You can create a custom vibration beat so you know exactly who is calling while your phone is in your pocket.
Creating a New Vibration
- Go to Settings > Sounds & Haptics > Ringtone.
- Tap Vibration (at the top).
- Scroll down and tap Create New Vibration.
- Tap the screen to create a rhythm (tap for short buzz, hold for long buzz).
- Tap Stop, then Save and name it.
Assigning to a Contact
- Open the Contacts app and select a person.
- Tap Edit.
- Tap Ringtone > Vibration.
- Select your custom vibration from the list.