# Calamu Data Harbor vs Nightfall Data Loss Prevention: side-by-side comparison (2026)

[Calamu Data Harbor](https://cybersectools.com/tools/calamu-data-harbor) is a commercial [data loss prevention](https://cybersectools.com/categories/dlp) solution by [Calamu](https://cybersectools.com/companies/calamu). [Nightfall Data Loss Prevention](https://cybersectools.com/tools/nightfall-data-loss-prevention) is a commercial [data loss prevention](https://cybersectools.com/categories/dlp) solution by [Nightfall AI](https://cybersectools.com/companies/nightfall-ai). Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | Calamu Data Harbor | Nightfall Data Loss Prevention |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | Data Loss Prevention | Data Loss Prevention |
| Verified | No | No |
| Deployment type | Hybrid | Cloud |
| Company size fit | SMB, Mid-Market, Enterprise | SMB, Mid-Market, Enterprise |
| Company | Calamu | Nightfall AI |
| Headquarters | – | – |

### Use cases and capabilities

| | Calamu Data Harbor | Nightfall Data Loss Prevention |
|---|---|---|
| Ransomware Prevention | Yes | – |
| Data Breach | Yes | – |
| Data Exfiltration | Yes | Yes |
| Encryption | Yes | – |
| Anomaly Detection | Yes | – |
| S3 | Yes | – |
| Ransomware | Yes | – |
| Workload Security | Yes | – |
| Sensitive Data | – | Yes |

### Core features

**Calamu Data Harbor**

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

**Nightfall Data Loss Prevention**

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

### Integrations

**Calamu Data Harbor**

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

**Nightfall Data Loss Prevention**

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

## Which one fits you

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

- [Calamu Data Harbor](https://cybersectools.com/tools/calamu-data-harbor) fits if you need both cloud and on-premises options.
- [Nightfall Data Loss Prevention](https://cybersectools.com/tools/nightfall-data-loss-prevention) fits if you want a cloud product.

## Calamu Data Harbor vs Nightfall Data Loss Prevention FAQ

Common questions when comparing Calamu Data Harbor vs Nightfall Data Loss Prevention for data loss prevention.

### What is the difference between Calamu Data Harbor and Nightfall Data Loss Prevention?

**Calamu Data Harbor**: Breach-proof data storage platform using fragmentation to prevent data theft. Built by Calamu.

**Nightfall Data Loss Prevention**: AI-powered DLP platform for SaaS, AI apps, and endpoints. Built by Nightfall AI.

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

### Who makes Calamu Data Harbor and Nightfall Data Loss Prevention?

**Calamu Data Harbor** is made by Calamu. **Nightfall Data Loss Prevention** is made by Nightfall AI. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Calamu Data Harbor a good alternative to Nightfall Data Loss Prevention?

Often, yes. Calamu Data Harbor and Nightfall Data Loss Prevention are both Data Loss Prevention products, and both cover Data Exfiltration. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Calamu Data Harbor vs Safetica DLP](https://cybersectools.com/compare/calamu-data-harbor-vs-safetica-dlp)
- [Calamu Data Harbor vs Jazz](https://cybersectools.com/compare/calamu-data-harbor-vs-jazz-security)
- [Calamu Data Harbor vs Bold Endpoint Security](https://cybersectools.com/compare/bold-endpoint-security-vs-calamu-data-harbor)
- [Nightfall Data Loss Prevention vs Safetica DLP](https://cybersectools.com/compare/nightfall-data-loss-prevention-vs-safetica-dlp)
- [Nightfall Data Loss Prevention vs Jazz](https://cybersectools.com/compare/jazz-security-vs-nightfall-data-loss-prevention)
- [Nightfall Data Loss Prevention vs Bold Endpoint Security](https://cybersectools.com/compare/bold-endpoint-security-vs-nightfall-data-loss-prevention)

## Alternatives to each

- [See all Calamu Data Harbor alternatives](https://cybersectools.com/alternatives/calamu-data-harbor)
- [See all Nightfall Data Loss Prevention alternatives](https://cybersectools.com/alternatives/nightfall-data-loss-prevention)

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Source: https://cybersectools.com/compare/calamu-data-harbor-vs-nightfall-data-loss-prevention

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

More on Calamu Data Harbor and Nightfall Data Loss Prevention: 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