Vibration: Strong Vibrator App is an app that uses powerful vibrations to help you relax and de-stress. Key features: - Multiple vibration patterns: Choose from a variety of patterns designed for different purposes - Customization: Adjust intensity, duration, rhythm, and more - No screen unlock required: Easily operate from the lock screen - Notification control: Start/stop vibration from the notification - Hide icon function: Hide the icon for privacy protection - Simple operation: Easy to u