the quality is not that good, i always heard noise when I talked to someone. $ a6 Y0 \/ K! u5 E# B
But it worth to get it, at least it is free app you can get. & L. D, f7 a: I! l' p' a( p7 t5 s* h
Gmail's call phone function is cool too, its quality is awesome, also free to call within Canada and USA, but so far i didn't find an app for iphone yet. There is one is called black swan, but it only works for usa users.