# Welcome Ego Mobile Builder **Ego Mobile Builder** is an in-app tool within Shopify that allows merchants to quickly create and manage their own mobile shopping app without coding. With Ego Mobile Builder, merchants can transform their Shopify store into a fully functional mobile app for **iOS and Android**, helping them deliver a faster, more engaging shopping experience for their customers. The app builder provides an intuitive interface where merchants can: * Customize the **mobile app layout and design** * Sync **products, collections, and store data** directly from Shopify * Preview the app in real time * Configure essential mobile features such as **push notifications, navigation, and branding** * Submit the app to **Apple App Store and Google Play** By leveraging Ego Mobile Builder, merchants can launch a mobile app faster, strengthen brand presence, and increase customer engagement through a dedicated mobile shopping experience. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://opusecom.gitbook.io/opus-mobile-builder/readme.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.