In this article you will see how to create an app for Excel Online using Napa Tool.
First you need to sign up for an Office 365 Developer Site.Be sure you have access to an Office 365 Developer Site. Here are three ways to get one:
Please refer to Sign up for an Office 365 Developer Subscription and set up your tools and environment for more details.Install “Napa” Office 365 Development Tools to your developer site"Napa" Office 365 Development Tools is a browser-based authoring tool that makes developing apps for Office and SharePoint quick and easy. You can't use the "Napa" Office 365 Development Tools to create provider-hosted apps for SharePoint, but you can use them to create SharePoint-hosted apps. Please refer to Install “Napa” Office 365 Development Tools to your developer site for more details.Use the following procedure to create an app for Excel Online using Napa Tool:
Deploy the app
Test the app
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