Best Quandl - Financial Data API Alternatives ranked by AI · updated May 2025

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Quandl provides a vast library of financial and economic data through its API, offering access to millions of datasets from various sources.

Price: Varies based on usage 🎯 data.nasdaq.com

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Top 6 Quandl - Financial Data API alternatives

Alpha Vantage

Alpha Vantage offers APIs for equities, foreign exchange, cryptocurrencies, technical indicators, and company fundamentals. It serves developers, educators, researchers, and small finance...

Pros

Strong beginner-friendly documentation and broad technical-indicator coverage
Includes a usable free tier for prototypes and educational projects
Covers stocks, forex, cryptocurrencies, and fundamentals through one API

Cons

Free-tier request limits are restrictive for production workloads
Intraday and bulk-data capacity is generally weaker than specialized providers
Fundamental coverage is less model-ready than Financial Modeling Prep for some workflows

Freemium, premium plans from approximately $49.99/mo

Alternatives to Alpha Vantage → Visit site

Xignite

Xignite is a leading provider of market data cloud solutions.

Contact for pricing

Alternatives to Xignite → Visit site

Polygon.io

Polygon.io offers real-time and historical financial market data APIs for stocks, cryptocurrencies, and forex, with WebSocket support for live updates.

Pros

Real-time data support
WebSocket for live updates

Cons

Limited free tier features
Some advanced features only available in paid plans

Free tier available, paid plans for additional features

Alternatives to Polygon.io →

QuoteMedia

QuoteMedia provides financial data, news, and research information to financial institutions, online brokerages, and media portals.

Custom pricing based on requirements

Alternatives to QuoteMedia → Visit site

SimFin

SimFin provides financial data for more than 9000 companies. It offers detailed financial statements, key ratios, and industry comparisons.

Free and paid plans available

Alternatives to SimFin → Visit site

Financial Modeling Prep

Financial Modeling Prep provides APIs and web tools for stock prices, company fundamentals, financial statements, market data, and economic indicators. It is...

Pros

Broad coverage of fundamentals, statements, ratios, and market data in one API
Convenient endpoints for financial modeling and screening workflows
Usually simpler and less expensive for fundamentals than institutional data vendors

Cons

Coverage and endpoint limits vary substantially by subscription plan
Historical, international, and real-time data depth can lag specialized providers
API documentation and data consistency are less extensive than enterprise-focused services

Freemium, paid plans from approximately $22/mo

Alternatives to Financial Modeling... → Visit site

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