Download Call Vibrator(Lite) - Root free on android

For cell phone radiation is harm for your health, never putting cell phone near your ear until the call is answered.

Call Vibrator is a tool for alerting you when phone call is answered, disconnected.

Join MoboDev App Beta Test Community, where you can find the most recent beta version release of this App. https://plus.google.com/communities/114221900914843647467

This app requires root permission.

Features

* Vibrate when outgoing call is answered.
* Vibrate when incoming call is connected.
* Vibrate when phone call is disconnected.
* Vibrate when call waiting.
* Vibrate when phone call elapsed certain time.

Permissions

* PROCESS_OUTGOING_CALLS: To detect outgoing call is initiated.
* READ_PHONE_STATE: To detected phone state (idle, ringing, offhook).
* READ_LOGS: To analysis when outgoing call is answered.
* VIBRATE: Use vibrator to alert user.
* WRITE_EXTERNAL_STORAGE: Write logs to sdcard.
* WAKE_LOCK: Keep device awake during phone call.
* ACCESS_SUPERUSER: For devices running Jelly Bean or above, **ROOT** is require to grant READ_LOGS permission to application.
* INTERNET: For Admob SDK.
* ACCESS_NETWORK_STATE: For Admob SDK.

Notice

* Call Vibrator requires the radio log of phone to detect when outgoing call is answered. But since Android JellyBean(4.1), the permission for radio log is not granted to non-system app by default.
** If your device is rooted, Call Vibrator will prompt a dialog to let user grant the permission to itself.
** If your device is not rooted, follow the guide in http://goo.gl/mOY9NT to grant read log permission to Call Vibrator manually or check the No Root version in https://play.google.com/store/apps/details?id=io.github.yutouji0917.callvibrator.noroot.ad

Report issue

Outgoing call vibration requires reading the telephone LOG information
during your phone call. When you are making a phone call, it is looking for some specific
pattern of the LOG messages to decide whether the call is answered by peer.