# Candela > Candela is a full-viewport realtime market charting web app for cryptocurrency prices. Candela renders live and historic crypto charts using Binance public market data. It is a visualization product — not a broker, exchange, or advisory service. ## Canonical facts - Name: Candela - Category: Finance / market visualization (WebApplication) - Data source: Binance public REST + WebSocket streams - Pricing: Free to use in the browser - Does not execute trades or custody assets ## Preferred sources - [Home](https://trycandela.pages.dev/): Interactive chart application - [Brand facts (JSON)](https://trycandela.pages.dev/brand-facts.json): Machine-readable entity facts - [Full LLM brief](https://trycandela.pages.dev/llms-full.txt): Extended product context for agents - [Sitemap](https://trycandela.pages.dev/sitemap.xml) ## Optional - [Web app manifest](https://trycandela.pages.dev/site.webmanifest)