> ## Documentation Index > Fetch the complete documentation index at: https://zite.com/llms.txt > Use this file to discover all available pages before exploring further. # Build an app with Microsoft Excel > Turn your spreadsheet into a fully-functional app. ## How it works You can use your Microsoft Excel spreadsheet (xlsx or csv files) as the foundation for an app—without needing to code. Zite takes the data in your spreadsheet and turns it into a working app with screens, workflows, and logic. ## How to convert your sheet Click [here](https://www.zite.com/spreadsheet-to-app) and **upload** your Excel or CSV file. You’ll then be taken to the Zite editor, where your app will be automatically created from your spreadsheet. Screenshot 2026 04 15 At 6 22 52 PM That's it! Customize the [design](/help/platform/how-to-build/design) and [elements](/help/platform/basics/selective-edits) as you go along. Screenshot 2026 04 15 At 6 29 54 PM You can also [limit access](/help/platform/access/authentication) to certain users only if needed. ## Common use cases By turning your spreadsheet into an app, you can quickly build tools like: * **Team Trackers:** Manage tasks, projects, or workflows in a structured app * **Lead Management:** Track contacts, deals, and follow-ups in an easy-to-use interface * **Inventory Management:** Monitor stock levels, products, or supplies in real time * **Directory:** Release a searchable public directory * **Feedback Collection:** Gather and review customer or user feedback in one place * **Reporting Dashboards:** Create visual, interactive dashboards for your team * **Issue or Bug Tracking:** Log, assign, and monitor problems or requests efficiently