# Assetnote ASM vs watchTowr Platform: side-by-side comparison (2026)

[Assetnote ASM](https://cybersectools.com/tools/assetnote-asm) is a commercial [external attack surface management](https://cybersectools.com/categories/external-asm) solution by [Assetnote](https://cybersectools.com/companies/assetnote). [watchTowr Platform](https://cybersectools.com/tools/watchtowr-platform) is a commercial [external attack surface management](https://cybersectools.com/categories/external-asm) solution by [watchTowr](https://cybersectools.com/companies/watchtowr). Features, integrations, deployment and the company behind each one, side by side.

Need the answer fast? [Best Attack Surface Management Solutions for Business](https://cybersectools.com/shortlists/best-attack-surface-solutions) picks Palo Alto Networks Cortex Xpanse, Microsoft Defender EASM, Mandiant Attack Surface Management and 4 more.

## Side-by-side comparison

| | Assetnote ASM | watchTowr Platform |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | External Attack Surface Management | External Attack Surface Management |
| Verified | No | No |
| Deployment type | Cloud | Cloud |
| Company size fit | Mid-Market, Enterprise | Mid-Market, Enterprise |
| Company | Assetnote | watchTowr |
| Headquarters | – | – |

### Use cases and capabilities

| | Assetnote ASM | watchTowr Platform |
|---|---|---|
| Security Scanning | Yes | – |
| Continuous Testing | – | Yes |

### Core features

**Assetnote ASM**

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

**watchTowr Platform**

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

### Integrations

**Assetnote ASM**

2 integrations listed. Sign in on the page to see them.

**watchTowr Platform**

47 integrations listed. Sign in on the page to see them.

## Assetnote ASM vs watchTowr Platform FAQ

Common questions when comparing Assetnote ASM vs watchTowr Platform for external attack surface management.

### What is the difference between Assetnote ASM and watchTowr Platform?

**Assetnote ASM**: External attack surface management platform with continuous asset discovery. Built by Assetnote.

**watchTowr Platform**: External attack surface management with continuous security testing. Built by watchTowr.

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

### Who makes Assetnote ASM and watchTowr Platform?

**Assetnote ASM** is made by Assetnote founded in 2018-01-01T00:00:00.000Z. **watchTowr Platform** is made by watchTowr. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Assetnote ASM a good alternative to watchTowr Platform?

Often, yes. Assetnote ASM and watchTowr Platform are both External Attack Surface Management products. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Assetnote ASM vs Assetnote Exposure Engine](https://cybersectools.com/compare/assetnote-asm-vs-assetnote-exposure-engine)
- [Assetnote ASM vs Criminal IP Security Scanning Service](https://cybersectools.com/compare/assetnote-asm-vs-criminal-ip-security-scanning-service)
- [Assetnote ASM vs CyCognito EASM Platform](https://cybersectools.com/compare/assetnote-asm-vs-cycognito-easm-platform)
- [watchTowr Platform vs Assetnote Exposure Engine](https://cybersectools.com/compare/assetnote-exposure-engine-vs-watchtowr-platform)
- [watchTowr Platform vs Criminal IP Security Scanning Service](https://cybersectools.com/compare/criminal-ip-security-scanning-service-vs-watchtowr-platform)
- [watchTowr Platform vs CyCognito EASM Platform](https://cybersectools.com/compare/cycognito-easm-platform-vs-watchtowr-platform)

## Alternatives to each

- [See all Assetnote ASM alternatives](https://cybersectools.com/alternatives/assetnote-asm)
- [See all watchTowr Platform alternatives](https://cybersectools.com/alternatives/watchtowr-platform)

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Source: https://cybersectools.com/compare/assetnote-asm-vs-watchtowr-platform

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More on Assetnote ASM and watchTowr Platform: 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