VOL. XCIV, NO. 247

★ A CURATED DIRECTORY OF FINANCIAL TOOLS AND RESOURCES ★

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Friday, December 26, 2025

Tool Comparison

EODHD (EOD Historical Data) vs Relative Rotation Graphs® (RRG Research) comparison

Compare pricing, supported platforms, categories, and standout capabilities to decide which tool fits your workflow.

Quick takeaways

EODHD (EOD Historical Data) adds News, News Sentiment, Analyst Forecasts, Dividends, Splits, Delisted, Ticker Changes, Financials, Options, Insider Data, Analyst Recommendations, Analyst Price Targets, and Sheets / Excel Add-ins coverage that Relative Rotation Graphs® (RRG Research) skips.

Relative Rotation Graphs® (RRG Research) includes Data Visualizations, and Stock Comparison categories that EODHD (EOD Historical Data) omits.

EODHD (EOD Historical Data) has a free tier, while Relative Rotation Graphs® (RRG Research) requires a paid plan.

In depth comparison

EODHD (EOD Historical Data)

eodhd.com

Editor’s pick Hands-on review

Global market-data API provider offering both REST and WebSocket access. The free tier includes delayed quotes (15–20 minutes), while premium plans unlock real-time streaming for US equities, forex, and crypto (up to 50 tickers). Intraday, tick-level, and certain specialized datasets are available as add-ons. Rate limits scale up to 1,000 requests per minute, with daily caps depending on plan tier.

Platforms

WebAPI

Pricing

FreeSubscription

Quick highlights

End-of-day OHLCV data via API with daily, weekly, and monthly series, fully adjusted for splits and dividends. JSON and CSV supported.
Intraday historical prices available at 1-minute, 5-minute, and 1-hour intervals.
Delayed live quotes: 15–20 minute delay for stocks, 1-minute delay for FX; supports multi-ticker queries.
Real-time WebSocket streaming (<50 ms latency) for US equities, forex, and crypto, with up to 50 simultaneous tickers and pre/post-market support.
Fundamentals data for stocks, ETFs, mutual funds, and indices, with identifiers including ISIN, CUSIP, CIK, and OpenFIGI.

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Relative Rotation Graphs® (RRG Research)

relativerotationgraphs.com

RRG Research (creator/owner of Relative Rotation Graphs®) offers: (1) **RRG Online** - a lightweight, subscription-based web app with pre-defined universes and limited functionality (includes a one-month free trial; pricing starts from $10/month); and (2) **RRG API** - a bespoke/contact-priced service to embed RRGs into professional workflows using client-supplied data (XML in -> JSON out).

Platforms

WebAPI

Pricing

SubscriptionOther

Quick highlights

Relative Rotation Graphs® (RRGs®) visualize trends in relative strength/performance of multiple securities in a universe versus a common benchmark (and each other).
RRGs are described by the vendor as applicable across asset classes (e.g., stock indexes, stock sectors, individual stocks, bonds, (crypto)-currencies, and asset allocation).
RRG Online: vendor-run web implementation built in cooperation with Optuma, positioned as a "lightweight" version with limited functionality and pre-defined universes.
RRG Online universes/benchmarks (examples listed by the vendor) include S&P 500 sectors vs S&P 500, AEX stocks vs AEX, ASX sectors vs ASX, Euro STOXX 50 stocks vs Euro STOXX 50, STOXX European sectors vs STOXX 600, Jakarta IDX stocks vs IDX, crypto vs BTC/USD, and G10 FX/currency pairs.
RRG Online interaction features include toggling securities on/off, setting trail length, zooming/dragging, snapping axes, and playing/animating historical rotation via a slider or play button.

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Where they differ

EODHD (EOD Historical Data)

Distinct strengths include:

News News Sentiment Analyst Forecasts Dividends Splits Delisted Ticker Changes Financials

End-of-day OHLCV data via API with daily, weekly, and monthly series, fully adjusted for splits and dividends. JSON and CSV supported.
Intraday historical prices available at 1-minute, 5-minute, and 1-hour intervals.
Delayed live quotes: 15–20 minute delay for stocks, 1-minute delay for FX; supports multi-ticker queries.
Real-time WebSocket streaming (<50 ms latency) for US equities, forex, and crypto, with up to 50 simultaneous tickers and pre/post-market support.

Relative Rotation Graphs® (RRG Research)

Distinct strengths include:

Data Visualizations Stock Comparison

Relative Rotation Graphs® (RRGs®) visualize trends in relative strength/performance of multiple securities in a universe versus a common benchmark (and each other).
RRGs are described by the vendor as applicable across asset classes (e.g., stock indexes, stock sectors, individual stocks, bonds, (crypto)-currencies, and asset allocation).
RRG Online: vendor-run web implementation built in cooperation with Optuma, positioned as a "lightweight" version with limited functionality and pre-defined universes.
RRG Online universes/benchmarks (examples listed by the vendor) include S&P 500 sectors vs S&P 500, AEX stocks vs AEX, ASX sectors vs ASX, Euro STOXX 50 stocks vs Euro STOXX 50, STOXX European sectors vs STOXX 600, Jakarta IDX stocks vs IDX, crypto vs BTC/USD, and G10 FX/currency pairs.

Feature-by-feature breakdown

Attribute	EODHD (EOD Historical Data)	Relative Rotation Graphs® (RRG Research)
Categories Which research workflows each platform targets	Shared: Data APIs, APIs & SDKs Unique: News, News Sentiment, Analyst Forecasts, Dividends, Splits, Delisted, Ticker Changes, Financials, Options, Insider Data, Analyst Recommendations, Analyst Price Targets, Sheets / Excel Add-ins	Shared: Data APIs, APIs & SDKs Unique: Data Visualizations, Stock Comparison
Asset types Supported asset classes and universes	Stocks, ETFs, Mutual Funds, Options, Currencies, Cryptos, Bonds	Stocks, Bonds, Currencies, Cryptos, Other
Experience levels Who each product is built for	Beginner, Intermediate, Advanced	Intermediate, Advanced
Platforms Where you can access the product	Web, API	Web, API
Pricing High-level pricing models	Free, Subscription	Subscription, Other
Key features Core capabilities called out by each vendor	Unique End-of-day OHLCV data via API with daily, weekly, and monthly series, fully adjusted for splits and dividends. JSON and CSV supported. Intraday historical prices available at 1-minute, 5-minute, and 1-hour intervals. Delayed live quotes: 15–20 minute delay for stocks, 1-minute delay for FX; supports multi-ticker queries. Real-time WebSocket streaming (<50 ms latency) for US equities, forex, and crypto, with up to 50 simultaneous tickers and pre/post-market support. Fundamentals data for stocks, ETFs, mutual funds, and indices, with identifiers including ISIN, CUSIP, CIK, and OpenFIGI. Options datasets include US equity options with end-of-day data, greeks, and implied volatility (available as an add-on).	Unique Relative Rotation Graphs® (RRGs®) visualize trends in relative strength/performance of multiple securities in a universe versus a common benchmark (and each other). RRGs are described by the vendor as applicable across asset classes (e.g., stock indexes, stock sectors, individual stocks, bonds, (crypto)-currencies, and asset allocation). RRG Online: vendor-run web implementation built in cooperation with Optuma, positioned as a "lightweight" version with limited functionality and pre-defined universes. RRG Online universes/benchmarks (examples listed by the vendor) include S&P 500 sectors vs S&P 500, AEX stocks vs AEX, ASX sectors vs ASX, Euro STOXX 50 stocks vs Euro STOXX 50, STOXX European sectors vs STOXX 600, Jakarta IDX stocks vs IDX, crypto vs BTC/USD, and G10 FX/currency pairs. RRG Online interaction features include toggling securities on/off, setting trail length, zooming/dragging, snapping axes, and playing/animating historical rotation via a slider or play button. RRG Online pricing: subscription starting from $10/month; marketed as "light weight", "interactive", with "selected universes" and "limited functionality".
Tested Verified by hands-on testing inside Find My Moat	Yes	Not yet
Editor pick Featured inside curated shortlists	Highlighted	Standard listing

Frequently Asked Questions

Which workflows do EODHD (EOD Historical Data) and Relative Rotation Graphs® (RRG Research) both support?

Both platforms cover Data APIs, and APIs & SDKs workflows, so you can research those use cases in either tool before digging into the feature differences below.

Which tool offers a free plan?

EODHD (EOD Historical Data) offers a free entry point, while Relative Rotation Graphs® (RRG Research) requires a paid subscription. Review the pricing table to see how the paid tiers compare.

How can you access EODHD (EOD Historical Data) and Relative Rotation Graphs® (RRG Research)?

Both EODHD (EOD Historical Data) and Relative Rotation Graphs® (RRG Research) prioritize web or desktop access. Investors wanting a mobile-first workflow may need to rely on responsive web views.

What unique strengths set the two platforms apart?

EODHD (EOD Historical Data) differentiates itself with End-of-day OHLCV data via API with daily, weekly, and monthly series, fully adjusted for splits and dividends. JSON and CSV supported., Intraday historical prices available at 1-minute, 5-minute, and 1-hour intervals., and Delayed live quotes: 15–20 minute delay for stocks, 1-minute delay for FX; supports multi-ticker queries., whereas Relative Rotation Graphs® (RRG Research) stands out for Relative Rotation Graphs® (RRGs®) visualize trends in relative strength/performance of multiple securities in a universe versus a common benchmark (and each other)., RRGs are described by the vendor as applicable across asset classes (e.g., stock indexes, stock sectors, individual stocks, bonds, (crypto)-currencies, and asset allocation)., and RRG Online: vendor-run web implementation built in cooperation with Optuma, positioned as a "lightweight" version with limited functionality and pre-defined universes..

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