Best Data Visualizations Tools for Investing

OpenInsider

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OpenInsider is a free, utilitarian SEC Form 4 insider-trading screener for investors who want to monitor insider buying, insider selling, cluster buys, and transaction reports without paying for a data terminal. It is useful for fast first-pass insider activity research, but the interface is table-heavy and there is no formal paid support, SLA, mobile app, or documented public API.

Perplexity Finance

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Perplexity Finance is an AI-assisted finance research experience that combines cited answers with stock, ETF, fund, crypto, options, news, charts, screeners, earnings documents, ownership data, government trading views, and a developer finance_search tool. It is strongest for quick cited research and agentic finance data access, but AI answers still need verification and consumer plans are separate from Agent API billing.

Portfolio Performance

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Portfolio Performance is a free, open-source, local-first desktop portfolio tracker for investors who want detailed performance accounting, TTWROR/IRR reporting, multi-currency support, rebalancing, imports, exports, and privacy without broker credential sync. It is strongest for hands-on investors willing to maintain transactions locally, while the mobile app is mainly a read-only companion unless optional dashboard subscriptions are used.

Portfolio123

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Portfolio123 is a rules-based quant research and portfolio-management platform for investors who want stock and ETF screeners, ranking systems, factor research, realistic backtests, strategy simulations, portfolio tracking, broker connectivity, and API/DataMiner access. It is strongest for systematic investors who want point-in-time research workflows without building everything from code.

Seeking Alpha

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Seeking Alpha is a stock research and investment news platform for investors who want market news, contributor analysis, Quant Ratings, analyst ratings, portfolio alerts, screeners, and earnings transcript research in one place. It is strongest for idea generation and ongoing monitoring, with Premium or PRO needed for deeper research, AI summaries, full transcripts, factor grades, and advanced portfolio tools.

Simply Wall St

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Simply Wall St is a visual stock analysis and portfolio platform for long-term investors who prefer guided fundamental summaries over raw data tables. It is best known for its Snowflake-style company reports, global stock ideas, fair value views, dividend analysis, portfolio diagnostics, broker imports, and easy-to-scan visual research.

Stock Analysis

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Stock Analysis is a web and mobile research hub for investors who want stock screeners, financial statements, earnings calendars, market news, charts, analyst forecasts, watchlists, and portfolio tracking in one approachable workspace. It is strongest as an everyday due-diligence layer for researching public companies, ETFs, mutual funds, IPOs, dividends, corporate actions, and market movers without needing a professional terminal. Free access is useful but ad-supported and limited; Pro and Unlimited add broader history, saved screeners, alerts, exports, full ETF holdings, broker sync, advanced analyst filtering, and higher watchlist or download limits. It is not a broker, advisory service, portfolio accounting system, public API, custom quant platform, or data redistribution source.

Stockopedia

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Stockopedia is a paid stock research and screening platform for investors who want StockRanks, StockReports, GuruScreens, factor-style idea generation, portfolio Folios, alerts, and exportable screen data across selected regions. It is strongest for disciplined Quality, Value, and Momentum screening rather than broker execution or API-based data delivery.

TIKR

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TIKR is a browser-based global equity research terminal for investors who care about fundamentals, financial statements, analyst estimates, valuation work, transcripts, filings, and stock screening. It is strongest for long-term stock research across global markets, with paid plans unlocking the deeper history, broader coverage, exports, and workflow limits that serious investors usually need.

TipRanks

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TipRanks is an investment research platform built around analyst ratings, price targets, expert rankings, Smart Score, AI stock analysis, news sentiment, insider signals, hedge-fund activity, and portfolio tools. It is strongest for investors who want to compare market opinions and stock forecasts quickly, with Premium and Ultimate unlocking more of the expert, portfolio, export, and AI workflow.

TradingView

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TradingView is a chart-first market analysis platform for traders who want powerful charts, screeners, alerts, Pine Script, paper trading, and broker-connected trading across many asset classes. It is strongest when technical analysis, custom indicators, strategy testing, watchlists, and real-time market monitoring are part of the same workflow. The free Basic plan is useful for trying the product, but active users usually run into limits on charts, indicators, alerts, watchlists, and historical bars. Some real-time exchange data is sold separately.

Uncle Stock

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Uncle Stock is a global fundamental stock screener and screener-backtesting platform for DIY and value investors who want many financial metrics, guru-style screens, watchlists, historical backtests, CSV export, and AI/MCP stock-search access. It is strongest for long-term fundamental screening and value research, while API access, advanced backtesting, exports, crypto coverage, and unlimited MCP usage are gated to higher plans.

13F Insight

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13F Insight is an SEC-filings intelligence platform for investors who want to track institutional 13F holdings, Form 4 insider trades, 13D/G ownership, watchlists, smart-money alerts, and AI answers grounded in filing citations. It is strongest for hedge-fund and institutional-ownership research, but 13F filings are delayed by design and AI summaries should be checked against the underlying SEC documents.

Addepar

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Addepar is an enterprise wealth and investment management platform for RIAs, family offices, private banks, asset managers, and institutions that need multi-asset portfolio accounting, reporting, trading, client portals, alternatives workflows, APIs, and firm-wide data infrastructure. It is strongest as a professional portfolio system of record, not a self-serve retail research app, and pricing, modules, integrations, market data, and implementation scope are sales-led.

AlphaSense

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AlphaSense is an enterprise market-intelligence and AI search platform for institutional research, corporate strategy, consulting, investor relations, and buy-side teams that need cited search across broker research, expert transcripts, filings, news, financial data, and internal documents. It is strongest for team-scale research workflows and proprietary content access, with sales-led annual pricing and Enterprise-only internal-content ingestion.

AmiBroker

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AmiBroker is a Windows desktop technical analysis and trading-system development platform for advanced traders and quants who want AFL scripting, charting, scanning, portfolio backtesting, optimization, Monte Carlo analysis, and broker/data integrations. It is strongest for serious desktop strategy research with a one-time license, but data feeds, AmiQuote, real-time quotes, and the programming learning curve are separate considerations.

AUM 13F

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AUM 13F is a due-diligence web app for researching asset managers, institutional holdings, private funds, real estate managers, and limited-partner relationships from public filing sources. It is strongest for analysts who want a low-cost way to browse manager AUM, 13F holdings, EDGAR filings, IAPD records, CAFR-sourced LP portfolios, source links, portfolios, and alerts, but 13F data remains delayed and incomplete by design.

Bank of Japan (BOJ)

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The Bank of Japan website is the official free source for Japanese monetary policy releases, meeting schedules, BOJ statistics, release calendars, time-series downloads, charts, and API access. It is strongest for analysts, students, developers, and investors who need primary-source Japan rates, FX, money stock, TANKAN, balance-of-payments, and central-bank data, but it is a macro data source rather than an investing app or security-level research terminal.

BankAnalysis

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BankAnalysis is a private-beta research platform built specifically for U.S. bank stocks, combining standardized bank financials, bank-specific metrics, SEC filings, earnings-call transcripts, screening, peer comparison, charts, branch maps, and a cited AI analyst named Jamie. It is strongest for investors and analysts who need deposits, net interest margin, credit quality, capital, branches, and regulatory-style bank context instead of generic equity metrics, but access is still waitlist/private beta and public pricing is not posted.

Barchart cmdtyView

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Barchart cmdtyView combines exchange-traded futures data, physical commodity pricing, charting, news, analytics, economic data, and connected commodity workflows. It is designed for commercial, agricultural, energy, metals, trading, procurement, and risk teams rather than general stock research.

Barron's

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Barron's is a subscription investing publication from Dow Jones for investors who want market journalism, stock ideas, portfolio context, newsletters, mobile access, and a Market Data Center for quotes, screeners, funds, bonds, commodities, currencies, and crypto. It is strongest for editorial analysis and investor reading workflows, while pricing is promotion-heavy, premium products can be separate upsells, and it is not a modeling terminal, broker, or public data API.

BIS Data Portal

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BIS Data Portal is the official free statistics portal from the Bank for International Settlements for global macro-financial time series, exports, bulk downloads, release calendars, charts, tables, and SDMX API access. It is strongest for analysts, students, quants, and builders who need cross-country banking, credit, debt, derivatives, liquidity, property-price, exchange-rate, and central-bank statistics, but it is an official macro data source rather than an equity terminal or trading platform.

Börsdata

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Börsdata is a Nordic-first equity analytics, screening, and data platform for investors who want long-history fundamentals, thousands of ratios, strategy screens, ownership data, insider and short-selling context, technical charts, reports, watchlists, calendars, and API or spreadsheet access. It is strongest for Nordic stock research, while global coverage, holdings data, Excel/Sheets workflows, and REST API access depend on paid tiers and professional users are routed to Enterprise.

Business Quant

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Business Quant is a U.S. equities research, screening, KPI, and financial-data platform for investors who want fundamentals, operating metrics, segment data, analyst estimates, ratings, warnings, 13F ownership, insider trades, exports, and API access. It is strongest for U.S. stock research where business-driver KPIs matter, but free KPI depth is shallow and serious API, export, history, and commercial-use workflows require paid plans.

camelcamelcamel (UK)

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camelcamelcamel UK is a free Amazon price-tracking site for shoppers, ecommerce researchers, and consumer-products analysts who want Amazon UK price-history charts, price-drop alerts, wishlist imports, RSS, bookmarklets, and the Camelizer browser extension. It is useful for product-pricing context and purchase timing, but it is an Amazon consumer tool rather than a company fundamentals platform, market-data feed, or investment research terminal.

CB Insights

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CB Insights is an enterprise market-intelligence platform for strategy, innovation, venture, corporate development, M&A, and investment teams researching private companies, public companies, investors, deals, markets, business relationships, and competitive signals. It is strongest for private-market intelligence, AI-assisted scouting, market maps, predictive scores, and workflow integrations, but pricing is request-based and data feeds or enterprise integrations require commercial scope.

CFPB Consumer Complaint Database

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CFPB Consumer Complaint Database is the official free U.S. regulatory dataset for consumer financial complaints about banks, lenders, credit bureaus, fintechs, debt collectors, mortgage servicers, cards, payments, and other consumer-finance products. It is strongest for analysts who need complaint trends by company, product, issue, geography, response status, narrative availability, downloads, and API access, but complaints are submissions rather than verified findings.

Chaikin Analytics

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Chaikin Analytics is a Power Gauge-centered investment research platform with stock and ETF ratings, market insights, newsletters, model portfolios, tactical publications, money-flow ideas, and research products. It is useful for investors who want a blend of fundamental, technical, and money-flow signals, but pricing and entitlements vary by publication and are not summarized in a simple public table.

ChartMill

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ChartMill is a browser-based stock screener, charting, ratings, alerts, and research platform for self-directed traders and investors screening U.S., Canadian, and European stocks and some ETFs. It is strongest for repeatable technical and fundamental screen workflows, swing-trading ideas, watchlists, alerts, market dashboards, ChartMill ratings, and strategy templates, but paid access does not turn it into a real-time broker or full portfolio accounting system.

Delta by eToro

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Delta by eToro is a multi-asset portfolio tracker for stocks, ETFs, funds, crypto, NFTs, forex, commodities, indices, brokers, exchanges, and wallets. It is useful when you want one read-only portfolio view across accounts and asset classes rather than another place to trade.

Dune

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Dune is a crypto and onchain analytics platform for SQL dashboards, decoded blockchain data, APIs, alerts, uploads, teams, and AI-agent workflows. It is useful when you want to build or automate custom onchain analysis across many blockchains rather than consume a fixed market-data screen.

ECB Data Portal

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ECB Data Portal is the official free European Central Bank source for ECB statistics, euro area macro data, interest rates, exchange rates, yield curves, downloads, charts, and SDMX API access. It is useful when you need primary-source European macro data rather than a commercial terminal summary.

EIA Open Data

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EIA Open Data is the U.S. government source for statistical and operational energy data. Analysts and developers can browse energy series or retrieve them through a free API, bulk files, and spreadsheet tools for macro, commodity, utility, and energy-market research.

EMMA

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EMMA is the official public transparency platform for the U.S. municipal-securities market. It brings together disseminated trade prices, offering documents, continuing disclosures, credit ratings, issuer information, new-issue calendars, alerts, and market statistics for municipal-bond research.

EPSMomentum

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EPSMomentum is a U.S. stock and ETF analytics platform for earnings momentum, estimate revisions, PEAD drift, timing signals, scanners, AI analysis, and market dashboards. It is useful when earnings acceleration and entry-timing discipline are central to your research process.

ETF Action

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ETF Action is an ETF analytics platform for advisors, asset managers, and ETF-focused investors who need classification, look-through holdings, overlap, flows, model portfolios, 13F screening, exports, and enterprise data workflows. It is useful when ETF research and model construction need more depth than a free quote page.

ETF Central

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ETF Central is a free ETF research and education site for screening, comparing, watching, and learning about U.S.-listed ETFs. It supports approachable ETF discovery, segment flows, portfolio building, news, and ETF education before moving to execution or deeper portfolio accounting elsewhere.

ETF Research Center

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ETF Research Center is an ETF analytics site powered by AltaVista Research, focused on constituent fundamentals, valuations, overlap, stock locator workflows, portfolio building, and ETF reports. It is useful when ETF analysis needs to look through the fund wrapper into holdings and fundamental exposure.

eToro

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eToro is a multi-asset broker and social trading platform for stocks, ETFs, options, crypto, commodities, and currencies where available. It is useful when CopyTrader, Smart Portfolios, fractional investing, and a large demo account matter more than advanced research or tax-lot workflows.

European Central Bank (ECB) — Statistics & Data

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European Central Bank Statistics & Data is the official ECB source for euro-area statistics, policy rates, FX reference rates, yield curves, inflation, macro indicators, downloads, and SDMX API access. It is useful when you need primary-source European macro and rates data rather than investment-app commentary.