A free app for Android, by Shappio.
Webx - Ecommerce Store Builder is an online store-building app that lets you manage all the essential elements of an online store, including products, orders, payments, shipping, and marketing.
The app is integrated with all the leading local payment providers and courier services with a one-click setup to easily accept payments and get your products delivered to your customers. The app is a complete solution for online retail businesses, and it can be used by individuals who want to start their own business or by existing retail brands.
You can use the app to manage all the products, process orders, and send invoices to your customers in real-time. It also lets you manage your inventory, and it has a built-in mechanism to keep your products in stock. You can also use the app to design and theme your store.
