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Friday, December 26, 2025

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Tool Comparison

GammaWins Calculator vs Stocknear comparison

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

Quick takeaways

GammaWins Calculator adds Options P&L coverage that Stocknear skips.

Stocknear includes Screeners, Watchlist, News, Alerts, Calendar, Dark Pool & Off-Exchange, Financials, ETF Overview, ETF Holdings, ETF Performance, Analyst Price Targets, Analyst Recommendations, Analyst Forecasts, Insider Data, 13F, US Government Trades, Dividend, AI, and AI Chat categories that GammaWins Calculator omits.

In depth comparison

GammaWins Calculator

gammawins.com

Web-based options profit calculator focused on payoff + Greeks visualization. Core tools are usable without an account; some account-only features will prompt sign-in. Market data shown in the calculator is currently 15-minute delayed; GammaWins states paid tiers are planned for live data + direct index feeds.

Platforms

Web

Pricing

Free

Quick highlights

Payoff/strategy value visualization over time and underlying price, with optional Greeks overlays.
Built-in templates for common options strategies (single-leg, spreads, volatility, and complex multi-leg strategies) and supports building custom multi-leg strategies.
Supports US equity and equity-index options plus Danish/Swedish/Norwegian equity and index options listed on Nasdaq Nordic.
Options quotes are sourced via OPRA (calculator currently displays 15-minute delayed data for options and stock prices).
Modeling: uses Black-Scholes for European options (mainly index options) and stock calls, and Bjerksund-Stensland for American puts.

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Stocknear

stocknear.com

EU-built stock research platform focused on U.S. markets. Features real-time options flow (Benzinga), 15‑min delayed dark-pool prints, analyst targets/ratings, hedge-fund 13F explorer, U.S. Congress trades, earnings calendar/news feed, business metrics, watchlists and alerts, plus an AI Agent for conversational research. Market data/fundamentals/ETF analytics are sourced from Financial Modeling Prep; options chains from Intrinio (OPRA). Company is Stocknear GmbH (Siegen, Germany). No public API as of Sept 2025.

Platforms

Web

Pricing

FreeSubscription

Quick highlights

Ticker pages with tabs for Financials, Statistics, Business Metrics, Forecasts, Dark Pool, Options, Insider, Dividends, and History.
Real-time options flow feed and unusual activity; options chains available (OPRA-sourced).
Dark pool & off-exchange trade tape (15‑minute delay).
Hedge Fund tracker (13F) with institution list (downloadable) and holdings analytics.
U.S. Congress trading dashboard access.

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Where they differ

GammaWins Calculator

Distinct strengths include:

Options P&L

Payoff/strategy value visualization over time and underlying price, with optional Greeks overlays.
Built-in templates for common options strategies (single-leg, spreads, volatility, and complex multi-leg strategies) and supports building custom multi-leg strategies.
Supports US equity and equity-index options plus Danish/Swedish/Norwegian equity and index options listed on Nasdaq Nordic.
Options quotes are sourced via OPRA (calculator currently displays 15-minute delayed data for options and stock prices).

Stocknear

Distinct strengths include:

Screeners Watchlist News Alerts Calendar Dark Pool & Off-Exchange Financials ETF Overview

Ticker pages with tabs for Financials, Statistics, Business Metrics, Forecasts, Dark Pool, Options, Insider, Dividends, and History.
Real-time options flow feed and unusual activity; options chains available (OPRA-sourced).
Dark pool & off-exchange trade tape (15‑minute delay).
Hedge Fund tracker (13F) with institution list (downloadable) and holdings analytics.

Feature-by-feature breakdown

Attribute	GammaWins Calculator	Stocknear
Categories Which research workflows each platform targets	Shared: Options & Derivatives, Data Visualizations Unique: Options P&L	Shared: Options & Derivatives, Data Visualizations Unique: Screeners, Watchlist, News, Alerts, Calendar, Dark Pool & Off-Exchange, Financials, ETF Overview, ETF Holdings, ETF Performance, Analyst Price Targets, Analyst Recommendations, Analyst Forecasts, Insider Data, 13F, US Government Trades, Dividend, AI, AI Chat
Asset types Supported asset classes and universes	Options, Stocks	Stocks, ETFs, Options
Experience levels Who each product is built for	Intermediate, Advanced	Beginner, Intermediate, Advanced
Platforms Where you can access the product	Web	Web
Pricing High-level pricing models	Free	Free, Subscription
Key features Core capabilities called out by each vendor	Unique Payoff/strategy value visualization over time and underlying price, with optional Greeks overlays. Built-in templates for common options strategies (single-leg, spreads, volatility, and complex multi-leg strategies) and supports building custom multi-leg strategies. Supports US equity and equity-index options plus Danish/Swedish/Norwegian equity and index options listed on Nasdaq Nordic. Options quotes are sourced via OPRA (calculator currently displays 15-minute delayed data for options and stock prices). Modeling: uses Black-Scholes for European options (mainly index options) and stock calls, and Bjerksund-Stensland for American puts. Dividend handling currently assumes a constant dividend rate based on recent payout history; a more advanced dividend model using exact ex-dividend dates / finite-difference is described as part of an upcoming paid plan.	Unique Ticker pages with tabs for Financials, Statistics, Business Metrics, Forecasts, Dark Pool, Options, Insider, Dividends, and History. Real-time options flow feed and unusual activity; options chains available (OPRA-sourced). Dark pool & off-exchange trade tape (15‑minute delay). Hedge Fund tracker (13F) with institution list (downloadable) and holdings analytics. U.S. Congress trading dashboard access. Analyst section with ratings, price targets, and EPS/revenue forecasts.
Tested Verified by hands-on testing inside Find My Moat	Not yet	Not yet
Editor pick Featured inside curated shortlists	Standard listing	Standard listing

Frequently Asked Questions

Which workflows do GammaWins Calculator and Stocknear both support?

Both platforms cover Options & Derivatives, and Data Visualizations workflows, so you can research those use cases in either tool before digging into the feature differences below.

Do GammaWins Calculator and Stocknear require subscriptions?

Both GammaWins Calculator and Stocknear keep freemium access with optional paid upgrades, so you can trial each platform before committing.

How can you access GammaWins Calculator and Stocknear?

Both GammaWins Calculator and Stocknear 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?

GammaWins Calculator differentiates itself with Payoff/strategy value visualization over time and underlying price, with optional Greeks overlays., Built-in templates for common options strategies (single-leg, spreads, volatility, and complex multi-leg strategies) and supports building custom multi-leg strategies., and Supports US equity and equity-index options plus Danish/Swedish/Norwegian equity and index options listed on Nasdaq Nordic., whereas Stocknear stands out for Ticker pages with tabs for Financials, Statistics, Business Metrics, Forecasts, Dark Pool, Options, Insider, Dividends, and History., Real-time options flow feed and unusual activity; options chains available (OPRA-sourced)., and Dark pool & off-exchange trade tape (15‑minute delay)..

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