Best Free Calendar Tools for Investors

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.

Quartr

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Quartr is a qualitative public-market research platform for earnings calls, real-time transcripts, filings, reports, slide decks, analyst estimates, AI chat, and investor-relations data. The mobile app is useful for free earnings-call and transcript access, while Quartr Pro and Quartr API serve professional research, MCP, webhook, and data-integration workflows.

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.

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.

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.

Unusual Whales

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Unusual Whales is an options-flow and market-activity platform for traders who want real-time U.S. options trades, dark pool/off-exchange activity, alerts, screeners, news, congressional trading data, and developer API access. It is strongest for alert-driven options and order-flow research, with portfolio tracking, API, WebSocket streaming, and historical full-market options data handled through separate paid surfaces.

Alpha Vantage

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Alpha Vantage is an API-first financial data provider for developers, students, quants, and analysts who need a simple API key for stock, ETF, mutual fund, FX, crypto, options, commodities, fundamentals, news, sentiment, and macroeconomic datasets. It is strongest for learning, prototypes, spreadsheets, and personal API workflows, but the free quota is small, premium endpoints require membership, and commercial use needs separate licensing.

Autochartist

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Autochartist is an automated market-scanning and trader-engagement platform for active traders, brokers, and trading platforms that want chart-pattern detection, technical trade setups, economic-event analysis, news sentiment, alerts, position sizing, and API or MetaTrader integrations. It is strongest as a signal and workflow layer around technical trading, but pricing, modules, and access often depend on a broker or enterprise relationship rather than a simple public checkout.

Bank of England

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The Bank of England website is the official free source for UK monetary policy decisions, Bank Rate context, MPC calendars and minutes, Monetary Policy Reports, statistics, exchange-rate and interest-rate series, and UK yield-curve downloads. It is strongest as a primary-source macro and rates reference for analysts, students, investors, and developers, but it is not an investing app and some datasets, including yield curves, are delivered as files rather than a full API.

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.

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.

Bloomberg (Europe)

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Bloomberg Europe is the Bloomberg.com regional news hub and mobile-app experience for readers who want global business journalism, European market coverage, market snapshots, watchlists, alerts, Bloomberg TV and radio, podcasts, newsletters, and Bloomberg Businessweek access. It is strongest as a premium media subscription for investors and analysts, but it is not Bloomberg Terminal and does not provide professional terminal entitlements, execution, or institutional data workflows.

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.

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.

Dividend.com

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Dividend.com is a dividend research, screening, ratings, and watchlist site for income investors. It can be used to find dividend-paying stocks, ETFs, funds, REITs, MLPs, and preferreds, compare income ideas, and follow ex-dividend dates without using a full brokerage or portfolio accounting platform.

DivTracker

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DivTracker is a dividend portfolio tracker for web and iOS users who want income views, upcoming payouts, ex-dividend dates, alerts, CSV export, and optional U.S. brokerage linking. It supports dividend cash-flow tracking rather than broad research, trading, or tax accounting.

Earnings Hub

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Earnings Hub is a web and mobile earnings-season workspace for calendars, call access, transcripts, AI summaries, filing summaries, alerts, estimates, and watchlist monitoring. It is useful when your workflow starts with upcoming reports and earnings calls rather than broad valuation screens.

Earnings Whispers

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Earnings Whispers is an earnings-event research site built around whisper expectations, earnings calendars, sentiment, grades, options context, and post-earnings drift signals. It serves as a setup and expectations tool around earnings, not as a guarantee that a stock will move a certain way.

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.

Estimize

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Estimize is a crowdsourced earnings and macro-estimates platform for investors and data teams that want alternative expectations data before company reports and economic releases. It supports EPS, revenue, and macro forecast context, not for broad portfolio management or trading execution.

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.

EveryTicker

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EveryTicker is a free U.S. stock research platform focused on undercovered public companies, including microcaps, nanocaps, and OTC names. It supports fundamental reports, AI and traditional screening, watchlists, 13F ownership context, and investment-theme discovery before doing deeper diligence.

Federal Reserve Bank of New York - Data & Statistics

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Federal Reserve Bank of New York Data & Statistics is an official source for U.S. reference rates, markets operations data, SOMA holdings, primary dealer statistics, survey data, and research indicators. It is useful when investors, economists, and data teams need authoritative SOFR, EFFR, OBFR, funding-market, Treasury, agency MBS, and macro indicator data with exportable formats and public API access. It provides source data rather than an analytics product, stock screener, broker, portfolio tracker, alerting system, or full market-data terminal.

Federal Reserve Board (FRB.gov)

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Federal Reserve Board (FRB.gov) is the official U.S. central-bank source for policy materials, FOMC calendars, statistical releases, interest rates, balance sheet data, bank data, FX rates, industrial production, and Data Download Program files. It serves as a primary macro source, not a commercial investing terminal.

Financial Modeling Prep (FMP)

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Financial Modeling Prep (FMP) is a market-data API and spreadsheet-data provider for developers, analysts, quants, and product builders who need equities, ETFs, funds, FX, crypto, commodities, macro, ESG, ownership, news, calendars, transcripts, and fundamentals from one vendor. It is strongest when you want REST and WebSocket access plus Excel and Google Sheets add-ins at a lower entry price than enterprise terminals. The main buying questions are plan limits, geography, history depth, and dataset access: the free Basic tier is a limited EOD sandbox, while real-time, global, transcript, 13F, holdings, intraday, and bulk workflows require paid tiers.

FinancialData.Net

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FinancialData.Net is an API-first financial data platform for developers, analysts, spreadsheet users, and AI-agent builders who want broad market data, fundamentals, ownership, options, funds, ESG, calendars, news, Excel access, and MCP connectivity from one provider. It is strongest when breadth matters: stocks, ETFs, mutual funds, options, futures, crypto, forex, commodities, OTC securities, indices, filings-related datasets, and institutional/insider activity can sit behind one REST API. Serious use is paid, and compliance/security claims should be verified directly because no public audit reports were identified.

FinancialJuice

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FinancialJuice is a live market news and squawk service for traders who need fast audio headlines, real-time text updates, macro calendar context, and market-moving event alerts across equities, rates, FX, commodities, crypto, and futures. Developers can also consume news headlines and economic-calendar events as JSON through the documented WebSocket Stream API. It is strongest for time-to-awareness around economic releases, central-bank news, geopolitical headlines, and session prep rather than deep valuation work. Free access exists, but real-time web, mobile, and API workflows depend on the relevant paid plan.

FRED (Federal Reserve Economic Data)

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FRED (Federal Reserve Economic Data) is the free macroeconomic time-series database from the Federal Reserve Bank of St. Louis, used by students, investors, analysts, quants, and product builders who need trusted economic data, charts, release calendars, Excel access, mobile apps, and a REST API. It is strongest for official macro context around inflation, rates, GDP, employment, exchange rates, credit, and market indicators rather than equity fundamentals or brokerage workflows. API users need a free API key, and usage remains subject to FRED terms and source-specific data restrictions.

FX Replay

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FX Replay is a browser-based manual backtesting and bar-replay platform for traders practicing forex, futures, crypto, commodities, and related multi-asset setups. It is strongest for discretionary strategy practice: replay sessions, multi-chart layouts, multi-pair testing, journaling, checklists, Monte Carlo, risk-reward simulation, CSV imports, and economic-calendar context help traders review execution without connecting a live broker. It is not an automated strategy engine, and seconds-level data plus broader asset coverage are Pro-gated.

Gainify

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Gainify was an AI stock research and portfolio platform for global equities, combining screening, S&P Global-powered data, stock reports, valuation charts, AI analysis, earnings summaries, watchlists, portfolio tracking, investor activity, and insider/Congress trading signals. It is discontinued: the canonical homepage says Gainify.io is closed and the service is no longer available. Historical product research and comparisons remain useful, but Gainify is not a current signup option.

Groww - IPOs (Apply & Calendar)

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Groww IPO is the IPO calendar and application workflow inside Groww for Indian retail investors who want to browse upcoming, open, and closed Indian IPOs, apply through UPI mandate, track allotment and listing status, and follow IPO-related updates from the same broker ecosystem. It is strongest when the user needs an action path from IPO discovery to application, not just IPO news. The workflow is India-specific and account-dependent: applying requires Groww brokerage/KYC eligibility, supported UPI behavior, and exchange or registrar processes, while Groww Trading API access is separate and does not document IPO apply endpoints.

Hong Kong Exchanges and Clearing (HKEX)

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HKEX is the official Hong Kong exchange source for listed-company announcements, HKEXnews filings, corporate calendars, market alerts, delayed public quotes, and licensed market data services. It is strongest when investors and data teams need primary-source Hong Kong disclosures or official exchange feeds rather than third-party summaries. Public pages are useful and free, but real-time, historical tick, full order book, and redistribution workflows require paid HKEX Market Data Services, Data Marketplace products, and licensing.

InvestorGain

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InvestorGain is a free India primary-markets portal for IPO GMP, live IPO subscription status, allotment links, anchor investor data, IPO performance history, rights issues, NCDs, sovereign gold bonds, and broker comparisons. It is useful for retail investors checking mainboard and SME IPO demand signals before verifying official exchange, registrar, RHP, and broker details. Treat Grey Market Premium as unofficial sentiment data, not a guarantee of listing gains or a complete investment case.

IPO Watch (ipowatch.in)

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IPO Watch is a free India IPO news and tracking site for mainboard IPOs, SME IPOs, IPO GMP, subscription updates, allotment guidance, listing outcomes, and related corporate-action news. It is a useful retail-friendly starting point for IPO calendars, GMP today queries, allotment-status workflows, and quick listing-gain context. Because GMP is unofficial and the site is not a broker or SEBI-registered advisory product, users should verify figures against official exchanges, registrars, RHPs, and broker application pages.

IPOScoop

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IPOScoop is a U.S. IPO calendar, pricing, ratings, and IPO news site for investors who follow new issues from filing through pricing, first-day trading, quiet-period expiration, and lock-up expiration. Free pages cover IPO calendars, recent pricings, recent IPO lists, and IPO Buzz commentary, while subscriber access unlocks SCOOP Ratings and selected event trackers. It supports U.S. IPO monitoring, not as a broad stock screener, broker, valuation platform, or investment-advice service.

IPOWala.in

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India-focused IPO information portal (NSE/BSE context) with a live IPO Grey Market Premium (GMP) page and other IPO tracking pages (subscription status, allotment links, listing-performance tables, and buyback lists). GMP content is stated as informational only; the site states it does not trade, deal, or support grey-market / “subject-to” transactions, and recommends consulting a SEBI-registered advisor. The live GMP page returned HTTP 200 on 2026-07-01 and showed separate mainboard and SME GMP sections with updated timestamps.

ListingTrack

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ListingTrack is an event-driven market-intelligence platform for tracking IPOs, SPACs, de-SPACs, public M&A, pre-IPO pipelines, listing events, and related themes. It is useful for investors who want structured listing-event data and watchlist workflows that generic news feeds can miss. It is not a full fundamentals terminal, valuation modeler, broker, portfolio accounting system, or unrestricted data API.