None of the other answers were as copied and pasted as I wanted, so ...
UILabel *toolbarLabel = [[UILabel alloc] initWithFrame:CGRectZero]; toolbarLabel.text = @"Text in yo toolbar"; [toolbarLabel sizeToFit]; toolbarLabel.backgroundColor = [UIColor clearColor]; toolbarLabel.textColor = [UIColor grayColor]; toolbarLabel.textAlignment = NSTextAlignmentCenter; UIBarButtonItem *labelItem = [[UIBarButtonItem alloc] initWithCustomView:toolbarLabel]; UIBarButtonItem *flexible = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemFlexibleSpace target:nil action:nil]; [self setToolbarItems:@[flexible, labelItem, flexible] animated:false];
This assumes that the toolbar is displayed through your navigation controller (to show it from any view controller displayed by the navigation controller, [self.navigationController setToolbarHidden:NO animated:YES]; )
It looks something like this (iOS 9): 
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