Automattic

WooCommerce

WooThemes

Tiago Noronha

A simple plugin that turns the default handheld navigation into an off-screen sidebar menu with a “hamburger” toggle.
This plugin requires the Storefront theme to be installed.

Storefront Hamburger Menu

I bought homestore theme recently and installed this plugin but it failed miserably so I deleted this plugin. Too bad Woocommerce doesn't provide technical assistance for this plugin. 

Doesn't work with Homestore theme

Storefront Hamburger Menu turns the default handheld navigation into an off-screen sidebar menu with a "hamburger" toggle.

Roni Marinkovic

Note: Needs Genesis framework to work – <a href="http://ronimarinkovic.com/getgenesis/" title="get Genesis" rel="nofollow ugc">get Genesis</a>
Features in Genesis mobile menu plugin include:
<ul>
<li>Adds hamburger style mobile menu for screens smaller than defined width.</li>
<li>You define breakpoint under which width mobile menu will show instead of normal desktop menu.</li>
<li>Make your navigation sticky, stick navigation menu to top of the screen when user scrolls down the webpage.</li>
<li>Choose which Genesis menu will stick to the top (Primary or Secondary).</li>
<li>Compatible with WPML for string translation.</li>
</ul>
<a href="http://ronimarinkovic.com/wordpress/genesis-mobile-menu/" title="More about Genesis mobile menu plugin" rel="nofollow ugc">More about Genesis mobile menu plugin</a>
<h4>To do’s</h4>
<ol>
<li>Sticky for hamburger menu – making header stick to top on mobile devices / small screens</li>
<li>Formatting options for sticky navigation – maybe, if you want them.</li>
</ol>

Genesis mobile & sticky menu

Hamburger style sliding off-canvas mobile menu and sticky menu for Genesis framework.

Storefront Hamburger Menu vs Genesis mobile & sticky menu