recent task(double press).
9 Custom setting
10 One click clean memory(RAM)
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