# iCOUNTER CTOS vs ThreatCrowd API: side-by-side comparison (2026)

[iCOUNTER CTOS](https://cybersectools.com/tools/icounter-ctos) is a commercial [threat intel platforms](https://cybersectools.com/categories/tip) solution by [iCOUNTER](https://cybersectools.com/companies/icounter). [ThreatCrowd API](https://cybersectools.com/tools/threatcrowd-api) is a free [threat intel platforms](https://cybersectools.com/categories/tip) solution. Features, integrations, deployment and the company behind each one, side by side.

Need the answer fast? [Best Threat Intelligence Platform Solutions for Business](https://cybersectools.com/shortlists/best-threat-intelligence-platforms) picks Recorded Future Threat Intelligence, Google Threat Intelligence, CrowdStrike Falcon Adversary Intelligence and 4 more.

## Side-by-side comparison

| | iCOUNTER CTOS | ThreatCrowd API |
|---|---|---|
| Pricing model | Commercial | Free |
| Category | Threat Intel Platforms | Threat Intel Platforms |
| Verified | No | No |
| Deployment type | Cloud | Cloud |
| Company size fit | Mid-Market, Enterprise | Startup, SMB, Mid-Market, Enterprise |
| GitHub stars | – | 10 |
| Last commit | – | Jul 2017 |
| Company | iCOUNTER | – |
| Headquarters | – | – |

### Use cases and capabilities

| | iCOUNTER CTOS | ThreatCrowd API |
|---|---|---|
| Cyber Threat Intelligence | Yes | Yes |
| Third Party Security | Yes | – |
| APT | Yes | – |
| Threat Actors | Yes | – |
| IOC | Yes | Yes |
| Threat Analysis | Yes | Yes |
| Vulnerability Intelligence | Yes | – |
| Supply Chain Security | Yes | – |
| Threat Feed | Yes | Yes |
| OSINT | – | Yes |

### Core features

**iCOUNTER CTOS**

5 features listed. Sign in on the page to see them.

**ThreatCrowd API**

No features listed.

### Integrations

**iCOUNTER CTOS**

1 integration listed. Sign in on the page to see them.

**ThreatCrowd API**

No integrations listed.

## Which one fits you

Based on what each listing shows: deployment, company size, price and open source.

- [ThreatCrowd API](https://cybersectools.com/tools/threatcrowd-api) fits if you are a startup or a small business, you need a free product and you want an open-source product.

## iCOUNTER CTOS vs ThreatCrowd API FAQ

Common questions when comparing iCOUNTER CTOS vs ThreatCrowd API for threat intel platforms.

### What is the difference between iCOUNTER CTOS and ThreatCrowd API?

**iCOUNTER CTOS**: Threat intel & TPRM platform detecting adversary intent before exploitation. Built by iCOUNTER.

**ThreatCrowd API**: A Python library that provides an interface to query ThreatCrowd's API for threat intelligence data including email, IP, domain, and antivirus reports with built-in caching capabilities.

The table above shows where their features, integrations, deployment and company size fit differ.

### Who makes iCOUNTER CTOS and ThreatCrowd API?

**iCOUNTER CTOS** is made by iCOUNTER. **ThreatCrowd API** is open-source with 10 GitHub stars. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is iCOUNTER CTOS a good alternative to ThreatCrowd API?

Often, yes. iCOUNTER CTOS and ThreatCrowd API are both Threat Intel Platforms products, and both cover Threat Analysis, IOC, Threat Feed. Key differences: iCOUNTER CTOS is Commercial while ThreatCrowd API is Free, ThreatCrowd API is open-source. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [iCOUNTER CTOS vs Cypho](https://cybersectools.com/compare/cypho-vs-icounter-ctos)
- [iCOUNTER CTOS vs StalkPhish.io](https://cybersectools.com/compare/icounter-ctos-vs-stalkphishio)
- [iCOUNTER CTOS vs Loginsoft VuInerability Intelligence LOVI](https://cybersectools.com/compare/icounter-ctos-vs-lovi)
- [ThreatCrowd API vs Cypho](https://cybersectools.com/compare/cypho-vs-threatcrowd-api)
- [ThreatCrowd API vs StalkPhish.io](https://cybersectools.com/compare/stalkphishio-vs-threatcrowd-api)
- [ThreatCrowd API vs Loginsoft VuInerability Intelligence LOVI](https://cybersectools.com/compare/lovi-vs-threatcrowd-api)

## Alternatives to each

- [See all iCOUNTER CTOS alternatives](https://cybersectools.com/alternatives/icounter-ctos)
- [See all ThreatCrowd API alternatives](https://cybersectools.com/alternatives/threatcrowd-api)

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Source: https://cybersectools.com/compare/icounter-ctos-vs-threatcrowd-api

For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/icounter-ctos.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md.

More on iCOUNTER CTOS and ThreatCrowd API: funding, momentum, hiring and news, plus the full product and company record, are available through the Mandos MCP Server (paid plans), which connects to AI assistants: https://mandos.io/mcp?utm_source=cybersectools.com&utm_medium=compare-md