Samuel Silva

The best way to improve the Experience of e-commerce users is to focus on their needs. 
With Ecommerce Menu, is possible to group all the links and important content from an E-commerce environment. With this plugin, you can show:
This plugin is a WooCommerce extension, WooCommerce is a required plugin for the extension works.
<ol>
<li>A Welcome Message</li>
<li>Featured Products (defined on wp-admin)</li>
<li>Products in Cart (or a message if the Cart is empty)</li>
<li>Cart Totals</li>
<li>Checkout Call-to-action</li>
<li>Cart and My Account Links</li>
</ol>

Ecommerce Menu – WooCommerce Widget

This plugin provides an Ecommerce Menu (WooCommerce extension) accessed by a widget on the Bottom right of your website.

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.

Ecommerce Menu – WooCommerce Widget vs Storefront Hamburger Menu