VOL. XCIV, NO. 247

★ BEST INVESTING TOOLS COMPARISON ★

Wednesday, June 3, 2026

Tool Comparison · Wednesday, June 3, 2026

Changeflow (Trackly) vs OpenCorporates

Changeflow (Trackly) vs OpenCorporates: which investing tool fits your workflow? Compare pricing, features, platforms, and verdict in seconds.

Quick verdict
Changeflow (Trackly) logo

Changeflow (Trackly)

trackly.io

Best for alerts, and news

Pricing
Free • From $14/mo
Platforms
Web, API, Other
VS
OpenCorporates logo

OpenCorporates

opencorporates.com

Best for data apis, and other

Pricing
Free
Platforms
Web, API

Outbound links may include affiliate or sponsor codes.

Comparison snapshot

Attribute
Changeflow (Trackly)
OpenCorporates
Starting price
Free • From $14/mo
Free
Categories covered
11
3
Web app
Yes
Yes
Mobile app
No
No
API access
Yes
Yes
Regions
North America, Europe, APAC
North America, Europe, APAC, LatAm, Middle East, Africa

Who should choose which?

Choose

Changeflow (Trackly) if…

  • You need real-time data, not delayed quotes
  • You need ai / natural-language setup: paste a url and describe what you care about; no manual configuration required.
  • You need ai-generated summaries and relevance filtering to reduce noisy/irrelevant page-change alerts.
  • You need investment-focused monitoring: positioned as optimized for sec filings and corporate disclosures with materiality filtering and “within minutes” alerts.

Choose

OpenCorporates if…

  • You need public api portal advertises 200m+ company records, aggregated from official registries with provenance and source links.
  • You need versioned rest api with json (default) or xml output; api keys required. free tier provides up to 200 requests per month (50 per day).
  • You need openrefine reconciliation api allows entity-matching from company names to legal identifiers.
  • You need enterprise bulk access via sftp, with six structured csv datasets (companies, officers, non-registered addresses, alternative names, additional identifiers, and relationships).

Consider alternatives if…

  • You want broader category coverage in one tool.
  • Neither pricing tier fits your budget.
See alternatives

Side-by-side feature breakdown

AttributeChangeflow (Trackly)OpenCorporates
Asset types
StocksOther
Other
Experience
BeginnerIntermediateAdvanced
BeginnerIntermediateAdvanced
Regions
North AmericaEuropeAPAC
North AmericaEuropeAPACLatAmMiddle EastAfrica
Data freshness
Real-time
End of Day
API access
REST
REST
Export formats
CSVJSON
CSVJSON

Seen enough? Open either tool and try it now.

Pricing breakdown

Pricing details

Tool

Changeflow (Trackly)

$14/mo

Starting price

Free tierYes
Free trial30 days

Plans & pricing

FreeFree
Professional$14/mo
Business$39/mo
EnterpriseContact sales

Tool

OpenCorporates

Starting price

Free tierYes
Free trial

Plans & pricing

Free (personal & public-benefit use)Free
Essentials (API)Subscription
Starter (API)Subscription
Enterprise Bulk (SFTP CSV datasets)Subscription

Coverage overlap

Shared categories1

Categories where both tools offer overlapping coverage.

Changeflow (Trackly) strengths10

Categories covered by Changeflow (Trackly) only.

OpenCorporates strengths2

Categories covered by OpenCorporates only.

Community category leaders

NewsChangeflow (Trackly)
AlertsChangeflow (Trackly)
Insider DataChangeflow (Trackly)
TranscriptsChangeflow (Trackly)
Browse the #1 tool in 90+ categories

Vote sentiment comparison

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Still deciding? Get hands-on with both — most plans offer a free tier or trial.

Frequently Asked Questions

What's the difference between Changeflow (Trackly) and OpenCorporates?

Changeflow (Trackly) focuses on Alerts, News, and Regulatory Filings Monitoring while OpenCorporates specializes in Data APIs, Regulatory Filings Monitoring, and Other. They overlap in 1 categories, so choose based on your preferred workflow and pricing.

How much do Changeflow (Trackly) and OpenCorporates cost?

Good news—both Changeflow (Trackly) and OpenCorporates offer free plans. You can try each platform without commitment and only pay when you need premium features.

Do Changeflow (Trackly) and OpenCorporates 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 Changeflow (Trackly) or OpenCorporates?

Choose Changeflow (Trackly) if you need AI / natural-language setup: paste a URL and describe what you care about; no manual configuration required., and AI-generated summaries and relevance filtering to reduce noisy/irrelevant page-change alerts.. Go with OpenCorporates if Public API portal advertises 200M+ company records, aggregated from official registries with 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). better fits how you invest.

What asset classes do Changeflow (Trackly) and OpenCorporates cover?

Both cover Other. Changeflow (Trackly) also includes Stocks.

Does Changeflow (Trackly) or OpenCorporates have real-time data?

Changeflow (Trackly) offers real-time data feeds, which is essential for active traders. OpenCorporates uses delayed or end-of-day data, which works fine for longer-term investors who don't need up-to-the-second quotes.

Can I export data from Changeflow (Trackly) and OpenCorporates?

Both platforms let you export data to spreadsheets (CSV, and JSON). This is useful for custom analysis or record-keeping.

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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.