ViewController.m

#import "ViewController.h"
#import <WebKit/WebKit.h>

@interface ViewController ()
@property (nonatomic, strong) WKWebView *webView;
@property (nonatomic, strong) UIActivityViewController *activityController;
@end

@implementation ViewController

- (void)viewDidLoad {
    [super viewDidLoad];
    
    _webView = [[WKWebView alloc] initWithFrame:self.view.bounds];
    NSString *urlString = @"http://www.cleanshavenapps.com/clips/";
    NSURL *url = [NSURL URLWithString:urlString];
    NSURLRequest *request = [NSURLRequest requestWithURL:url];
    [self.view addSubview:_webView];
    [_webView loadRequest:request];
    
}

- (void)viewDidAppear:(BOOL)animated
{
    [super viewDidAppear:animated];
    
    NSString *title = _webView.title;
    title = [title stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]];
    if (!title || title.length == 0) title = @"Website Title";
    NSURL *url = _webView.URL;
    
    _activityController
    = [[UIActivityViewController alloc] initWithActivityItems:@[title, url] // @[url] works
                                        applicationActivities:nil];
    
    [self presentViewController:_activityController animated:YES completion:nil];
}

@end