Investing Tools Ranked by Domain Rating

FINRA Fixed Income Data

FINRA Fixed Income Data publishes U.S. bond details, TRACE transactions, trade history, and aggregate market reports. It is useful for checking executed prices and volumes. TRACE is not a live quote system, exchange, or execution venue.

FT Markets (Markets data - Financial Times)

FT Markets brings Financial Times market data close to global equities, funds, ETFs, bonds, commodities, currencies, watchlists, portfolios, alerts, charts, and screens. It is useful for FT readers who want market tracking beside the newsroom. Market data is delayed by at least 15 minutes, and saving tools requires a free FT account.

Investopedia

Investopedia combines free finance education, market news, explainers, calculators, newsletters, and a Stock Simulator. It is useful for beginners, students, educators, and practice accounts. The simulator supports NYSE and Nasdaq equities and basic options, but not live execution.

MSN Money

MSN Money is a free Microsoft finance portal for market news, quotes, watchlists, company pages, earnings calendars, funds, and basic personal finance. It is for casual monitoring and beginner research, not professional analytics or trading.

Open Payments (CMS)

Open Payments is CMS's public database of payments, research funding, and ownership interests reported by drug and device companies and group purchasing organizations. It covers physicians, certain non-physician practitioners, and teaching hospitals. A published payment does not mean the relationship was improper.

SEC EDGAR - Company Filings (Full‑Text Search & Search Filings)

SEC EDGAR is the free public source for company, fund, insider, ownership, prospectus, and XBRL filings submitted to the SEC. It has full-text search, latest filings, RSS, CIK lookup, public JSON APIs, archives, and bulk files. Most filings still need parsing before comparison or analysis.

SEC.gov (EDGAR)

SEC.gov EDGAR is the official free source for U.S. company, fund, insider, and 13F filings, with full-text search, RSS, bulk archives, and public JSON APIs. It is the validation source for filings research, not a polished commercial terminal.

Semrush

Semrush provides SEO, marketing, traffic, and AI-search visibility data that investors can use as alternative evidence for search-dependent companies, publishers, SaaS, ecommerce, and consumer brands. Its metrics are modeled signals, not reported revenue or fundamentals. Semrush is marketing software, not a broker or portfolio system.

U.S. Bureau of Labor Statistics (BLS)

The U.S. Bureau of Labor Statistics publishes official US data on employment, unemployment, inflation, wages, productivity, prices, and occupations. Public tools include series reports, bulk files, release calendars, and two API versions.

World Bank Open Data (data.worldbank.org)

World Bank Open Data provides free global indicators, country profiles, downloads, charts, and APIs for development, demographic, and economic research. It is not a security screener or broker.

Ahrefs

Ahrefs gives investors a way to check the web demand around digital businesses, publishers, marketplaces, SaaS companies, and consumer brands. It measures search traffic, keywords, backlinks, and AI visibility. Those numbers are estimates, not company filings or a portfolio system.

Cash App

Cash App Investing is a U.S. beginner brokerage inside the Cash App. It offers stocks, ETFs, Bitcoin, fractional shares, recurring buys, Round Ups, and tax forms. The tradeoff is simplicity: there are no options, bonds, advanced research, broad order types, portfolio analytics, or international access.

CFPB Consumer Complaint Database

The CFPB Consumer Complaint Database publishes complaints about consumer financial products and services. Users can study records by company, product, issue, geography, and response through the site, a CSV download, or the API. The CFPB does not verify the consumer's account.

Federal Reserve Board (FRB.gov)

FRB.gov is the Federal Reserve's primary source for policy material, FOMC dates, statistical releases, interest rates, balance sheets, bank data, FX, industrial production, and downloadable series. It is official macro infrastructure, not a commercial investing terminal.

Glassdoor

Read what current and former employees say about a company. Compare recurring themes in reviews, see where the company is hiring, and check what it pays. This is qualitative alternative data, so confirm the pattern with company filings, other job boards, and interviews.

MarketWatch

MarketWatch combines Dow Jones financial news with quotes, watchlists, screens, calendars, BigCharts, options chains, fund research, rates, newsletters, and Virtual Stock Exchange. It is a consumer market site, not a broker, professional terminal, API, or modeling system; delays and subscription boundaries still apply.

Perplexity Finance

Perplexity Finance combines cited AI answers with stocks, ETFs, funds, crypto, options, news, charts, screens, earnings documents, ownership, government-trading views, and a finance_search tool. Answers still need verification, and consumer plans are billed separately from the API.

TradingView

TradingView combines charts, screeners, alerts, Pine Script, paper trading, and broker connections across many asset classes. Basic is free. Paid plans raise chart, indicator, alert, watchlist, history, and portfolio limits. Some real-time exchange data costs extra.

Visible Alpha

Visible Alpha provides model-derived estimates, company KPIs, consensus, historical actuals, and research tools. Access is licensed through S&P Global. It is not a retail screener or open API.

EIA Open Data

EIA Open Data is the U.S. government's source for energy statistics and operational data. Browse the series or use the free API, bulk files, and spreadsheet tools for commodity, utility, macro, and energy-market research.

FDIC BankFind Suite (BankFind)

The FDIC's free lookup and data service covers insured U.S. banks and branches, bank histories, structure changes, failures, financials, deposits, API access, and bulk files.

FRED (Federal Reserve Economic Data)

FRED is the Federal Reserve Bank of St. Louis' free macroeconomic database. Use its series, charts, release calendar, Excel tools, mobile apps, and REST API for inflation, rates, GDP, employment, FX, credit, and market indicators. It is macro context, not equity fundamentals or brokerage infrastructure; API access needs a free key.

Khan Academy (Economics & Finance)

Khan Academy Economics & Finance is a free learning hub for economics, finance, markets, financial literacy, personal finance, and basic investing. Lessons, videos, articles, and exercises suit beginners, students, educators, and onboarding. It does not provide market data, screens, portfolios, trading, or professional credentials.

Nasdaq.com

Nasdaq.com offers exchange-branded quotes, news, screens, calendars, filings, options chains, watchlists, company financials, ownership, and IPO context. Its free My Quotes page lets account holders save up to 20 watchlist symbols. It is not Nasdaq Data Link, a licensed feed, broker, or professional API.

NerdWallet Compound Interest Calculator

NerdWallet's Compound Interest Calculator is a free, no-login tool for estimating savings or investment growth. It is for simple education and scenarios, not portfolio imports, market data, tax models, or advice.

The Motley Fool

The Motley Fool publishes market commentary, education, watchlists, portfolios, and paid stock recommendations. It suits investors who want editorial and model-portfolio guidance rather than raw data, APIs, or custom valuation. It is not a broker, tax tool, or portfolio manager.

Wise (Interest & Stocks)

Wise combines international money transfers with interest and stock features in eligible markets. It is useful for simple cash and investing access inside a money app, not advanced research, trading, or portfolio analytics.

Barron's

Barron's combines Dow Jones market reporting with stock ideas, portfolio coverage, newsletters, mobile reading, and a market-data area for quotes, funds, bonds, commodities, currencies, and crypto. It works best as an editorial research subscription, not as a broker or modeling terminal. Promotions and premium add-ons can change the price.

Investing.com

Investing.com combines quotes, charts, news, calendars, watchlists, alerts, portfolios, screens, and mobile monitoring. InvestingPro adds paid AI tools, stock ideas, valuation estimates, Health Scores, ProTips, and more fundamental data.

Morningstar Investor

Morningstar Investor is a subscription research service for ratings, analyst reports, fair values, moat research, screens, and portfolio analysis across stocks, funds, and ETFs. It suits long-term research more than active trading or broker automation.

Similarweb

Similarweb estimates web traffic, app usage, keywords, referrals, competitors, technologies, and online market share. It is alternative data for digital businesses, not reported financials. History, exports, APIs, integrations, and enterprise use are paid or custom.

Bank of England

The Bank of England site is the primary free source for UK monetary-policy decisions, MPC minutes, Monetary Policy Reports, rates, exchange rates, statistics, and yield-curve files. It is a reference source for macro research, not a trading app. Some series arrive as downloads rather than through a complete API.

BIS Data Portal

The Bank for International Settlements' free data portal covers banking, credit, debt, derivatives, liquidity, property prices, exchange rates, central banks, and payments. It includes charts, downloads, a release calendar, and an SDMX API.

Charles Schwab

Charles Schwab combines a U.S. brokerage, research, screeners, tax workflows, thinkorswim, paper trading, alerts, market data, and Trader API access. It suits investors who want one regulated account for long-term investing and active trading. It is a broker, not an open market-data API.

Fidelity (Fidelity Brokerage Services LLC)

Fidelity combines a U.S. brokerage, research, mobile and active-trader apps, options, bonds, mutual funds, fractional shares, and a separate crypto account. It has no public trading API, and several products and data services have separate fees.

Benzinga

Benzinga is a real-time market-news and trading-data service for active traders, investors, developers, and data buyers. It covers alerts, scanners, calendars, squawk, options activity, analyst actions, filings, transcripts, and APIs. Real-time tools require a paid plan or add-on, and Benzinga does not provide portfolio accounting.

CB Insights

CB Insights is an enterprise intelligence service for strategy, innovation, venture, corporate development, M&A, and investment teams. It maps private and public companies, investors, deals, markets, and competitive signals, with AI scouting and workflow integrations. Pricing and data-feed scope are commercial discussions.

Federal Reserve Bank of New York - Data & Statistics

The New York Fed publishes reference rates, market-operations data, SOMA holdings, primary-dealer statistics, surveys, and research indicators. It is useful for SOFR, EFFR, OBFR, funding markets, Treasuries, agency MBS, and macro data through exports and APIs, not for screening or trading.

IBISWorld

IBISWorld sells industry reports, risk ratings, forecasts, financial benchmarks, business-environment profiles, APIs, and AI report search. It can provide industry context before a company or sector review. Membership pricing is quote based, and individual reports carry high one-time prices.

Revolut (Invest)

Revolut Invest puts stocks, ETFs, bonds, crypto, commodities, alerts, news, and basic portfolios inside the Revolut app where available. It suits existing customers and beginners; fees, products, Trading Pro, and robo features vary by country, entity, and plan.