# Circle Security Circle Access vs RatelKey Burrow: side-by-side comparison (2026)

[Circle Security Circle Access](https://cybersectools.com/tools/circle-security-circle-access) is a commercial [MFA & passwordless](https://cybersectools.com/categories/user-authentication) solution by [Circle Security](https://cybersectools.com/companies/circle-security). [RatelKey Burrow](https://cybersectools.com/tools/ratelkey-burrow) is a commercial [secrets management](https://cybersectools.com/categories/secrets-management) solution by [Ratelkey](https://cybersectools.com/companies/ratelkey). Features, integrations, deployment and the company behind each one, side by side.

Need the answer fast? [Best MFA and Passwordless Solutions for Business](https://cybersectools.com/shortlists/best-mfa-passwordless-solutions) picks Okta Adaptive MFA, Cisco Duo Passwordless, Beyond Identity Phishing-Resistant MFA and 4 more.

## Side-by-side comparison

| | Circle Security Circle Access | RatelKey Burrow |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | MFA & Passwordless | Secrets Management |
| Verified | No | No |
| Deployment type | Cloud | Hybrid |
| Company size fit | Enterprise, Mid-Market | SMB, Mid-Market, Enterprise, Startup |
| Company | Circle Security | Ratelkey |
| Headquarters | – | – |

### Use cases and capabilities

| | Circle Security Circle Access | RatelKey Burrow |
|---|---|---|
| Authentication | Yes | – |
| Zero Trust Architecture | Yes | – |
| MFA | Yes | Yes |
| NIST | Yes | – |
| ZTNA | Yes | – |
| SSO | Yes | Yes |
| Least Privilege | Yes | Yes |
| BYOD | Yes | – |
| REST API | Yes | – |
| Secrets Management | – | Yes |
| Non-Human Identity | – | Yes |
| CI/CD | – | Yes |
| RBAC | – | Yes |
| Encryption | – | Yes |
| Permissions | – | Yes |

### Core features

**Circle Security Circle Access**

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

**RatelKey Burrow**

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

### Integrations

**Circle Security Circle Access**

No integrations listed.

**RatelKey Burrow**

1 integration 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.

- [Circle Security Circle Access](https://cybersectools.com/tools/circle-security-circle-access) fits if you want a cloud product.
- [RatelKey Burrow](https://cybersectools.com/tools/ratelkey-burrow) fits if you need both cloud and on-premises options and you are a startup or a small business.

## Circle Security Circle Access vs RatelKey Burrow FAQ

Common questions when comparing Circle Security Circle Access vs RatelKey Burrow for MFA & passwordless.

### What is the difference between Circle Security Circle Access and RatelKey Burrow?

**Circle Security Circle Access**: Credential-free authentication via QR scan with zero credential storage. Built by Circle Security.

**RatelKey Burrow**: Self-hosted secrets manager with machine access control, versioning, and audit logs. Built by Ratelkey.

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

### Who makes Circle Security Circle Access and RatelKey Burrow?

**Circle Security Circle Access** is made by Circle Security. **RatelKey Burrow** is made by Ratelkey. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Circle Security Circle Access a good alternative to RatelKey Burrow?

In part. Circle Security Circle Access and RatelKey Burrow are not in the same category on CybersecTools. Both cover SSO, MFA, Least Privilege. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Circle Security Circle Access vs Cyphercor MFA Solutions](https://cybersectools.com/compare/circle-security-circle-access-vs-cyphercor-mfa-solutions)
- [Circle Security Circle Access vs Lastwall](https://cybersectools.com/compare/circle-security-circle-access-vs-lastwall)
- [Circle Security Circle Access vs Gradient for Users](https://cybersectools.com/compare/circle-security-circle-access-vs-gradient-for-users)
- [RatelKey Burrow vs Cyphercor MFA Solutions](https://cybersectools.com/compare/cyphercor-mfa-solutions-vs-ratelkey-burrow)
- [RatelKey Burrow vs Lastwall](https://cybersectools.com/compare/lastwall-vs-ratelkey-burrow)
- [RatelKey Burrow vs Gradient for Users](https://cybersectools.com/compare/gradient-for-users-vs-ratelkey-burrow)

## Alternatives to each

- [See all Circle Security Circle Access alternatives](https://cybersectools.com/alternatives/circle-security-circle-access)
- [See all RatelKey Burrow alternatives](https://cybersectools.com/alternatives/ratelkey-burrow)

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Source: https://cybersectools.com/compare/circle-security-circle-access-vs-ratelkey-burrow

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

More on Circle Security Circle Access and RatelKey Burrow: 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