# Signicat Authentication vs UserLock: side-by-side comparison (2026)

[Signicat Authentication](https://cybersectools.com/tools/signicat-authentication) is a commercial [MFA & passwordless](https://cybersectools.com/categories/user-authentication) solution by [Signicat](https://cybersectools.com/companies/signicat). [UserLock](https://cybersectools.com/tools/userlock) is a commercial [MFA & passwordless](https://cybersectools.com/categories/user-authentication) solution by [IS Decisions](https://cybersectools.com/companies/is-decisions). 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

| | Signicat Authentication | UserLock |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | MFA & Passwordless | MFA & Passwordless |
| Verified | No | No |
| Deployment type | Cloud | Hybrid |
| Company size fit | SMB, Mid-Market, Enterprise | SMB, Mid-Market, Enterprise |
| Company | Signicat | IS Decisions |
| Headquarters | – | – |

### Use cases and capabilities

| | Signicat Authentication | UserLock |
|---|---|---|
| Authentication | Yes | Yes |
| Single Sign On | Yes | Yes |
| Active Directory | – | Yes |
| MFA | – | Yes |
| Multi Tenancy | – | Yes |

### Core features

**Signicat Authentication**

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

**UserLock**

No features listed.

### Integrations

**Signicat Authentication**

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

**UserLock**

6 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.

- [Signicat Authentication](https://cybersectools.com/tools/signicat-authentication) fits if you want a cloud product.
- [UserLock](https://cybersectools.com/tools/userlock) fits if you need both cloud and on-premises options.

## Signicat Authentication vs UserLock FAQ

Common questions when comparing Signicat Authentication vs UserLock for MFA & passwordless.

### What is the difference between Signicat Authentication and UserLock?

**Signicat Authentication**: Authentication platform supporting eIDs, biometrics, OTPs, and passkeys. Built by Signicat.

**UserLock**: IAM solution for Active Directory with MFA, SSO, and context-based access controls. Built by IS Decisions.

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

### Who makes Signicat Authentication and UserLock?

**Signicat Authentication** is made by Signicat. **UserLock** is made by IS Decisions. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Signicat Authentication a good alternative to UserLock?

Often, yes. Signicat Authentication and UserLock are both MFA & Passwordless products, and both cover Single Sign On, Authentication. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Signicat Authentication vs OneLogin Modern Multi-Factor Authentication](https://cybersectools.com/compare/onelogin-modern-multi-factor-authentication-vs-signicat-authentication)
- [Signicat Authentication vs WWPass MFA](https://cybersectools.com/compare/signicat-authentication-vs-wwpass-mfa)
- [Signicat Authentication vs Mi-Token](https://cybersectools.com/compare/mi-token-vs-signicat-authentication)
- [UserLock vs OneLogin Modern Multi-Factor Authentication](https://cybersectools.com/compare/onelogin-modern-multi-factor-authentication-vs-userlock)
- [UserLock vs WWPass MFA](https://cybersectools.com/compare/userlock-vs-wwpass-mfa)
- [UserLock vs Mi-Token](https://cybersectools.com/compare/mi-token-vs-userlock)

## Alternatives to each

- [See all Signicat Authentication alternatives](https://cybersectools.com/alternatives/signicat-authentication)
- [See all UserLock alternatives](https://cybersectools.com/alternatives/userlock)

---

Source: https://cybersectools.com/compare/signicat-authentication-vs-userlock

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

More on Signicat Authentication and UserLock: 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