Meta Description: Discover the top 10 Single Sign-On (SSO) tools for 2025. Compare features, pros, cons, pricing, and ratings to find the best SSO software for your business.

Introduction

In 2025, Single Sign-On (SSO) tools are critical for businesses navigating an increasingly complex digital landscape. SSO allows users to authenticate once with a single set of credentials, granting seamless access to multiple applications, reducing password fatigue, and enhancing security. With the rise of remote work, cloud-based services, and stringent compliance requirements, SSO solutions streamline user access, improve productivity, and bolster cybersecurity by minimizing password-related risks. When choosing an SSO tool, decision-makers should prioritize ease of integration, multi-factor authentication (MFA), protocol support (SAML, OAuth, OIDC), scalability, and user experience. This blog explores the top 10 SSO tools for 2025, detailing their features, pros, cons, and a comparison to help you select the best solution for your organization’s needs.

Top 10 Single Sign-On (SSO) Tools for 2025

1. Okta

Description: Okta is a leading cloud-based identity management platform, ideal for enterprises seeking robust SSO and access control for employees, partners, and customers.
Key Features:

• Supports over 7,000 pre-built integrations for SaaS and on-premises apps.
• Adaptive MFA with options like biometrics, push notifications, and OTPs.
• Centralized user lifecycle management for onboarding/offboarding.
• Customizable SSO portal with branding options.
• Advanced reporting and analytics for audit compliance.
• Supports SAML, OAuth, and OIDC protocols.
• Integration with HRIS platforms like Workday and BambooHR.
  Pros:
• Extensive app integrations simplify enterprise workflows.
• Strong security with adaptive MFA and zero-trust policies.
• Intuitive admin dashboard for easy management.
  Cons:
• Pricing can be high for smaller businesses.
• Complex setup for non-technical teams.
• Limited reporting capabilities without add-ons.
  

2. Microsoft Entra ID

Description: Formerly Azure AD, Microsoft Entra ID is a cloud-based SSO solution tailored for organizations within the Microsoft ecosystem, supporting both cloud and on-premises apps.
Key Features:

• Seamless integration with Microsoft 365, Azure, and Dynamics 365.
• Conditional Access with risk-based policies and machine learning.
• MFA options including Microsoft Authenticator, SMS, and FIDO2 keys.
• Identity governance tools like Privileged Identity Management (PIM).
• Support for SAML, OAuth, and OIDC protocols.
• External user management for partners and customers.
• Scalable for businesses of all sizes.
  Pros:
• Ideal for Microsoft-centric environments.
• Robust security with advanced identity protection.
• Comprehensive compliance and audit tools.
  Cons:
• Complex setup for non-Microsoft ecosystems.
• Admin UI can be unintuitive for advanced features.
• Syncing issues with group policy changes.
  

3. Auth0

Description: Auth0, now part of Okta, is a developer-friendly SSO platform designed for customizable authentication, especially for B2C and SaaS applications.
Key Features:

• Supports social logins (Google, Facebook, etc.) and enterprise SSO.
• Customizable login pages and user consent flows.
• Universal Login for seamless cross-platform access.
• API-first approach for developer flexibility.
• MFA with biometrics, OTPs, and push notifications.
• Supports SAML, OIDC, and OAuth protocols.
• Robust analytics for user behavior tracking.
  Pros:
• Highly customizable for branding and workflows.
• Strong B2C authentication capabilities.
• Excellent documentation for developers.
  Cons:
• Pricing escalates with scale.
• Requires developer expertise for complex setups.
• Customer support can be inconsistent.
  

4. Ping Identity

Description: Ping Identity offers enterprise-grade SSO for high-security industries like finance, healthcare, and government, with flexible cloud or on-premises deployment.
Key Features:

• Federated SSO with support for SAML, OIDC, and WS-Fed.
• Adaptive MFA with context-based access policies.
• Centralized access control for cloud and on-premises apps.
• Audit trails and SIEM integration for compliance.
• Customizable user portals and login flows.
• Strong support for virtual desktop infrastructure (VDI).
  Pros:
• Enterprise-ready with minimal training required.
• Strong security for regulated industries.
• Reliable customer support.
  Cons:
• Can be buggy for some end-users.
• Troubleshooting complex issues can be challenging.
• Pricing not publicly listed.
  

5. OneLogin

Description: OneLogin provides a user-friendly SSO solution with strong security features, ideal for businesses seeking affordable yet comprehensive access management.
Key Features:

• Centralized SSO portal for all apps.
• MFA with biometrics, OTPs, and push notifications.
• Shared login capabilities for team accounts.
• Integration with endpoint devices for seamless access.
• Supports SAML, OIDC, and OAuth protocols.
• User provisioning and deprovisioning automation.
  Pros:
• Intuitive interface enhances user experience.
• Affordable pricing for small to mid-sized businesses.
• Efficient user provisioning workflows.
  Cons:
• Limited API support for custom integrations.
• Advanced features require additional configuration.
• Occasional integration issues with niche apps.
  

6. JumpCloud

Description: JumpCloud is a cloud-based directory platform with SSO capabilities, perfect for SMBs needing unified identity and device management.
Key Features:

• SSO for cloud, on-premises, and LDAP-based apps.
• Group-based access control for role-based permissions.
• Free MDM (mobile device management) included.
• Supports SAML and SCIM connectors for integrations.
• Centralized user management console.
• Conditional access based on device and context.
  Pros:
• Comprehensive solution for identity and device management.
• Cost-effective for SMBs with flexible pricing.
• Easy onboarding for new users.
  Cons:
• Learning curve for initial setup.
• Limited advanced features compared to enterprise solutions.
• Scalability concerns for very large organizations.
  

7. Keycloak

Description: Keycloak is an open-source SSO solution by Red Hat, ideal for developers and organizations seeking a customizable, cost-free identity platform.
Key Features:

• Supports SAML, OIDC, and social logins.
• Customizable authentication flows and login pages.
• Centralized identity management for web and mobile apps.
• Two-factor authentication and directory integration.
• Active community support for troubleshooting.
• Free to use with optional paid support.
  Pros:
• Highly customizable for specific needs.
• Cost-effective as an open-source solution.
• Strong protocol support for developers.
  Cons:
• Requires technical expertise for setup and maintenance.
• Limited out-of-the-box integrations.
• Community support can be inconsistent.
  

8. AWS IAM Identity Center

Description: AWS IAM Identity Center provides SSO for AWS environments, enabling centralized access to AWS accounts and business applications.
Key Features:

• Seamless integration with AWS services and third-party apps.
• MFA with support for security keys and biometrics.
• Centralized user portal for AWS and SaaS apps.
• Role-based access control (RBAC) for permissions.
• Supports SAML and SCIM protocols.
• Automated user provisioning via SCIM.
  Pros:
• Ideal for AWS-centric organizations.
• Strong security and compliance features.
• Easy to manage within the AWS ecosystem.
  Cons:
• Limited functionality outside AWS environments.
• Setup can be complex for non-AWS users.
• Lacks advanced customization options.
  

9. Cisco Duo

Description: Cisco Duo is a cloud-based SSO and MFA platform focused on secure access for any user, device, or application, with a user-friendly interface.
Key Features:

• SSO with MFA for cloud and on-premises apps.
• Adaptive authentication based on user behavior and device health.
• Supports SAML, OIDC, and RADIUS protocols.
• Endpoint visibility and control for security.
• Easy-to-use admin and user portals.
• Integration with VPNs and remote access tools.
  Pros:
• User-friendly interface for admins and end-users.
• Strong security with adaptive MFA.
• Wide application support.
  Cons:
• Initial setup can be complex.
• Pricing can be high for smaller teams.
• Limited advanced reporting features.
  

10. LastPass SSO

Description: LastPass SSO combines password management with SSO, offering a secure solution for businesses needing streamlined access and credential management.
Key Features:

• SSO for cloud apps with password vault integration.
• MFA with biometrics and security keys.
• Centralized admin console for user management.
• Self-service password reset for users.
• Supports SAML and OIDC protocols.
• Automated provisioning for SaaS apps.
  Pros:
• Seamless integration with password management.
• User-friendly for both IT and end-users.
• Affordable for small to mid-sized businesses.
  Cons:
• Limited advanced SSO features compared to competitors.
• Dependency on LastPass ecosystem.
• Occasional syncing issues with some apps.
  

Comparison Table

Which Single Sign-On (SSO) Tool is Right for You?

Choosing the right SSO tool depends on your organization’s size, industry, budget, and specific needs. Here’s a decision-making guide:

• Large Enterprises: Okta and Microsoft Entra ID are top choices due to their extensive integrations, robust security, and scalability. Okta suits multi-cloud environments, while Entra ID is ideal for Microsoft-centric organizations.
• Small to Mid-Sized Businesses (SMBs): JumpCloud and OneLogin offer cost-effective solutions with user-friendly interfaces. JumpCloud’s free MDM is a bonus for SMBs managing devices, while OneLogin’s affordability appeals to budget-conscious teams.
• Developers and Startups: Auth0 and Keycloak are developer-friendly. Auth0 excels in customizable B2C authentication, while Keycloak’s open-source nature suits budget-limited startups with technical expertise.
• High-Security Industries (e.g., Healthcare, Finance): Ping Identity and Cisco Duo provide enterprise-grade security with adaptive MFA and compliance tools, ideal for regulated sectors.
• AWS Environments: AWS IAM Identity Center is the go-to for organizations heavily invested in AWS, offering seamless integration and cost efficiency.
• Password Management Focus: LastPass SSO is perfect for businesses prioritizing password management alongside SSO, especially for smaller teams.
• Budget-Constrained Teams: Keycloak’s open-source model eliminates licensing costs, though it requires technical know-how for setup and maintenance.

Consider trialing tools with free plans or demos to test compatibility with your tech stack and user needs.

Conclusion

In 2025, SSO tools are indispensable for enhancing security, streamlining access, and boosting productivity in a digital-first world. The landscape is evolving with stronger emphasis on passwordless authentication, AI-driven access controls, and compliance with regulations like HIPAA and GDPR. The top 10 SSO solutions listed here cater to diverse needs, from enterprise-grade security to developer-friendly customization. By evaluating your organization’s size, industry, and integration requirements, you can choose a tool that aligns with your goals. Most providers offer free trials or demos, so take advantage of these to test user experience and compatibility before committing. Investing in the right SSO tool will future-proof your access management and safeguard your digital assets.

FAQs

Q: What is Single Sign-On (SSO)?
A: SSO is an authentication method allowing users to access multiple applications with one set of login credentials, improving security and user experience.

Q: Why is SSO important in 2025?
A: With growing cloud adoption and remote work, SSO reduces password fatigue, enhances security, and simplifies compliance for businesses.

Q: What features should I look for in an SSO tool?
A: Prioritize MFA, protocol support (SAML, OAuth, OIDC), app integrations, scalability, and user-friendly interfaces.

Q: Are there free SSO solutions?
A: Yes, Keycloak is a free open-source option, and some paid tools like JumpCloud offer free tiers for small teams.

Q: How does SSO improve security?
A: SSO reduces password-related risks, centralizes access control, and supports MFA, minimizing unauthorized access and breaches.