Best Free Passwordless Authentication Software of 2025

Auth0 takes a modern approach to Identity and enables organizations to provide secure access to any application, for any user. Auth0 is highly customizable, and simple yet flexible. Safeguarding billions of login transactions each month, Auth0 delivers convenience, privacy, and security so customers can focus on innovation. With Auth0, you can rapidly integrate authentication and authorization for web, mobile, and legacy applications, with new Fine Grained Authorization (FGA) that goes beyond role-based access control.

Kinde is auth for modern applications. Our powerful user authentication integrates in minutes and has a free tier to let you get started straight away. Every aspect of Kinde is designed to help your business grow and scale. From startup to IPO in a single platform. Authentication happens at some of the most important, and highly impactful, places in your customers' journey. Our powerful builder allows you to make sure that your pages are on brand and as beautiful as the rest of your website and product experience. Up-level your security with multi-factor authentication (MFA). Give your users access to advanced authentication options, protecting them from reused or breached passwords. Take control of user authorization and access with enterprise SSO and custom SAML so that you can support your biggest customers as quickly as possible. Manage users from one beautiful dashboard or using the API. Add and invite users, manage roles and permissions, and get a complete picture of your user activity. Controlling who can access which individual pieces of data and interface is critical to protecting your business and your customers. Hierarchical role-based access control is the best way to manage this. Allowing strict control and flexible assignment – aligning everything from your business view of the world right down to the code you ship to customers. Kinde was created by founders and engineers to help businesses generate more revenue, reduce costs and make lifelong loyal customers – in one place. Every day, Kinde gives our community of founders and partners across the globe, the infrastructure they need to build anything they can imagine.

FusionAuth was built from the ground up to integrate with any app or language. Each feature (yes, every one) is exposed via an API which gives you total flexibility to handle any use cases. Every feature and acronym you need is included: registration & log-in, passwordless, MFA, SAML and OIDC. In seconds, you can comply with GDPR, HIPAA and COPPA requirements. FusionAuth can be installed on any platform, on any computer, and anywhere. FusionAuth Cloud, our fully managed SaaS hosting solution, allows you to host it yourself.

Secure your workforce with powerful, simple access security. We are Cisco Duo. Our modern access security system is designed to protect all users, devices, applications, so you can focus on what you do best. Secure access for all users and devices, in any environment, from any location. You will enjoy the peace of mind that only total device visibility and trust can provide. A SaaS solution that natively protects all applications and is easy to deploy, scaleable and quick to respond to threats. Duo's access security protects all applications from compromised credentials and devices. It also provides comprehensive coverage that helps you meet compliance requirements. Duo integrates natively with applications to provide flexible, user friendly security that is easy to implement and manage. It's a win-win-win for administrators, users, and IT staff. Multi-factor authentication, dynamic device trust and adaptive authentication are key components of your zero-trust journey. Secure SSO is also a part of the mix.

Both IT teams and end users are afflicted by password reset tickets. IT teams will often push more urgent issues down the queue to ensure that users don't have their work put on hold while their passwords reset. Password reset tickets can be costly if they aren't addressed promptly. Nearly 30 percent of all help desk tickets were caused by forgotten passwords. It is not surprising that large companies have spent more than $1 million to resolve password-related help desk requests. It is a good habit to change passwords regularly, as it helps prevent cyberattacks caused by stolen credentials. Security experts recommend that administrators ensure that users change their passwords regularly and have password expiration policies in place.

You can harness the power of biometrics to make authentication simple for any website or application. This will allow you to create a new way to log in and authenticate online. You can authenticate your users using their smartphones with 2-factor and passwordless authentication. Auth Armor provides secure authentication for every user. It does not require weak passwords or complicated codes. We have created powerful APIs, SDKs and libraries that allow you to create what you want, however you want it. You can use our tools to add authentication to any app using any flow. We offer protection for workers and consumers, so you have the power and flexibility you need to secure any information. Auth Armor is the most efficient mobile authentication system available. Instant push messaging is available to users' devices, enabling them to log in and authenticate quickly.

Oz Liveness is a world-leading facial recognition and authentication software that is used by private and public organizations around the world to reduce the risk of biometric fraud. It prevents deepfake attacks and spoofing attacks. Oz Liveness uses advanced algorithms to detect many forms of biometric spoofing. This includes 3D and 2D masks, photos and videos displayed on iPads or laptops, and photos and videos. Our technology has been approved by the industry's most stringent testing standard, ISO30107 certification. This certification helps organizations verify that they are dealing with a real person within seconds. It also lowers compliance risk and fraud risk.

LastPass is the leader in password and identity management solutions, trusted by individuals and organizations of all sizes worldwide. Millions rely on LastPass daily to create, store, manage, and protect their most important credentials, keeping them secure, private and always within reach. With LastPass, anyone can effortlessly log in to life or work anytime, anywhere.

Embrace a password-free experience by simply entering your username and verifying your sign-in through your mobile device—it's as straightforward as that! Traditional passwords can easily be forgotten, intercepted, or hacked, but with the Authenticator app, your phone adds an additional security measure alongside your PIN or fingerprint. This tool enables you to log into services like Outlook, OneDrive, Office, and many others seamlessly. Safeguard all of your accounts with the added protection of two-step verification. Furthermore, the app enhances your online security by employing industry-standard time-based one-time password (OTP) codes for comprehensive account protection. By utilizing these features, you can enjoy a more secure digital experience without the hassle of remembering complex passwords.

With an open source, end-to-end encrypted approach to password management, Bitwarden empowers enterprises and individuals to securely store and share sensitive data. Accessible from any location, on any device, Bitwarden can be deployed in cloud-based and on-premise environments. Strengthen your security with MFA, vault health reports, enterprise policies, and event logs. SSO, SCIM, and directory service integrations make it easy to integrate Bitwarden into your enterprise environment.

Frontegg is a developer platform that enables self-service, security and enterprise-capabilities through a rich user-management interface, freeing up creativity and differentiation. Frontegg's platform provides more than just authentication and SSO via an embedded login-box. It also offers an Admin Portal that serves as the Settings area for your users. The Admin Portal lets your users manage all aspects of their accounts. Users can assign roles and permissions to users and teams, create and assign roles and permissions, view audit logs, subscribe for webhooks, and more. Frontegg interfaces can be embedded within your app as a UI layer and become a customer-facing management interface. This interface is available for both personal and workspace level. Frontegg can also power-up your backend with rich SDKs that are available in various languages and frameworks.

One platform, infinite ways for you to connect with your customers and employees. Any app can be made authable. Okta can help you create secure and delightful experiences quickly. Okta's Customer ID products can be combined to create the stack you need. This will provide security, scalability and reliability. Protect and empower your employees, contractors, partners. Okta's workforce identification solutions will protect your employees no matter where they are. You will have the tools you need to automate cloud journeys and support hybrid environments. Okta is trusted by companies around the globe to protect their workforce identities.

Drop Authsignal into your identity stack to secure customer journeys and deliver world-class user authentication experiences. Focused on enabling product and fraud teams to orchestrate customer journeys and mitigate fraud, Authsignal makes it easy to deploy passkeys. Delivering class-leading drop-in authentication experiences, product teams leverage Authsignal to drop authentication (Passkeys, push, SMS authentication) challenges anywhere in the user experience. Seamlessly authenticate identity, secure customer journeys, and protect customer data with a unified customer experience. Gain a single view of customer activity and stream identity data with audit trails. Passkeys, CIAM, IAM, Authentication, Passwordless Authentication, Multifactor Authentication, Passkey

It makes it easier for employees and students to access the apps they need to learn or work. Students and employees can reset their passwords at any time, which reduces the need for IT help. Increases cyber security by protecting user accounts against hacking and thwarting ransomware, phishing cyber attacks.

Many developers are unaware that the most powerful tool for managing users, handling authentication and authorization, and even designing custom login and signup pages is completely free and open source: Keycloak 🤯. However, being free means you’re responsible for setting it up and maintaining it as your application scales. This creates several challenges that we aim to solve: Awareness: Developers and businesses are often unaware that Keycloak can address all their IAM needs. Cost: Many businesses are paying significant costs with current IDaaS providers. Maintenance: Businesses already using Keycloak face challenges in managing maintenance overhead and meeting compliance requirements for sensitive data. Skycloak is a managed Keycloak service that provides enterprise-grade identity and access management capabilities without the complexity of managing your own infrastructure. It combines the robust features of Keycloak with additional tools and services to enhance your security and development experience.

Cyphercor is a two factor authentication provider that offers a best-in-class solution that's effortless, intuitive, and cost-effective called "LoginTC". LoginTC adds an additional layer of security to your systems and applications including VPNs, Firewalls, remote desktop, active directory, and more. LoginTC offers a wide range of two factor options for end-users to authenticate, including SMS, email, push notifications, hardware tokens, U2F, OTP, bypass codes, and more. LoginTC can help you reduce your insurance costs and meet compliance regulations with ease.

HYPR is The True Passwordless Company with cutting edge technology and backed up by major investment partners. The HYPR Cloud Platform allows Passwordless Authentication across an enterprise workforce. It combines the security and convenience of a smartcard with the convenience of a smartphone. With HYPR, businesses can eliminate customer passwords and provide a superior login experiences for your customers as well. Consumer-grade usability increases the productivity of your employees and reduces friction for your customers.

User auth for web and mobile apps with industry-leading security and passwordless login convenience for end users. Vault Vision's low-code user authentication platform allows applications to securely manage user auth and login management. Our platform helps application owners increase user login engagement with passwordless application logins powered by mobile passkeys, two factor auth (2FA), multi-factor auth (MFA), face id auth, fingerprint auth, USB key auth, pin based auth, SSO with email, OIDC logins for Apple, Google and Microsoft, and more.

Authkey.io stands as an exceptional Enterprise Omni Channel API platform, offering an extensive suite of communication tools and APIs meticulously designed to empower businesses in their quest for efficient and secure customer engagement. SMS API:A seamless communication symphony with its event-based messaging prowess. This facet encompasses the seamless orchestration of Bulk SMS delivery, transactional messages, one-time passwords (OTP), and the authentication process through call-based interfaces. Voice API: This dynamic capability ensures the delivery of OTPs through vocal messages, providing an alternative avenue that ensures the recipient's prompt access. Email API: Reliable and rapid delivery of emails, serving critical functions such as password verification, account creation, OTP distribution, and email validation. WhatsApp Business API: The contemporary business landscape requires a direct conduit to reach the massive audience on the WhatsApp API facilitate this engagement, enabling businesses to establish a direct line of communication with their audience. Two-Factor Authentication (2FA) API: Seamlessly dispatching OTPs, verifying logins, and bolstering the security architecture of business software, CRM systems.

Descope is a CIAM platform meant for developers and IT teams. Customers can easily create frictionless and secure user journey flows for each user interaction using our no-code workflow builder and SDKs. Descope allows developers to spend more time working on core app projects by abstracting the details of authentication methods, session management, and risk management. Our platform makes it easy to manage users, tenants, RBAC, SCIM provisioning, and identity federation without any hassle. Customers use Descope to enhance user experience with passwordless authentication, improve security with risk-based MFA, and centralize user identities across all business-facing apps.

Experience robust authentication without the need for passwords by integrating secure options effortlessly into any website or application. Authentiq Connect empowers users to determine when to enhance their security measures, providing the choice to incorporate a second factor such as TOTP (like Google Authenticator) or U2F (such as Yubikey), or to opt for a passwordless solution with Authentiq ID immediately. Seamlessly compatible with OAuth 2.0 and OpenID Connect, getting started is as straightforward as including a social media login button on your site. Authentiq Connect delivers the passwordless experience you desire without restrictive dependencies. With Authentiq ID, you can easily use your mobile device to authenticate online, securely share your identity information, and log out remotely whenever needed. Additionally, it enhances security by offering advanced TOTP authentication, positioning itself as the comprehensive app for users seeking a modern authentication approach. Overall, Authentiq Connect not only simplifies security but also provides flexibility and peace of mind for users navigating the digital landscape.

Experience the pinnacle of authentication technology with Authx, allowing you to log in effortlessly from anywhere at any time using various modalities such as facial recognition, fingerprint, or palm scanning. This secure platform offers a blend of simplicity, intelligence, and occasionally astonishing performance in authentication. Whether accessing any system or application, you can utilize Authx’s diverse capabilities to adjust your preferred login method whenever necessary. Authx stands out for its security, scalability, and user-friendliness, enabling you to register once and enjoy seamless access across multiple platforms. With a commitment to providing time-saving authentication solutions, Authx ensures that security is always paramount, backed by 24/7 expert support. Furthermore, with Authx Mobile available for both iOS and Android, you can conveniently receive authentication prompts directly on your device. Effortless access is at your fingertips with options for biometrics or a quick touch of your access card, and the convenience of Bluetooth Low Energy (BLE) allows you to log in while in close proximity. Embrace the future of secure authentication with Authx, where ease and reliability are at the forefront.

Beyond Identity provides the strongest authentication on the planet, eliminating passwords completely for customers, employees, and developers. Unique to Beyond Identity, users never have to pick up a second device to enroll or authenticate, passwords are completely eliminated from user flows and your database, and organizations can implement risk-based access controls using granular user and device risk captured in real-time. By default, Beyond Identity authenticates with invisible MFA that only leverages unphishable factors. This allows organizations to secure access to applications and critical data by eliminating account takeover, ransomware, and all credential-based attacks all while improving the user experience

Experience a transformative authentication solution that seamlessly integrates into your workflow. Enjoy the tranquility that comes with implementing a robust passwordless system that effortlessly adapts to your growth. In today's landscape, developing your own authentication can feel daunting. Regardless of whether you're an experienced developer or embarking on your first project, navigating the complexities of starting from ground zero can be overwhelming. You must contend with the potential for vendor lock-in, user experience hurdles, requirements for scalability, reliability, security, privacy considerations, compliance issues, and the ever-present risk of cyber threats. With features like magic links and much more, a few simple lines of code—along with minimal overhead and no unnecessary configurations—can enable your application to utilize multiple passwordless login options. Our SDKs offer a streamlined approach to implementing tried-and-true authentication methods, allowing you to accelerate your development process. Maintain your preferred tech environment and stay productive; Magic is compatible with various modern programming languages and frameworks. By reducing overhead, you can dedicate more of your energy to crafting the finest product for your users, ensuring their experience is as seamless as possible. Ultimately, this allows you to innovate without being bogged down by authentication concerns.

SAWO emerged from the necessity for a transformative approach to authentication services. At SAWO, we deliver not just a service but a distinctive and rapid experience that enhances user satisfaction. As a B2B2C service-oriented company, our API integration facilitates one-tap authentication for your applications on Android, iOS, and the web, ensuring a seamless passwordless and OTP-less experience. Embracing this innovative passwordless method not only simplifies customer onboarding but also enhances security through device-based verification. SAWO's API eliminates the hassle of passwords and OTPs, addressing the inconveniences associated with traditional authentication methods. We prioritize customer needs by providing a standardized, device-centric verification process. Transitioning to a passwordless future takes just six minutes, with effortless integration across various platforms, including popular web services, cloud solutions, VPNs, and remote access gateways. Additionally, we offer a layer of device-based security to further enhance user convenience while enabling connectivity across multiple devices through a primary device. This comprehensive approach ensures that security and user experience go hand in hand.