# Amass vs Ceeyu Digital Footprint Monitoring: side-by-side comparison (2026) [Amass](https://cybersectools.com/tools/amass) is a free [external attack surface management](https://cybersectools.com/categories/external-asm) solution. [Ceeyu Digital Footprint Monitoring](https://cybersectools.com/tools/ceeyu-digital-footprint-monitoring) is a commercial [external attack surface management](https://cybersectools.com/categories/external-asm) solution by [Ceeyu](https://cybersectools.com/companies/ceeyu). 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 | | Amass | Ceeyu Digital Footprint Monitoring | |---|---|---| | Pricing model | Free | Commercial | | Category | External Attack Surface Management | External Attack Surface Management | | Verified | No | No | | Deployment type | On-Premises | Cloud | | Company size fit | Startup, SMB, Mid-Market, Enterprise | SMB, Mid-Market, Enterprise | | GitHub stars | 14,260 | – | | Last commit | Sep 2025 | – | | Company | – | Ceeyu | | Headquarters | – | – | ### Use cases and capabilities | | Amass | Ceeyu Digital Footprint Monitoring | |---|---|---| | Reconnaissance | Yes | – | | Open Source | Yes | – | | Network Reconnaissance | Yes | – | | Subdomain Enumeration | Yes | Yes | | DNS Security | Yes | – | ### Core features **Amass** No features listed. **Ceeyu Digital Footprint Monitoring** 10 features 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. - [Amass](https://cybersectools.com/tools/amass) fits if you need to run it on your own servers, you are a startup, you need a free product and you want an open-source product. - [Ceeyu Digital Footprint Monitoring](https://cybersectools.com/tools/ceeyu-digital-footprint-monitoring) fits if you want a cloud product. ## Amass vs Ceeyu Digital Footprint Monitoring FAQ Common questions when comparing Amass vs Ceeyu Digital Footprint Monitoring for external attack surface management. ### What is the difference between Amass and Ceeyu Digital Footprint Monitoring? **Amass**: Amass is an open-source OWASP tool for comprehensive attack surface mapping and asset discovery through domain reconnaissance and subdomain enumeration. **Ceeyu Digital Footprint Monitoring**: Automated digital asset discovery and monitoring for external attack surface, built by Ceeyu. The table above shows where their features, integrations, deployment and company size fit differ. ### Who makes Amass and Ceeyu Digital Footprint Monitoring? **Amass** is open-source with 14,260 GitHub stars. **Ceeyu Digital Footprint Monitoring** is made by Ceeyu. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit. ### Is Amass a good alternative to Ceeyu Digital Footprint Monitoring? Often, yes. Amass and Ceeyu Digital Footprint Monitoring are both External Attack Surface Management products, and both cover Subdomain Enumeration. Key differences: Amass is Free while Ceeyu Digital Footprint Monitoring is Commercial, Amass is open-source. Use the table above to see where features, deployment and company size fit differ. ## Related comparisons - [Amass vs MGM Security Partners recon me](https://cybersectools.com/compare/amass-vs-mgm-security-partners-recon-me) - [Amass vs DDactic Attack Surface Discovery](https://cybersectools.com/compare/amass-vs-ddactic-attack-surface-discovery) - [Amass vs SurfaceDiff](https://cybersectools.com/compare/amass-vs-surfacediff) - [Ceeyu Digital Footprint Monitoring vs MGM Security Partners recon me](https://cybersectools.com/compare/ceeyu-digital-footprint-monitoring-vs-mgm-security-partners-recon-me) - [Ceeyu Digital Footprint Monitoring vs DDactic Attack Surface Discovery](https://cybersectools.com/compare/ceeyu-digital-footprint-monitoring-vs-ddactic-attack-surface-discovery) - [Ceeyu Digital Footprint Monitoring vs SurfaceDiff](https://cybersectools.com/compare/ceeyu-digital-footprint-monitoring-vs-surfacediff) ## Alternatives to each - [See all Amass alternatives](https://cybersectools.com/alternatives/amass) - [See all Ceeyu Digital Footprint Monitoring alternatives](https://cybersectools.com/alternatives/ceeyu-digital-footprint-monitoring) --- Source: https://cybersectools.com/compare/amass-vs-ceeyu-digital-footprint-monitoring For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/amass.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md. More on Amass and Ceeyu Digital Footprint Monitoring: 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