Like ringtones, you can also choose a certain vibration for individual contacts, and recognize them without looking at the screen when they call. All iPhones come with some preset vibrations that can be assigned. If you don’t know how to do that, you can read our article about how to customize iPhone Vibrations for individual contacts. Along with available vibration types, you can also create your own customize vibration if you want.
How to create own customized vibrations on iPhone
Launch Settings app on iPhone
Tap on Sound
Tap on Ringtone
Tap on Vibration
Tap Create New Vibration option
Now you will get a big black Space, and you can tap on anywhere within given space. You get 10 seconds to tap, and the vibration will be created based on your Tapping rhythm
Once you are done with that, you get the option to Play and test. When you are satisfied with the created Vibration, you can tap on Save to keep that customized vibration, or tap record to recreate
Once it is saved you can assign it to any contact or use as universal vibration for all alerts. It can also be deleted by going to Vibration list, and tapping on Edit option.