# Market Data - Real-Time Options, Stocks, ETFs & More > Real-time & historical Market Data for stocks, options, ETFs, mutual funds and more. Spreadsheet plug-ins, CSVs, and JSON API. Source: https://www.marketdata.app/ --- Real-Time Options Data, Plus Stocks, ETFs & More # Spreadsheets, REST API, Python Get your bearings with reliable real-time options data—Greeks, IV, quotes, and more—alongside full coverage for stocks and ETFs. Whether you're coding in Python or working in Sheets, Market Data helps you stay on course. 30 Day Free Trial | No Credit Card Required (image: A black compass whose dial is marked with the option Greeks delta, gamma, theta and vega instead of compass points) [](/news/iex/)[](/news/opra/)[](/news/intrinio/)[](/sheets/)[](/news/excel/)[](/news/cloudflare/) Multi-Asset Data Coverage ## All U.S. Market Data, One Flat Fee Get complete access to U.S. stocks, options, ETFs, mutual funds, and more — all included in a single membership. No upsells, no add-ons. 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How To Get Options Prices in Google Sheets Learn how to add real-time and historical options prices into your Google Sheets spreadsheets using a single formula. ](/sheets/options/how-to-get-options-prices/)[ (image: OPTION DATA API in heavy black capitals, rim-lit in cyan against a deep navy starfield, with faint candlesticks arcing upward behind the words.) How To Use The Option Data API — With Examples! The Option Data API allows you to easily get a real-time or historical option quote for stock, ETF, or index options. ](/api/options/how-to-use-the-option-data-api/)[ (image: A phone home screen in close-up: the green Google Sheets icon between the Google and Instagram icons.) How To Get Historical Options Prices For Your Spreadsheet Using the Market Data Add-on, it is possible to get historical options prices going back decades directly into your spreadsheet with a simple formula. ](/sheets/options/historical-options-prices/)[ (image: A monitor on an office desk displaying MUTUAL FUNDS API, surrounded by glowing candlestick charts and network lines.) How To Use The Mutual Fund API Learn by example and get started with the mutual fund api. Get candlestick and pricing data going back decades. ](/api/funds/how-to-use/)[ (image: Covered call payoff profile: the combined position breaks even at 95, rises to a profit of 5.00 at 100, and stays flat above it, while losses continue below 95.) How To Build A Covered Call Spreadsheet Build a covered call tracker in Google Sheets, formula by formula — and download our free example sheet to start tracking your positions today. ](/sheets/options/how-to-build-a-covered-call-spreadsheet/)[ (image: The Greek alphabet in white capitals on dark grey, five rows of five, delta and theta among them.) How To Calculate Option Greeks In Your Spreadsheet The OPTIONDATA formula pulls delta, gamma, theta and vega straight into your spreadsheet, so position risk updates itself with the market. ](/sheets/options/calculate-option-greeks/)[ (image: A white bell curve over a faded blue collage of web pages, above a red band lettered IMPLIED VOLATILITY.) How To Calculate Implied Volatility In Your Spreadsheet Using the OPTIONDATA formula, you can calculate implied volatility for any option. ](/sheets/options/implied-volatility/)[ (image: The Greek letter theta, the options Greek for time decay, glowing white against a purple starfield.) How to Calculate Theta For An Option Learn how to calculate theta and understand how to add time decay to your spreadsheets. ](/sheets/options/how-to-calculate-theta/)[ (image: The letters API at the centre of a cyan network diagram, its spokes radiating to eight ringed nodes on dark navy.) How To Use the Stock Market API — With Examples! Get real-time and historical market data from the stock market api. Learn quickly with easy to use examples that work right from your browser. ](/api/stocks/stock-market-api/) Pricing ## Quality Financial Data at a Fair Price Begin a free 30 day trial today — no credit card required. Start working with Market Data today at no cost. 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