★ BEST INVESTING TOOLS COMPARISON ★
VOL. XCIV, NO. 247
Tool comparison edition
Tool Comparison
FinancialData.Net vs OpenCorporates
Start here
FinancialData.Net
Free • From $29/mo · Web · API · Desktop
- Delayed quotes won't cut it; you need real-time data
- You care about sheets / excel add-ins, quant, and news, things OpenCorporates doesn't offer
Pick OpenCorporates instead if
OpenCorporates
Free • Contact for pricing · Web · API
- You care about other, something FinancialData.Net doesn't offer
- You're newer to investing and want something approachable
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
FinancialData.Net and OpenCorporates cover a lot of the same ground (2 shared categories, APIs & data feeds and regulatory filings monitoring), so for the basics you won't go far wrong with either. FinancialData.Net simply does more: 20 categories to OpenCorporates's 3, including sheets / excel add-ins, quant, and news. OpenCorporates counters by being completely free.
What readers say
FinancialData.Net
Vote once to reveal the community verdict.
OpenCorporates
Vote once to reveal the community verdict.
Key differences at a glance
- Real-time data
- FinancialData.Net
- Broader coverage
- FinancialData.Net20 vs 3 categories
- Desktop app
- FinancialData.Net
- Asset coverage
- FinancialData.NetAdds stocks and ETFs
- Beginner friendly
- OpenCorporates
- Free plan
- Both
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
The side-by-side table: pricing, platforms, data, and coverage at a glance.| Attribute | ||
|---|---|---|
| Pricing & plans | ||
Starting price | Free • From $29/mo | Free • Contact for pricing |
Free tier | Yes | Yes |
Free trial | — | — |
Plan limits | 17 limits: Free: requests per day: 300, Free: annual price usd: 0 +15 more | 8 limits: Essentials (API): api calls per month: 500, Essentials (API): api calls per day: 200 +6 more |
| Platforms & access | ||
Web app | Yes | Yes |
Desktop app | Yes | No |
Mobile app | No | No |
API access | Yes | Yes |
Broker sync | — | No |
Integrations | FinancialData.Net REST API, FinancialData.Net Python SDK / fdnpy +6 more | OpenRefine |
| Audience & fit | ||
Experience level | Intermediate, Advanced | Beginner, Intermediate, Advanced |
Best for | Pro Retail, Institutional Investors +6 more | — |
Categories covered | 20 | 3 |
Regions | North America, Europe, APAC, LatAm | North America, Europe, APAC, LatAm, Middle East, Africa |
| Data & capabilities | ||
Data quality | 6 signals: Latency: Real-time and End of Day, Granularity: Minute and EOD +4 more | Latency: End of Day and Granularity: EOD |
Data partners | SEC EDGAR and FINRA | — |
Capabilities | Greeks | — |
Security | Data residency: EU and Status page | Status page |
| Try it | Visit FinancialData.Net | Visit OpenCorporates |
Where each one shines
What FinancialData.Net and OpenCorporates each do best.ShowHide
Where each one shines
What FinancialData.Net and OpenCorporates each do best.What FinancialData.Net does best
- Tools for building against a REST API with API-key authentication, JSON and CSV responses, an official Python SDK, an Excel add-in, a web viewer, and MCP access on eligible plans.
- Cover real-time and historical prices, fundamentals, financial statements, ratios, market news, event calendars, options, futures, crypto, forex, commodities, OTC securities, indices, ETFs, and mutual funds.
- The advertised symbol universe for broad market coverage, including stocks, ETFs, commodities, OTC securities, indices, options, futures, crypto, forex, and mutual funds across 20+ exchanges.
- Access to market-data endpoints for quotes, prices, one-minute prices, option chains, option Greeks, futures prices, ETF holdings, crypto prices, forex prices, and index constituents.
- Fundamental endpoints for company information, financial statements, key metrics, executive compensation, securities information, and liquidity, solvency, efficiency, profitability, and valuation ratios.
What OpenCorporates does best
- Search tools across a public legal-entity database advertised at 200M+ company records aggregated from official registries with provenance and source links.
- The versioned REST API with API-key authentication and JSON or XML output for company and officer data workflows.
- OpenRefine Reconciliation API to match company names to legal identifiers during entity-resolution work.
- Access to enterprise bulk data through SFTP-delivered CSV datasets for companies, officers, addresses, alternative names, identifiers, and relationships.
- Relationship data for subsidiaries, branches, control statements, shareholdings, and ownership-mapping workflows.
Every detail we compared
Every tracked attribute for FinancialData.Net and OpenCorporates, side by side.ShowHide
Every detail we compared
Every tracked attribute for FinancialData.Net and OpenCorporates, side by side.| Attribute | ||
|---|---|---|
| Coverage & fit | ||
Asset types | StocksETFsMutual FundsFundsCommoditiesCurrenciesCryptosOptions+2 more | Other |
Experience | IntermediateAdvanced | BeginnerIntermediateAdvanced |
Target audience | Pro RetailInstitutional InvestorsAlgo TradersAnalystsQuants/DevelopersAsset ManagersHedge FundsStudents/Researchers | Not specified |
Regions | North AmericaEuropeAPACLatAm | North AmericaEuropeAPACLatAmMiddle EastAfrica |
Coverage details | 15 countries15 exchangesIdentifiers: Ticker, CIK, CUSIP, ISIN, FIGI, LEI, and EIN | Not specified |
| Data | ||
Data freshness | Real-timeEnd of Day | End of Day |
Data granularity | MinuteEOD | EOD |
Data partners | SEC EDGARFINRA | Not specified |
| Access & integrations | ||
API protocols | REST | REST |
API auth & delivery | Auth: APIKeySDKs: PythonDocs | Auth: APIKey |
Integrations | FinancialData.Net REST APIFinancialData.Net Python SDK / fdnpyFinancialData.Net Excel Add-inFinancialData.Net MCP ServerMicrosoft ExcelChatGPT via MCPClaude via MCPCursor via MCP | OpenRefine |
Export formats | JSONCSVExcel | CSVJSON |
| Plans & trust | ||
Security & compliance | Data residency: EUStatus page | Status page |
Capability signals | Greeks | Not specified |
Vendor & support | Afinec, SPSupport: Email | OpenCorporates LtdCountry: United KingdomFounded 2010Support: Email |
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
Plans, billing, trials, and per-month pricing for both tools.| Tier | ||
|---|---|---|
| Free plan | Freerequests per day: 300 · annual price usd: 0 | Free“Free (personal & public-benefit use)” |
| Entry paid plan | $29/mo“Standard”requests per second: 10 · annual price usd: 249 · +1 more | £225/mo“Essentials (API)”api calls per month: 500 · api calls per day: 200 |
| Tier 2 | $69/mo“Premium”requests per second: 30 · annual price usd: 599 · +1 more | £660/mo“Starter (API)”api calls per month: 2,500 · api calls per day: 500 · +1 more |
| Tier 3 | $149/mo“Professional”requests per second: 30 · annual price usd: 1,299 · +2 more | £1200/mo“Basic (API)”api calls per month: 5,000 · api calls per day: 1,000 · +1 more |
| Top plan | $299/mo“Enterprise”requests per second: 50 · annual price usd: 2,599 · +3 more | — |
| Custom / enterprise | — | Contact sales“Enterprise Bulk (SFTP CSV datasets)” |
Questions we keep getting
What's the difference between FinancialData.Net and OpenCorporates?
FinancialData.Net leans toward APIs & data feeds, sheets / excel add-ins, and quant, while OpenCorporates puts more weight on APIs & data feeds, regulatory filings monitoring, and other. They overlap in 2 categories, so for most people it comes down to workflow preference and price.
How much do FinancialData.Net and OpenCorporates cost?
Good news: both FinancialData.Net and OpenCorporates have free plans, so you can run them side by side and only pay if you hit a wall.
Which is better for beginners: FinancialData.Net or OpenCorporates?
OpenCorporates is the friendlier place to start; its interface takes less getting used to. Both work fine once you're past the basics.
Do FinancialData.Net and OpenCorporates have APIs?
Yes, both offer API access, so developers and quants can pull data programmatically or wire up their own integrations.
Should I choose FinancialData.Net or OpenCorporates?
It depends on what you're after. Pick FinancialData.Net if sheets / excel add-ins and quant matter to you; go with OpenCorporates if you'd rather have other. And if you only need the basics both share, let price decide.
What asset classes do FinancialData.Net and OpenCorporates cover?
Both cover other. FinancialData.Net also handles stocks, ETFs, and mutual funds.
Does FinancialData.Net or OpenCorporates have real-time data?
FinancialData.Net offers real-time data, which matters if you trade actively. OpenCorporates runs on delayed or end-of-day data, which is perfectly fine for longer-term investors who don't live and die by the tick.
Can I export data from FinancialData.Net and OpenCorporates?
Yes, both export to spreadsheets (CSV), which is handy if you like running your own numbers.
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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.