VOL. XCIV, NO. 247

★ BEST INVESTING TOOLS COMPARISON ★

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Saturday, January 31, 2026

Tool Comparison

ETF Action vs Letters and Reviews comparison

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

ETF Action logo

ETF Action

etfaction.com

PricingFree, Subscription
PlatformsWeb, API
Letters and Reviews logo

Letters and Reviews

lettersandreviews.blogspot.com

PricingFree
PlatformsWeb
Top 50 Investing ToolsThe global ranking of the best investing tools, ranked by community votes.

At a glance

Platforms
ETF ActionWeb, API
Letters and ReviewsWeb
Categories
ETF Action17
Letters and Reviews3
Pricing details
ETF ActionLetters and Reviews
Free tier
Free trial14 days
Starting price$29/mo
Enterprise option
Available plansFree / Basic, DIY, Advisor Pro, Enterprise, Model BuilderFree
Category leaders
ScreenersETF Action
Stock IdeasLetters and Reviews
PortfolioETF Action
WatchlistETF Action
BacktestingETF Action
AlertsETF Action
Browse the #1 tool in 90+ categories

Vote sentiment comparison

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Platform details

AttributeETF ActionLetters and Reviews
Asset types
ETFsStocks
StocksETFs
Experience
BeginnerIntermediateAdvanced
BeginnerIntermediateAdvanced
Regions
North AmericaEuropeAPACLatAmMiddle EastAfrica
North AmericaEuropeAPAC
Data freshness
Real-timeEnd of Day
Not specified
API access
Not specifiedNot specified
Export formats
ExcelCSVPDF
Not specified

Coverage overlap

Shared categories2

Categories where both tools offer overlapping coverage.

Letters and Reviews strengths1

Categories covered by Letters and Reviews only.

Frequently Asked Questions

What's the difference between ETF Action and Letters and Reviews?

ETF Action focuses on ETF Overview, ETF Performance, and ETF Holdings while Letters and Reviews specializes in Stock Ideas, 13F, and Blogs. They overlap in 2 categories, so choose based on your preferred workflow and pricing.

How much do ETF Action and Letters and Reviews cost?

Good news—both ETF Action and Letters and Reviews offer free plans. You can try each platform without commitment and only pay when you need premium features.

Does ETF Action or Letters and Reviews have an API?

ETF Action provides API access for programmatic data retrieval and custom integrations. Letters and Reviews doesn't currently offer an API, so you'll need to use their web interface.

Should I choose ETF Action or Letters and Reviews?

Choose ETF Action if you need Global ETF ‘Channels’ taxonomy with category reports and dashboards (Size & Style US/Global, Region & Country, Sector & Industry, Thematic, Fixed Income, Non‑Traditional, Commodities, Crypto)., and Look‑through analytics on fund holdings for factor/style, sector/industry, country, concentration; portfolio overlap analysis across funds or entire models.. Go with Letters and Reviews if Quarterly **Fund Manager Letters** pages with the fund name, date, and a "Stocks Mentioned" column (tickers link out for quick lookup)., and Quarterly **13-F pages** the author reads, with many entries including holdings tables and position-change flags (e.g., NEW / Sold Out / % of portfolio). better fits how you invest.

Does ETF Action or Letters and Reviews have real-time data?

ETF Action offers real-time data feeds, which is essential for active traders. Letters and Reviews uses delayed or end-of-day data, which works fine for longer-term investors who don't need up-to-the-second quotes.

Can I export data from ETF Action and Letters and Reviews?

ETF Action supports data exports to Excel, CSV, and PDF. Letters and Reviews has more limited export options.

Which has a better stock screener—ETF Action or Letters and Reviews?

ETF Action includes a stock screener for finding investment ideas. Letters and Reviews focuses on other analytical tools.

Can I track my portfolio with ETF Action or Letters and Reviews?

ETF Action offers portfolio tracking features. Letters and Reviews is more focused on research and analysis.

Keep Exploring

Curation & Accuracy

This directory blends AI‑assisted discovery with human curation. Entries are reviewed, edited, and organized with the goal of expanding coverage and sharpening quality over time. Your feedback helps steer improvements (because no single human can capture everything all at once).

Details change. Pricing, features, and availability may be incomplete or out of date. Treat listings as a starting point and verify on the provider’s site before making decisions. If you spot an error or a gap, send a quick note and I’ll adjust.