Add nicescroll to your wordpress site, it's a jquery (since 1.5) plugin for nice scrollbars with a very similar ios/mobile style. Compatible with
Nicescroll is a jquery plugin for WordPress Front-end site.
This plugin brings the "Nicescroll" library to your website. You can use it on both the frontend and the backend. It is fully customizable,
Wp Custom scrollbar is nicescroll wordpress plugin.
As nice scroll is a jquery plugin for WordPress site. This plugin will create a nice scrollbar for your site.
R Nicescroll plugin is Simple wordpress plugin for Custom Scrollbar.
By useing this plugin you can easily customize your website scrollbar and you also get the smothscroll effect for targeting your anchor-text.