VOL. XCIV, NO. 247
★ BEST INVESTING TOOLS COMPARISON ★
NO ADVICE
Tuesday, February 24, 2026
Tool Comparison
OpenCorporates vs OTC Markets comparison
Compare pricing, supported platforms, categories, and standout capabilities to decide which tool fits your workflow.
OpenCorporates
opencorporates.com
OTC Markets
otcmarkets.com
At a glance
Tool
OpenCorporates
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Starting price
Plans & pricing
Tool
OTC Markets
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Starting price
Plans & pricing
Vote sentiment comparison
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Platform details
| Attribute | OpenCorporates | OTC Markets |
|---|---|---|
Asset types | Other | StocksBonds |
Experience | BeginnerIntermediateAdvanced | BeginnerIntermediateAdvanced |
Regions | North AmericaEuropeAPACLatAmMiddle EastAfrica | North America |
Data freshness | End of Day | Streaming15-min DelayedEnd of Day |
API access | REST | REST |
Export formats | CSVJSON | Not specified |
Coverage overlap
Categories covered by OpenCorporates only.
Categories covered by OTC Markets only.
Frequently Asked Questions
What's the difference between OpenCorporates and OTC Markets?
OpenCorporates focuses on Data APIs, Regulatory Filings Monitoring, and Other while OTC Markets specializes in Screeners, News, and Data APIs. They overlap in 1 categories, so choose based on your preferred workflow and pricing.
How much do OpenCorporates and OTC Markets cost?
Good news—both OpenCorporates and OTC Markets offer free plans. You can try each platform without commitment and only pay when you need premium features.
Do OpenCorporates and OTC Markets have APIs?
Yes, both platforms offer API access for developers and quants who want to build custom integrations or automate their workflows.
Should I choose OpenCorporates or OTC Markets?
Choose OpenCorporates if you need 230M+ company records spanning 145+ jurisdictions, aggregated from 140+ official registries with full provenance and source links., and Versioned REST API with JSON (default) or XML output; API keys required. Free tier provides up to 200 requests per month (50 per day).. Go with OTC Markets if Public website for OTCQX, OTCQB, OTCID and Pink Limited markets with stock & bond quotes, trade prices, charts, financials and company news., and Stock Screener (web UI) for OTC securities (page titled “OTC Markets Stock Screener”). better fits how you invest.
What asset classes do OpenCorporates and OTC Markets cover?
Both cover common asset types. OpenCorporates also includes Other. OTC Markets adds coverage for Stocks, and Bonds.
Can I export data from OpenCorporates and OTC Markets?
OpenCorporates supports data exports to CSV, and JSON. OTC Markets has more limited export options.
Which has a better stock screener—OpenCorporates or OTC Markets?
OTC Markets includes a stock screener for finding investment ideas. OpenCorporates focuses on other analytical tools.
Other tools you might like
These profiles share overlapping coverage with both sides of this matchup.
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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.