Just slide your taskbar and tap on previous task you were doing to get back to it immediately. Additional "return to desktop" button - you can do everything without pressing the home button. Half a second. Simple yet powerful. If you'd like to have horizontal buttons instead of separate notifications for each try my another application: Fast5 Task Switcher (.
Get the .apk installer of Taskbar task switcher 1.06 that is free of charge and read users' reviews on Droid Informer. The file size is 48 KB and the app is built for Android 2.1 and higher. According to the antivirus report, this application doesn't contain viruses or any kind of malware. Infty is the creator of Taskbar task switcher which relates to the Tools category.
The app has been downloaded and set up by over 10K users and the latest update was released on Jul 21, 2012. This application has the overall rating 3.9 on Google Play.
In users’ view, Taskbar task switcher features such a drawback as high CPU usage.