I Built a Live Subscription Dashboard on RevenueCat's Charts API in One HTML File

📰 Dev.to · Jordan Sterchele

Learn how to build a live subscription dashboard using RevenueCat's Charts API in a single HTML file, and discover how to overcome common issues like CORS problems.

intermediate Published 22 Apr 2026

Action Steps

Create an account on RevenueCat and obtain an API key to access the Charts API.
Use the API key to fetch subscription data and display it on an HTML page.
Implement data visualization using a library like Chart.js to create interactive and dynamic charts.
Handle CORS issues by configuring the API or using a proxy server.
Test and deploy the dashboard to a production environment.

Who Needs to Know This

This project is ideal for developers and product managers who want to create a real-time subscription dashboard to track revenue and user engagement. It requires basic knowledge of HTML, CSS, and JavaScript, as well as familiarity with APIs and data visualization.

Key Insight

💡 Using RevenueCat's Charts API, you can create a real-time subscription dashboard in a single HTML file, but be prepared to handle CORS issues and implement data visualization libraries.