index / IVolatility vs Twelve Data
>_ IVolatility vs Twelve Data
IVolatility and Twelve Data, side-by-side. Compare the facts below, then pick the one that fits your workflow.
IVolatility
Twelve Data
one-liner
Provides institutional-grade historical and real-time options data via API, including implied volatility, Greeks, full chains, and volatility surfaces across 20+ years of equity and futures options markets.
Provides REST API and WebSocket access to real-time and historical market data for stocks, forex, crypto, ETFs, commodities, and fundamentals across 250+ exchanges.
best for
professional traders, quants, and analysts backtesting strategies and building risk/trading systems with deep options history
—
key feature
20+ years of continuous derivatives history with 600+ quality filters
700M+ API requests/day supporting 80,000+ financial instruments globally
who uses it
Retail, RIA, Hedge Fund, Mutual Fund
—
asset class
Multi-asset
Multi-asset
function
Data & APIs
Data & APIs
instruments
Options, Futures, Stocks, Bonds
Stocks, ETFs, Mutual Funds, Futures, Bonds
regions
Global
Global
pricing
$$-$$$$$
FREE-$$$
via
web, api
api, web
audience
pro · hedge fund
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upvotes
0
0
about IVolatility
institutional-grade historical and real-time options data covering 20+ years of equity and futures derivatives. delivers implied volatility, greeks, full chains, volatility surfaces, and earnings calendars via REST/websocket API. data processed through 600+ quality filters, with flexible integration via python, excel, snowflake, and FTP.
IVolatility
Provides institutional-grade historical and real-time options data via API, including implied volatility, Greeks, full chains, and volatility surfaces across 20+ years of equity and futures options markets.
[↗] visit ivolatility.comTwelve Data
Provides REST API and WebSocket access to real-time and historical market data for stocks, forex, crypto, ETFs, commodities, and fundamentals across 250+ exchanges.
[↗] visit twelvedata.comSee full data, pricing and alternatives on the IVolatility profile page, or the Twelve Data profile page.