Blockr (com.etmsoftware.blockr) on Google Play
Keep Telemarketers Away !! This App Will Block Anonymous Calls And Blacklisted Numbers.- Blocking modes:If your device is ROOTED, Blockr can re-install itself as a SYSTEM APP, which will enable EXTRA BLOCKING OPTIONS: - Pick up / hang up phone. - No notification of missed calls.Otherwise, all blocked calls will be sent to voicemail.(With a rooted device, don't forget to do that again after an upgrade.)- Editable unlimited blacklist.- Easily blacklist any number from your call log.- Detailled log of blocked calls.- You can backup/restore your blacklist and/or blocked calls log to/from your phone SD card.- Show/hide notification icon.- Lightweight (it won't consume your device's battery power).- Easy to setup and to use.- Full email support.Link to AppsZoom.com review: http://www.appszoom.com/android_applications/tools/blockr_fhlzi.html