Custom Vibration uses a special vibration patterns that can be assigned to important phone calls or FaceTime calls from important contacts. In order for you to use custom To turn on Custom Vibrations, Go to Settings >> General >> Accessibility >> Turn on Custom Vibrations under Hearing. Once the custom vibrations feature is turned on, you can assign the custom vibration, Go to Contacts >> choose a contact from the list >> tap on Edit >> tap on Vibrations >> Select the vibrations you like to use from the list.
You can also create custom vibrations of our choice. To do that, Go to Settings >> General >> Sounds >> Under Vibration Patterns, tap on Vibration >> Create New Vibration under Custom. You can also access this from Contacts >> choose a contact from the list >> tap on Edit >> tap on Vibrations >> Create New Vibration under Custom. Then tap on the screen to create a new vibration, for e.g. you can create Beethoven's symphony 9, by tapping on the screen. Once done, you can tap on Play to review the new vibration and then Save or redo it.
Please note that Custom Vibrations only works on iPhone 4 or iPhone 4S.
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