VOL. XCIV, NO. 247

★ BEST INVESTING TOOLS COMPARISON ★

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Tuesday, January 6, 2026

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Tool Comparison

MarketWatch vs SEC API (sec-api.io) comparison

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

MarketWatch

marketwatch.com

PricingFree, Subscription

PlatformsWeb, Mobile

Hands-on review

Visit site View full profile

SEC API (sec-api.io)

sec-api.io

PricingFree, Subscription

PlatformsWeb, API

Editor's pickHands-on review

Visit site View full profile

Comparison highlights

Tool score: the chart below shows community vote sentiment over the last 8 weeks. Use it as a signal, not a verdict.
Overlap: both cover Financials, Insider Data, and IPO.
Coverage tilt: MarketWatch has 15 categories you won't get in SEC API (sec-api.io); SEC API (sec-api.io) has 6 unique categories.
Platforms: MarketWatch runs on Web, Mobile; SEC API (sec-api.io) runs on Web, API.

Category leaders

Screeners: MarketWatch is tagged for this workflow; SEC API (sec-api.io) has no category votes yet.
Watchlist: MarketWatch is tagged for this workflow; SEC API (sec-api.io) has no category votes yet.
News: MarketWatch is tagged for this workflow; SEC API (sec-api.io) has no category votes yet.
Data Visualizations: MarketWatch is tagged for this workflow; SEC API (sec-api.io) has no category votes yet.

Vote sentiment comparison

Cumulative positive vote share. Loading fresh totals...

MarketWatchSEC API (sec-api.io)

Side-by-side metrics

Attribute	MarketWatch	SEC API (sec-api.io)
Asset types Supported asset classes and universes	Stocks, ETFs, Mutual Funds, Options, Futures, Commodities, Currencies, Cryptos, Bonds	Stocks, ETFs, Mutual Funds, Funds
Experience levels Who each product is built for	Beginner, Intermediate, Advanced	Beginner, Intermediate, Advanced
Platforms Where you can access the product	Web, Mobile	Web, API
Pricing High-level pricing models	Free, Subscription	Free, Subscription
Tested Verified by hands-on testing inside Find My Moat	Yes	Yes
Editor pick Featured inside curated shortlists	Standard listing	Highlighted

Coverage overlap

Shared categories

Categories where both tools offer overlapping coverage.

Financials Insider Data IPO

MarketWatch strengths

Categories covered by MarketWatch but not SEC API (sec-api.io).

News Alerts Calendar Screeners Data Visualizations Watchlist Paper Trading Options ETF Overview ETF Holdings Analyst Price Targets Short Interest Interest Rates Yield Curves Newsletters

SEC API (sec-api.io) strengths

Categories covered by SEC API (sec-api.io) but not MarketWatch.

Data APIs Regulatory Filings Monitoring 13F 13D/13G Management Compensation APIs & SDKs

Frequently Asked Questions

Which workflows do MarketWatch and SEC API (sec-api.io) both support?

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

Do MarketWatch and SEC API (sec-api.io) require subscriptions?

Both MarketWatch and SEC API (sec-api.io) keep freemium access with optional paid upgrades, so you can trial each platform before committing.

Which tool has mobile access?

MarketWatch ships a dedicated mobile experience, while SEC API (sec-api.io) focuses on web or desktop access.

What unique strengths set the two platforms apart?

MarketWatch differentiates itself with Market data hub with stock and market screeners, mutual fund research, fund comparison, and multi-quote lookup tools., Personal watchlists available free with an account; syncs across web and mobile apps with customizable price and news alerts., and Comprehensive event calendars, including U.S. economic releases, corporate earnings, IPO schedules, and options-expiration dates., whereas SEC API (sec-api.io) stands out for Comprehensive API endpoints: query, full-text search, real-time streaming via WebSocket, download/PDF generator, XBRL-to-JSON conversion, and section extractors for 10-K/10-Q/8-K filings., Specialized form coverage including ADV, insider filings (Forms 3/4/5), 13F, 13D/G, Form 144, IPO registrations (S-1, 424B4), crowdfunding (Form C, Form D), Reg A filings, and fund reports (N-PORT, N-PX, N-CEN)., and Datasets include executive compensation, directors and board members, audit fees, subsidiaries, and public float/outstanding shares..

Other tools you might like

These profiles share overlapping coverage with both sides of this matchup.

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.