---
title: decelerationRate
framework: uikit
role: symbol
role_heading: Instance Property
path: uikit/uiscrollview/decelerationrate-swift.property
---

# decelerationRate

A floating-point value that determines the rate of deceleration after the user lifts their finger.

## Declaration

```swift
var decelerationRate: UIScrollView.DecelerationRate { get set }
```

## Discussion

Discussion The default rate is normal. For possible deceleration rates, see UIScrollView.DecelerationRate.

## See Also

### Managing the scrolling state

- [isTracking](uikit/uiscrollview/istracking.md)
- [isDragging](uikit/uiscrollview/isdragging.md)
- [isDecelerating](uikit/uiscrollview/isdecelerating.md)
- [isScrollAnimating](uikit/uiscrollview/isscrollanimating.md)
- [stopScrollingAndZooming()](uikit/uiscrollview/stopscrollingandzooming().md)
- [UIScrollView.DecelerationRate](uikit/uiscrollview/decelerationrate-swift.struct.md)