VOL. XCIV, NO. 247

★ FINANCIAL TOOLS & SERVICES DIRECTORY ★

PRICE: 5 CENTS

Sunday, October 5, 2025

View Alpha Vantage View Similarweb Back to Home

Head-to-head

Alpha Vantage vs Similarweb comparison

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

Quick takeaways

Alpha Vantage adds News, News Sentiment, Calendar, Dividends, Splits, IPO, Delisted, Inflation Rates, Unemployment Rates, GDP, Interest Rates, Options & Derivatives, ETF Holdings, Transcripts, and Insider Data coverage that Similarweb skips.

Similarweb includes App & Website Traffic, and Data Visualizations categories that Alpha Vantage omits.

Alpha Vantage highlights: Equity time series for global stocks (intraday down to 1-minute, plus daily/weekly/monthly) with 20+ years of history, including pre- and post-market support and adjustment toggles for splits and dividends., US options coverage with real-time and historical data spanning over 15 years, including optional greeks and implied volatility outputs in JSON or CSV., and Fundamentals and corporate actions such as company overviews, financials, dividends, splits, plus ETF profiles and holdings..

Similarweb is known for: Website traffic and engagement analytics, including keyword research, referral sources, and a free traffic checker tool., APIs available in REST and Batch modes: REST delivers JSON responses, while Batch handles large CSV reports., and Webhook support for subscribing to daily or monthly data releases, with options to manage subscriptions directly..

Alpha Vantage

alphavantage.co

Hands-on review

REST APIs delivering global market data in JSON and CSV. The free tier allows 25 requests per day, while premium plans remove limits and unlock real-time and 15-minute delayed US equities plus real-time US options. Entitlements and account management are handled through the Alpha X Terminal.

Platforms

Web

API

Pricing

Free

Subscription

Quick highlights

Equity time series for global stocks (intraday down to 1-minute, plus daily/weekly/monthly) with 20+ years of history, including pre- and post-market support and adjustment toggles for splits and dividends.
US options coverage with real-time and historical data spanning over 15 years, including optional greeks and implied volatility outputs in JSON or CSV.
Fundamentals and corporate actions such as company overviews, financials, dividends, splits, plus ETF profiles and holdings.
Corporate calendars: earnings announcements, IPO schedules, listings, and delisting status.
Alpha Intelligence datasets with market news and sentiment, earnings call transcripts, insider transactions, and daily gainers/losers.

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Similarweb

similarweb.com

Digital intelligence platform providing website and app traffic data, engagement benchmarks, and competitive insights. API access is sold separately or bundled with Enterprise plans, and is required for most native integrations (Excel, Sheets, Tableau, Power BI, Salesforce, HubSpot, Snowflake, Databricks). Webhooks support daily and monthly data release notifications. A free DigitalRank API offers basic website ranking data.

Platforms

Web

API

Pricing

Free

Subscription

Quick highlights

Website traffic and engagement analytics, including keyword research, referral sources, and a free traffic checker tool.
APIs available in REST and Batch modes: REST delivers JSON responses, while Batch handles large CSV reports.
Webhook support for subscribing to daily or monthly data releases, with options to manage subscriptions directly.
Data Exporter for no-code bulk exports, including scheduled email delivery and CSV downloads.
Bulk input support for uploading CSV lists (up to ~1M entries per report) to create large exports.

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Overlap

Shared focus areas

3 overlaps

Mutual strengths include Data APIs, APIs & SDKs, and Sheets / Excel Add-ins.

Where they differ

Alpha Vantage

Distinct strengths include:

Equity time series for global stocks (intraday down to 1-minute, plus daily/weekly/monthly) with 20+ years of history, including pre- and post-market support and adjustment toggles for splits and dividends.
US options coverage with real-time and historical data spanning over 15 years, including optional greeks and implied volatility outputs in JSON or CSV.
Fundamentals and corporate actions such as company overviews, financials, dividends, splits, plus ETF profiles and holdings.
Corporate calendars: earnings announcements, IPO schedules, listings, and delisting status.

Similarweb

Distinct strengths include:

App & Website Traffic

Data Visualizations

Website traffic and engagement analytics, including keyword research, referral sources, and a free traffic checker tool.
APIs available in REST and Batch modes: REST delivers JSON responses, while Batch handles large CSV reports.
Webhook support for subscribing to daily or monthly data releases, with options to manage subscriptions directly.
Data Exporter for no-code bulk exports, including scheduled email delivery and CSV downloads.

Feature-by-feature breakdown

Attribute	Alpha Vantage	Similarweb
Categories Which research workflows each platform targets	Shared: Data APIs, APIs & SDKs, Sheets / Excel Add-ins Unique: News, News Sentiment, Calendar, Dividends, Splits, IPO, Delisted, Inflation Rates, Unemployment Rates, GDP, Interest Rates, Options & Derivatives, ETF Holdings, Transcripts, Insider Data	Shared: Data APIs, APIs & SDKs, Sheets / Excel Add-ins Unique: App & Website Traffic, Data Visualizations
Asset types Supported asset classes and universes	Stocks, ETFs, Options, Currencies, Cryptos, Commodities, Mutual Funds	Other
Experience levels Who each product is built for	Beginner, Intermediate, Advanced	Beginner, Intermediate, Advanced
Platforms Where you can access the product	Web, API	Web, API
Pricing High-level pricing models	Free, Subscription	Free, Subscription
Key features Core capabilities called out by each vendor	Unique Equity time series for global stocks (intraday down to 1-minute, plus daily/weekly/monthly) with 20+ years of history, including pre- and post-market support and adjustment toggles for splits and dividends. US options coverage with real-time and historical data spanning over 15 years, including optional greeks and implied volatility outputs in JSON or CSV. Fundamentals and corporate actions such as company overviews, financials, dividends, splits, plus ETF profiles and holdings. Corporate calendars: earnings announcements, IPO schedules, listings, and delisting status. Alpha Intelligence datasets with market news and sentiment, earnings call transcripts, insider transactions, and daily gainers/losers. Coverage across FX and crypto exchange rates (including intraday), commodities (oil, metals, agriculture), and US macro indicators like GDP, CPI, interest rates, and unemployment.	Unique Website traffic and engagement analytics, including keyword research, referral sources, and a free traffic checker tool. APIs available in REST and Batch modes: REST delivers JSON responses, while Batch handles large CSV reports. Webhook support for subscribing to daily or monthly data releases, with options to manage subscriptions directly. Data Exporter for no-code bulk exports, including scheduled email delivery and CSV downloads. Bulk input support for uploading CSV lists (up to ~1M entries per report) to create large exports. Dashboard and table exports in Excel, PDF, PPT, and PNG formats.
Tested Verified by hands-on testing inside Find My Moat	Yes	Not yet
Editor pick Featured inside curated shortlists	Standard listing	Standard listing

Frequently Asked Questions

Which workflows do Alpha Vantage and Similarweb both support?

Both platforms cover Data APIs, APIs & SDKs, and Sheets / Excel Add-ins workflows, so you can research those use cases in either tool before digging into the feature differences below.

Do Alpha Vantage and Similarweb require subscriptions?

Both Alpha Vantage and Similarweb keep freemium access with optional paid upgrades, so you can trial each platform before committing.

How can you access Alpha Vantage and Similarweb?

Both Alpha Vantage and Similarweb prioritize web or desktop access. Investors wanting a mobile-first workflow may need to rely on responsive web views.

What unique strengths set the two platforms apart?

Alpha Vantage differentiates itself with Equity time series for global stocks (intraday down to 1-minute, plus daily/weekly/monthly) with 20+ years of history, including pre- and post-market support and adjustment toggles for splits and dividends., US options coverage with real-time and historical data spanning over 15 years, including optional greeks and implied volatility outputs in JSON or CSV., and Fundamentals and corporate actions such as company overviews, financials, dividends, splits, plus ETF profiles and holdings., whereas Similarweb stands out for Website traffic and engagement analytics, including keyword research, referral sources, and a free traffic checker tool., APIs available in REST and Batch modes: REST delivers JSON responses, while Batch handles large CSV reports., and Webhook support for subscribing to daily or monthly data releases, with options to manage subscriptions directly..

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