# Mastiff vs RevEng.AI: side-by-side comparison (2026)

[Mastiff](https://cybersectools.com/tools/mastiff) is a free [malware analysis](https://cybersectools.com/categories/malware-analysis) solution. [RevEng.AI](https://cybersectools.com/tools/revengai) is a commercial [malware analysis](https://cybersectools.com/categories/malware-analysis) solution by [RevEng.AI](https://cybersectools.com/companies/revengai). Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | Mastiff | RevEng.AI |
|---|---|---|
| Pricing model | Free | Commercial |
| Category | Malware Analysis | Malware Analysis |
| Verified | No | No |
| Deployment type | On-Premises | Cloud |
| Company size fit | Mid-Market, Enterprise | SMB, Mid-Market, Enterprise |
| GitHub stars | 185 | – |
| Last commit | Sep 2015 | – |
| Company | – | RevEng.AI |
| Headquarters | – | – |

### Use cases and capabilities

| | Mastiff | RevEng.AI |
|---|---|---|
| File Analysis | Yes | – |
| Binary Analysis | Yes | Yes |
| Reverse Engineering | – | Yes |
| YARA | – | Yes |
| Software Supply Chain | – | Yes |
| Dynamic Analysis | – | Yes |
| Executable Analysis | – | Yes |
| Supply Chain Security | – | Yes |
| AI Copilot | – | Yes |

### Core features

**Mastiff**

No features listed.

**RevEng.AI**

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

### Integrations

**Mastiff**

No integrations listed.

**RevEng.AI**

10 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.

- [Mastiff](https://cybersectools.com/tools/mastiff) fits if you need to run it on your own servers, you need a free product and you want an open-source product.
- [RevEng.AI](https://cybersectools.com/tools/revengai) fits if you want a cloud product and you are a small business.

## Mastiff vs RevEng.AI FAQ

Common questions when comparing Mastiff vs RevEng.AI for malware analysis.

### What is the difference between Mastiff and RevEng.AI?

**Mastiff**: A static analysis framework for extracting key characteristics from various file formats.

**RevEng.AI**: AI-powered binary analysis platform for reverse engineering & malware analysis. Built by RevEng.AI.

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

### Who makes Mastiff and RevEng.AI?

**Mastiff** is open-source with 185 GitHub stars. **RevEng.AI** is made by RevEng.AI. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Mastiff a good alternative to RevEng.AI?

Often, yes. Mastiff and RevEng.AI are both Malware Analysis products, and both cover Binary Analysis. Key differences: Mastiff is Free while RevEng.AI is Commercial, Mastiff is open-source. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Mastiff vs Unknown Cyber Magic™](https://cybersectools.com/compare/mastiff-vs-unknown-cyber-magictm)
- [Mastiff vs Reverse Engineering & Malware Analysis](https://cybersectools.com/compare/mastiff-vs-reverse-engineering-and-malware-analysis)
- [Mastiff vs ReversingLabs Spectra Analyze](https://cybersectools.com/compare/mastiff-vs-reversinglabs-spectra-analyze)
- [RevEng.AI vs Unknown Cyber Magic™](https://cybersectools.com/compare/revengai-vs-unknown-cyber-magictm)
- [RevEng.AI vs Reverse Engineering & Malware Analysis](https://cybersectools.com/compare/revengai-vs-reverse-engineering-and-malware-analysis)
- [RevEng.AI vs ReversingLabs Spectra Analyze](https://cybersectools.com/compare/revengai-vs-reversinglabs-spectra-analyze)

## Alternatives to each

- [See all Mastiff alternatives](https://cybersectools.com/alternatives/mastiff)
- [See all RevEng.AI alternatives](https://cybersectools.com/alternatives/revengai)

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Source: https://cybersectools.com/compare/mastiff-vs-revengai

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

More on Mastiff and RevEng.AI: 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