AlgoseekFree tier
Options Data APIs
Institutional US options (OPRA) data: historical trades, NBBO quotes and minute bars from 2015, plus real-time and delayed feeds.
Paid plans from$1,000/mo
MarketData.app
Market data API and Google Sheets add-on with real-time and historical US options chains, IV and Greeks.
Pricing: MarketData.app costs $30/mo, or $12/mo billed annually. Free plan available.
Best for
Traders who want options chains in Google Sheets or a simple API at a low price
Notable features
- Full OPRA chains with IV and Greeks: 24h delayed (Free), 15-minute delayed (Starter), real-time (Trader and up, non-pros)
- Historical option quotes and chains: 1 year (Free), 5 years (Starter), unlimited (Trader and up)
- Cached snapshots: a full option chain in one request for 1 credit
- Google Sheets add-on plus REST API and SDKs
- Commercial display license from $333/mo
Pricing notes
Starter $30/mo month-to-month or $12/mo with an annual commitment; Trader $75/mo or $30/mo annually; Quant $125/mo and Prime $250/mo (monthly only); Commercial from $333/mo on a quarterly commitment (6 months at $333, 6 at $666, then $999). Annual billing is 60% off the monthly price. Real-time data is for non-professionals.
Alternatives to MarketData.app
AlpacaFree tier
Options Data APIs
Developer trading API with commission-free multi-leg options, paper trading and market data.
Paid plans from$99/mo
Stock, options, forex and economic data API; realtime and 15+ years of historical US options chains are premium endpoints.
From$49.99/mo
Cboe's store for historical US options data files: end-of-day summaries, interval quotes and trades, with optional IV and Greeks.
Price not listed
Usage-based market data API with tick-level OPRA options data, plus futures and equities, through one historical and live API.
Price not listed
Financial data APIs, including a US stock options add-on with end-of-day chains, Greeks and IV for 6,000+ US stocks.
From$39.99/mo
MarketData.app FAQ
Is MarketData.app free?
Yes. MarketData.app has a free option. Free Forever plan: 100 API credits a day, 100 Sheets formulas, 24h delayed options data and 1 year of history.
How much does MarketData.app cost?
MarketData.app costs $30/mo, or $12/mo billed annually. Starter $30/mo month-to-month or $12/mo with an annual commitment; Trader $75/mo or $30/mo annually; Quant $125/mo and Prime $250/mo (monthly only); Commercial from $333/mo on a quarterly commitment (6 months at $333, 6 at $666, then $999). Annual billing is 60% off the monthly price. Real-time data is for non-professionals.
Does MarketData.app have a free trial?
Free 30-day trial, no credit card required.