TRADINGDATACOMPARE
LIVE · 2026-05-27

Best for
Deep Historical Data.

Long-history backtesting and quant research requiring decades of price history across asset classes.

Ranked · Top 5

#1
Tiingo TOP PICK FREE TIER

Affordable end-of-day and real-time data for US equities, crypto, forex with strong news API and 50+ year history

FROM $0/mo API REST · WebSocket · SDK SDK Python · JavaScript
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#2
Databento FREE TIER

Institutional-grade tick data with pay-as-you-go pricing

FROM From $0 API REST · WebSocket · SDK SDK Python · Rust · C++
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#3
EODHD (EOD Historical Data) FREE TIER AFFILIATE

Deep historical OHLCV and fundamentals for 70+ global exchanges

FROM $0/mo API REST · WebSocket SDK Python · JavaScript · R
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#4

Multi-asset financial data API with generous free tier and 30 years history on premium plans

FROM $0/mo API REST · SDK SDK Python (community) · JavaScript (community)
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#5

Real-time and historical stock, options, forex, and crypto data — rebranded to Massive in 2026

FROM $0/mo API REST · WebSocket · SDK SDK Python · JavaScript · Go
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