Officially explained here: http://developer.android.com/guide/practices/ui_guidelines/icon_design.html and http://developer.android.com/guide/practices/ui_guidelines/icon_design_launcher.html
ldpi: 32x32 mdpi: 48x48 hdpi: 72x72 xdpi: 96x96 (iirc) -- You received this message because you are subscribed to the Google Groups "Android Developers" group. To post to this group, send email to android-developers@googlegroups.com To unsubscribe from this group, send email to android-developers+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/android-developers?hl=en