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i am moving views by this code, it is moving well but sometimes they are very jumpy, any idea about this ? [[[(UITapGestureRecognizer*)sender view] layer] removeAllAnimations]; [self.view bringSubviewToFront:[(UIPanGestureRecognizer*)sender view]]; CGPoint translatedPoint = [(UIPanGestureRecognizer*)sender translationInView:self.view]; if([(UIPanGestureRecognizer*)sender state] == UIGestureRecognizerStateBegan) { firstX = [[sender view] center].x; firstY = [[sender view] center].y; } translatedPoint = CGPointMake(firstX+translatedPoint.x, firstY+translatedPoint.y); [[sender view] setCenter:translatedPoint]; if([(UIPanGestureRecognizer*)sender state] == UIGestureRecognizerStateEnded) { CGFloat finalX = translatedPoint.x + (.35*[(UIPanGestureRecognizer*)sender velocityInView:self.view].x); CGFloat finalY = translatedPoint.y + (.35*[(UIPanGestureRecognizer*)sender velocityInView:self.view].y); [UIView beginAnimations:nil context:NULL]; [UIView setAnimationDuration:.3