Finance & Stock Market
Equities, foreign exchange rates, commodities, and market indices
Finance & Stock Market API Comparison Overview
Top Endpoints| API Service | Auth Type | Rate Limit | Security | Direct Link |
|---|---|---|---|---|
| Alpha Vantage | Free Key | 5 istek/dk | HTTPS • CORS | Docs |
| Finnhub | Free Key | 60 istek/dk | HTTPS • CORS | Docs |
| Twelve Data | Free Key | 800 istek/gün | HTTPS • CORS | Docs |
| Yahoo Finance | Free Key | Değişken | HTTPS • CORS | Docs |
| Polygon.io | Free Key | 5 istek/dk | HTTPS • CORS | Docs |
| Tiingo | Free Key | 500 istek/saat | HTTPS • CORS | Docs |
Available Endpoints (14)
Alpha Vantage
Real-time and historical stock market quotes, forex, and crypto time series
Finnhub
Institutional-grade real-time market data, company fundamentals, and earnings
Twelve Data
Global financial market data for equities, forex, indices, and crypto
Yahoo Finance
Global stock quotes, market data, currency rates, and financial news
Polygon.io
Ultra low-latency US stock market, options, forex, and crypto feeds
Tiingo
Clean stock, crypto, and forex market data feeds and financial news
Marketstack
Global stock market ticker quotes, historical data, and index tracking
Frankfurter
Open-source currency exchange rate API tracking the European Central Bank
Exchange Rates API
Foreign currency exchange rates and reliable conversion endpoints
Open Exchange Rates
Reliable foreign exchange rates and currency conversion data
Free Currency Converter
Real-time fiat currency converter supporting 150+ world currencies
Currency API
Live foreign exchange rates, historic quotes, and currency conversion
Fixer
Foreign exchange rates and historical currency conversion API
Financial Modeling Prep
Company financial modeling, SEC filings, and financial ratios
About Free Finance & Stock Market APIs
This directory curates 14 verified public APIs in the Finance & Stock Market domain. Developers can build dashboards, mobile applications, automation bots, and microservices with these ready-to-integrate endpoints without upfront billing.
Do I need an API key?
Several APIs listed here operate as Zero-Auth services where you can execute queries directly. Others provide free developer tiers with an instant key upon registration.
Does FreeAPI support CORS?
Yes, all endpoints can be called through FreeAPI Smart Edge Gateway to bypass browser CORS headers and inspect live responses.