VOL. XCIV, NO. 247
BEST INVESTING TOOLS COMPARISON
Tool details checked September 24, 2026
Tool Comparison
GammaWins Calculator vs OpenBB
Pick GammaWins Calculator instead if
GammaWins Calculator
Free • From $299/yr · Web
- You want the cheaper way in: plans start at $24.92/mo instead of $41.67/mo
- You want options p&l.
Start here
OpenBB
Free • From $500/yr · Web · Desktop · Mobile
- You do a lot of your research from your phone
- You want an API so you can script or automate things
- You want APIs & data feeds, sheets / excel add-ins, and custom dashboards.
Skip both if: Neither one clicks with how you research; there are strong third options.
See alternativesOutbound links may include affiliate or sponsor codes.
Our take
The bottom line
GammaWins Calculator and OpenBB cover a lot of the same ground (2 shared categories, options and data visualizations), so for the basics you won't go far wrong with either. OpenBB simply does more: 12 categories to GammaWins Calculator's 3, including APIs & data feeds, sheets / excel add-ins, and custom dashboards, plus a mobile app. GammaWins Calculator counters by starting cheaper at $24.92/mo.
What readers say
GammaWins Calculator
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OpenBB
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Key differences at a glance
- Cheaper paid plan
- GammaWins Calculator$24.92/mo vs $41.67/mo
- Free trial
- GammaWins Calculator7 days
- Broader coverage
- OpenBB12 vs 3 categories
- Mobile app
- OpenBB
- Desktop app
- OpenBB
- API access
- OpenBB
See for yourself
How they stack up
The side-by-side table: pricing, platforms, data, and coverage at a glance.ShowHide
How they stack up
| Attribute | ||
|---|---|---|
| Pricing & plans | ||
Starting price | Free • From $299/yr | Free • From $500/yr |
Free tier | Yes | Yes |
Free trial | 7 days | — |
Plan limits | Free: data latency: 15-minute delayed | 10 limits: Workspace Community: copilot queries per day: 20, Workspace Community: excel add in: No (per plan comparison) +8 more |
| Platforms & access | ||
Web app | Yes | Yes |
Desktop app | No | Yes |
Mobile app | No | Yes |
API access | No | Yes |
Integrations | — | OpenBB Skills, Workspace MCP server +2 more |
| Audience & fit | ||
Experience level | Intermediate, Advanced | Intermediate, Advanced |
Best for | Retail Traders and Pro Retail | Institutional Investors, Analysts +2 more |
Categories covered | 3 | 12 |
Regions | North America, Europe | — |
| Data & capabilities | ||
Data quality | Latency: 15-min Delayed | — |
Data partners | OPRA | — |
Capabilities | Multi-leg options and Greeks | IV surface and Yield curves |
Security | — | 6 signals: SOC2, SSO: SAML and OIDC +4 more |
| Try it | Visit GammaWins Calculator | Visit OpenBB |
Where each one shines
What GammaWins Calculator and OpenBB each do best.ShowHide
Where each one shines
What GammaWins Calculator does best
- Charts and tables display profit and loss, value, return, or Greeks across time and underlying price.
- Strategy metrics include maximum profit and loss, breakevens, probability of profit, premium yield, CAGR, and intrinsic or extrinsic value.
- Users can start from strategy presets or build custom multi-leg and multi-expiry positions.
- Strike selection by delta or absolute price for spreads and other options structures.
- Review volatility inputs including realized volatility, ATM implied volatility, model-free implied volatility, and IV/RV ranks or percentiles.
What OpenBB does best
- The open-source Open Data Platform locally under AGPL for combined financial and economic data access through provider connectors.
- Work across Python, REST API, notebooks, Workspace, and Excel-oriented workflows depending on whether you are coding, analyzing, or building dashboards.
- Connections for third-party data providers and your own API keys; OpenBB does not host or redistribute production market data for you.
- Tools for building Workspace dashboards with customizable UI components, apps, widgets, and firm-specific data integrations.
- Support for adding proprietary or internal data by exposing an API plus a widgets.json definition for custom Workspace widgets.
Every detail we compared
Every tracked attribute for GammaWins Calculator and OpenBB, side by side.ShowHide
Every detail we compared
| Attribute | ||
|---|---|---|
| Coverage & fit | ||
Asset types | OptionsStocks | StocksETFsCryptosCurrenciesCommoditiesBondsOptionsFutures |
Experience | IntermediateAdvanced | IntermediateAdvanced |
Target audience | Retail TradersPro Retail | Institutional InvestorsAnalystsQuants/DevelopersStudents/Researchers |
Regions | North AmericaEurope | Not specified |
Coverage details | 4 countriesIdentifiers: Ticker | Identifiers: Ticker |
| Data | ||
Data freshness | 15-min Delayed | Not specified |
Data partners | OPRA | Not specified |
| Access & integrations | ||
API protocols | Not specified | REST |
API auth & delivery | Not specified | Auth: NoneSDKs: PythonDocs |
Integrations | Not specified | OpenBB SkillsWorkspace MCP serverMCP serversExcel Add-in |
Export formats | Not specified | CSVExcel |
| Plans & trust | ||
Security & compliance | Not specified | SOC2SSO: SAML and OIDCStatus pageEncryption at restEncryption in transitRole-based access |
Capability signals | Multi-leg optionsGreeks | IV surfaceYield curves |
Vendor & support | GammaWins ABCountry: SwedenSupport: Email and Forum | OpenBB Inc.Founded 2021Support: Email and Forum |
Green tags are exclusive to that tool in this comparison.
What you'll actually pay
Plans, billing, trials, and per-month pricing for both tools.ShowHide
What you'll actually pay
| Tier | ||
|---|---|---|
| Free plan | Freedata latency: 15-minute delayed | Free“Workspace Community”copilot queries per day: 20 · excel add in: No (per plan comparison) · +1 more |
| Entry paid plan | $299/yr≈ $24.92/mo“Calculator Pro (Annual)” | $500/yr≈ $41.67/mo“Snowflake Native App” |
| Top plan | $29/mo“Calculator Pro (Monthly)” | $2400/yr≈ $200/mo“Workspace Lite”team size: Designed for teams under 10 · excel add in: No (per plan comparison) · +1 more |
| Custom / enterprise | — | Contact sales“Workspace Pro”pricing model: Custom team license (contact sales) · support: 8 hours/day, 5 days/week (EST) |
| Free trial | 7 days | — |
Questions we keep getting
What's the difference between GammaWins Calculator and OpenBB?
GammaWins Calculator leans toward options p&l, options, and data visualizations, while OpenBB puts more weight on APIs & data feeds, sheets / excel add-ins, and data visualizations. They overlap in 2 categories, so for most people it comes down to workflow preference and price.
How much do GammaWins Calculator and OpenBB cost?
Good news: both GammaWins Calculator and OpenBB have free plans, so you can run them side by side and only pay if you hit a wall.
Can I use GammaWins Calculator or OpenBB on my phone?
OpenBB lists a dedicated mobile app, so it travels better. GammaWins Calculator doesn't list a dedicated mobile app; its documented access is web.
Does GammaWins Calculator or OpenBB have an API?
OpenBB has an API for programmatic access and custom integrations. GammaWins Calculator doesn't, so you're working through its interface.
Should I choose GammaWins Calculator or OpenBB?
It depends on what you're after. Pick GammaWins Calculator if options p&l matter to you; go with OpenBB if you'd rather have APIs & data feeds and sheets / excel add-ins. And if you only need the basics both share, let price decide.
What asset classes do GammaWins Calculator and OpenBB cover?
Both cover options and stocks. OpenBB adds ETFs, cryptos, and currencies on top.
Can I export data from GammaWins Calculator and OpenBB?
OpenBB exports to CSV and Excel. GammaWins Calculator is stingier about getting data out.
Which has a better stock screener: GammaWins Calculator or OpenBB?
OpenBB has a stock screener for surfacing ideas; GammaWins Calculator doesn't, and focuses its energy elsewhere.
Keep researching
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Curation & Accuracy
This directory blends AI‑assisted discovery with human curation. Entries are reviewed, edited, and organized with the goal of expanding coverage and sharpening quality over time. Your feedback helps steer improvements (because no single human can capture everything all at once).
Details change. Pricing, features, and availability may be incomplete or out of date. Treat listings as a starting point and verify on the provider’s site before making decisions. If you spot an error or a gap, send a quick note and I’ll adjust.