Page 2 - Top Clerk Alternatives

OTPLESS

otpless.com

OTPLESS stands at the forefront of identity and access management innovation, transforming digital authentication with a user-centric approach. Designed for businesses that prioritize both user engagement and ironclad security, OTPLESS offers a frictionless sign-in experience for any application or website, setting new standards in ease of use and protection. With advanced security protocols at its core, OTPLESS streamlines identity verification, requiring minimal user input to ensure swift, secure access. By moving beyond traditional methods such as passwords and OTPs, we not only expedite the login process but also significantly boost user satisfaction. Our platform supports an extensive range of modern authentication channels—over 20, including WhatsApp, Line, Viber, Facebook, and Google—coupled with robust features like multifactor authentication, session and user management, adaptive authentication, and step-up authentication. OTPLESS's versatility is unmatched, offering effortless integration through an extensive SDK that caters to all major platforms. This universal compatibility makes OTPLESS the go-to solution for a wide array of businesses, from bustling eCommerce sites to comprehensive enterprise systems, looking to streamline authentication, reduce abandonment, and fortify against security risks without burdening users. Moreover, OTPLESS enhances operational control with advanced session and user management capabilities, providing businesses with detailed oversight of user interactions and security policies. Opting for OTPLESS means elevating the login experience to unparalleled heights, fostering customer loyalty and trust with simplicity and security at the forefront.

SlashID

slashid.dev

SlashID is the composable identity platform to improve identity security without user friction. SlashID Gate adds authentication, authorization,rate limiting and CAPTCHA-less bot detections to your APIs and workloads in minutes. Gate can also enforce passkeys and SSO on any internal application without any code modification. SlashID Access is the most reliable and secure user identity management module thanks to our HSM-backed, globally-replicated, serverless architecture. With Access, you can implement passwordless authentication flows, multi-tenancy, one-click user invitations, RBAC, SAML and MFA in hours, not weeks. Access minimizes latency for your users, seamlessly handles traffic spikes and avoids downtime and customer data breaches.

Prove

prove.com

Prove is the modern way for businesses to enable their customers to prove their identities with just a phone. Prove offers phone-centric solutions that enable its clients to acquire new consumers and engage with their existing consumers by removing friction while bolstering security and enhancing consumer privacy & consumer choice. Prove's solutions are used by more than 1,000 businesses across diversified industries, including banks, financial services, healthcare, insurance, and e-commerce. Prove has two main solutions + MFA: • Prove Pre-Fill™ for Onboarding & Digital Acquisition, which helps companies increase signups and mitigate account opening fraud by authenticating consumer identities, and auto-filling verified data in any channel. • Fonebook™ for Digital Servicing, which helps companies: - Access a single identity authentication platform that reduces complexity and total cost of ownership to create a holistic view of your customer across their entire channels - Manage, add, and update customer phone numbers to ensure you always have the right number for your customer Multi-factor Authentication: - Standard SMS & Voice OTPs - Instant Link™ (authenticate through SMS link without needing OTP) - Mobile Auth™ (authentication via cellular networks; passive method for passwordless login) - Voice Biometrics – Match against a consumer’s voice for authentication - Push Authentication – App-based method to prove Possession, can also pull in behavioral biometrics, device (PKI), and environmental (Wi-Fi, Bluetooth, network) signals - Secure transactions across multiple digital servicing use cases, including login, high-risk transactions, call center, and passwordless login

SuperTokens

supertokens.com

SuperTokens is an open source user authentication solution backed by Y-Combinator. We're an alternative to Auth0, Firebase Auth and AWS Cognito. Using our SDKs developers can add secure, hassle free authentication to their mobile application or website in less than a day. We enable startups to launch quicker and focus on their core product offering. We're a remote company with offices in San Francisco, California, USA and Mumbai, Maharashtra, India. We provide the following features: 1. Different types of login: - Email / password - Passwordless (OTP or Magic link based) - Social / OAuth 2.0 - Multi-factor authentication - Microservice authentication 2. Access control (RBAC) 3. Session management 4. User management 5. Self hosted / managed cloud For more information, please visit: https://github.com/supertokens

Signicat

signicat.com

Signicat is a pioneering, pan-European digital identity company with an unrivaled track record in the world’s most advanced digital identity markets. Its Digital Identity Platform incorporates the most extensive suite of identity-proofing and authentication systems in the world, all accessible through a single integration point. The platform supports the full identity journey, from recognition and onboarding, through login and consent, to making business agreements which stand the test of time. Signicat was founded in 2006 and acquired by leading European private equity investor Nordic Capital in 2019. It is headquartered in Trondheim, Norway. For further information about Signicat, please visit www.signicat.com

PropelAuth

propelauth.com

PropelAuth is the best solution for B2B authentication and user management. Whether you're selling to small startups, SMBs or large enterprises, you'll always be ready with PropelAuth.

Veriam

getveriam.com

Veriam brings access management and subscription services together in one solution. No more switching between platforms or struggling with disconnected tools. Whether you're managing B2B access, handling subscriptions, or navigating compliance, Veriam makes everything work smoothly behind the scenes—without adding extra hassle to your day. With Veriam, you can integrate access control and subscription management with just a few lines of code. That means less time on admin and more time focusing on what really matters—growing your business. Our platform is easy to use, and your users only ever need a single login for all their products, subscriptions, and data, accessed through Veriam. Making the exchange of data secure and simple. We integrate Access and Subscription Management into a single straightforward solution that equips businesses with the tools needed to sell products and share data online. Moreover, our users require just one login to access any product, subscription, or data from organizations utilizing Veriam. Everything you need, one platform. Let your customers easily manage their profiles and subscriptions in one safe place. Our self-service features mean fewer support calls and more satisfied users who enjoy having control over their services. Plus, it’s not just another login—they can use the same credentials across multiple organizations for all products, subscriptions, and data accessed through Veriam. Veriam makes everything easier by merging access and subscriptions into a unified secure platform, optimizing operations and aiding companies in growth. With Veriam, businesses can effortlessly sell products and share data online, while users benefit from a singular login for all products and services from any Veriam-connected organization. Reliable, secure, and compliant. At Veriam, we’re dedicated to providing top-quality products with unbeatable security and compliance. We follow ISO standards to ensure everything runs smoothly and meets the highest quality marks. Your payment data is protected with PCI-DSS compliance, and we strictly follow GDPR privacy regulations, for you and your customers. With Veriam, you can trust that our solutions always meet the world’s toughest standards.

Authgear

authgear.com

Business success now also depends on external users such as customers, contractors, agents, and non-desk workers. Deliver frictionless digital experience to your customers and better engage with external team members with Authgear to grow your business. Authgear is an External Identity and Access Management solution that provides all authentication and user management features for businesses of any sizes to use. By integrating Authgear with your apps or websites, you can rapidly and reliably implement Passkey, 2FA, Social Login, and more Passwordless options to provide more secure and smoother user experience. Moreover, our Single Sign-on helps businesses unify the authentication experience across multiple platforms, internal and third-party applications, with simple integration. Developers and IT Support can manage user access, user sessions, analyze event logs using the Admin Portal. You can also modernize your legacy software with Authgear as it offers a plug-and-play auth solution that can connect your LDAP and Active Directory system with modern web/mobile apps. The Enterprise solution also offers Compliance supports and Private Cloud deployment options.

WhatsAuth

whatsauth.com

WhatAuth is an innovative OTP (One-Time Password) solution designed to offer businesses a more secure and cost-effective alternative to traditional SMS OTP systems. Leveraging the power of WhatsApp, WhatAuth provides a comprehensive solution for various authentication use cases, such as second-factor authentication, login/onboarding, password recovery, phone verification, and transaction authorization. Enhanced Security: By utilizing the end-to-end encryption and secure data transmission capabilities of WhatsApp, WhatAuth significantly reduces the risk of interception and unauthorized access to sensitive information. This ensures that users can perform transactions and access their accounts with increased confidence and peace of mind. The flow of the authentication is also a new paradigm, originating from the user and traveling one-way from the user to the auth service, meaning that it reduces the phishing and fraudulent means to intercept the code Cost-effectiveness: WhatAuth stands out by providing a cost-effective solution for businesses. By leveraging the existing infrastructure of WhatsApp, organizations can seamlessly integrate WhatAuth without the need for additional infrastructure investments. This approach eliminates the high costs often associated with SMS-based OTP solutions, making it an attractive option for businesses of all sizes. Seamless User Experience: WhatAuth prioritizes user experience, offering a frictionless authentication process. Leveraging the familiar interface of WhatsApp, users can effortlessly receive OTPs and complete the authentication process without the need for complex code entry or additional downloads. This streamlined experience improves conversion rates and ensures a positive user journey. Versatility and Reliability: WhatAuth caters to a wide range of OTP use cases, making it a versatile solution for businesses across industries. Whether it's securing transactions, verifying user identities, or facilitating password recovery, WhatAuth handles these scenarios effectively. This consolidation of multiple OTP use cases simplifies authentication processes and ensures reliability for businesses and their users. Conclusion: WhatAuth presents itself as a secure and cost-effective OTP solution that surpasses the limitations of SMS OTP. By leveraging the power of WhatsApp, businesses can enhance security, reduce costs, and provide users with a seamless authentication experience. Whether for second-factor authentication, login/onboarding, password recovery, phone verification, or transaction authorization, WhatAuth is a versatile solution that prioritizes user satisfaction and data protection.

Smile ID

usesmileid.com

Smile ID provides the best Africa-focused solutions for real-time Digital KYC, Identity Verification, User Onboarding, Document Verification, Liveness Checks, Face Verification, Anti-fraud, Know your Business (KYB), and Identity Data Deduplication across Africa. We are building the tools and software that make it easier for millions of Africans to prove and verify their identity online. Our platform includes SDKs and APIs for User Onboarding, Digital KYC, Identity Verification, Document Verification, Face Verification, Anti-fraud, and ID validation in mobile applications and on the web. Our identity verification and artificial intelligence tools have been specially designed for African faces and identities. Our mission is to make the benefits of a modern digital lifestyle universally accessible by expanding trust in underserved markets. We are backed by Costanoa Ventures, Future Africa, PTB Ventures, Khosla Impact, 500 Startups, CRE Venture Capital etc Subscribe to Identity Illustrated - A newsletter by Smile ID enabling African business leaders to understand the continent's complex ID, regulatory and fraud landscape one illustration at a time - https://identityillustrated.com/

SSOJet

ssojet.com

SSOJet is an all-in-one solution for user management for your B2B SaaS that reduces onboarding time, makes it easy for new team members to get up and running. Simple integration, less code, and no headaches.

Ory

ory.sh

Ory Network is a global, high availability and low latency user identity & access management network that protects identities and other first party data. It offers cloud-native, end-to-end services dedicated to securing and managing user authentication, authorisation and API protection for humans, robots, devices, and software across various internet services. State-of-the-art solutions for access security include passkeys, passwordless login, social login, second factor authentication, multi factor authentication and hardware tokens. Ory Network helps its customers use zero-trust security across their stack including data protection, compliance and risk management. It delivers information security using advanced AI analytics for any data created by system access including authentication, authorisation and API traffic. Ory is an open source organization welcoming collaboration and contributions to its leading products from an active global community. With more than 30,000 community members and over 250 GitHub repositories, Ory maintains the world’s leading open-source identity management, authentication and authorization ecosystem and community. Ory Network builds on this knowledge and experience.

Cryptr

cryptr.co

Cryptr is a plug-and-play B2B authentication platform that allows SaaS to manage and deploy all their authentication strategies like Single Sign On, automated user provisioning with Directory Sync, TOTP, magic link and much more with just a few lines of code. - Universal SSO Connector: to connect in 5 minutes SaaS to the SSO systems (SAML, Azure AD, Okta, Ping Identity ...) of their enterprise customers, - Directory Sync: to enable synchronization of user directories between SaaS and their customers with automated provisioning and de-provisioning - Universal Login which includes login/password with stolen password detection, passwordless login with magic-link, social login, TOTP.

Corbado

corbado.com

Corbado provides the most secure and convenient passwordless authentication with passkeys to onboard, authenticate and engage users. We take care of your cross-platform and cross-device aspects. You boost conversion rates and improve the user experience.

Cerby

cerby.com

Cerby provides identity teams with the only comprehensive access management platform for non-federated applications. Harnessing the power of identity providers, Cerby makes passwordless authentication an immediate reality for any application by extending single sign-on and lifecycle management capabilities. With Cerby, identity teams can extend access, minimize risk, and lower costs.

Descope

descope.com

Reduce user friction, prevent account takeover, and get a 360° view of your customer identities with the Descope CIAM platform. Use visual workflows, SDKs, and APIs to create and customize the entire user journey for your external applications.

Nametag

getnametag.com

Nametag stops AI-powered attackers while saving 30% of your helpdesk costs. Nametag is the first identity verification platform for secure account recovery. Complete your IAM and MFA configuration with plug-and-play solutions that protect critical moments like MFA resets, password changes, and employee onboarding, while unlocking new automations and cost savings through self-service and agent-assisted workflows. Nametag solutions are built on Deepfake Defense™, the next-generation identity verification (IDV) engine that combines Cryptographic Attestation™, Adaptive Document Verification™, Spatial Selfie™ and other features to prevent AI-powered impersonation. It’s the only IDV that delivers the identity assurance needed in the age of generative AI and deepfakes. Global enterprises across social media, software, healthcare, insurance, finance, higher education and other industries trust Nametag to deliver secure, integrated account protection and cost savings at scale. Nametag customers eliminate over 50% of their IT tickets, reduce helpdesk costs by 30%, boost helpdesk agent efficiency by 5x, improve user experiences, and prevent account takeovers that lead to data breaches and ransomware attacks.

SecureAuth

secureauth.com

With leading Identity and Access Management solutions from SecureAuth, organizations worldwide find it easier than ever to create digital experiences that are as welcoming as they are secure. Our AI-driven Risk Engine helps deliver dynamic – and often invisible – authentication and authorization for users, combined with a data privacy framework that protects their information and ensures their consent. It all adds up to a virtual handshake at the digital door to your company. Making you more effective than ever at eliminating bad actors or incorrect authorizations. Keeping your employees engaged and productive. And delighting your customers so you can fuel your digital growth.

LoginRadius

loginradius.com

LoginRadius is a cloud-based consumer identity and access management (CIAM) solution that empowers businesses to deliver a delightful consumer experience. The developer-friendly Identity Platform provides a comprehensive set of APIs to enable authentication, identity verification, single sign-on, user management, and account protection capabilities such as multi-factor authentication on any web or mobile application. The company offers open source SDKs, integrations with over 150 third-party applications, pre-designed and customizable login interfaces, and best-in-class data security products. The platform is already loved by over 3,000 businesses with a monthly reach of 1.17 billion consumers worldwide. The company has been named as a leading industry player in consumer identity and access management (CIAM) by Gartner, KuppingerCole, and Computer Weekly. Microsoft is a major technology partner and investor. For more information, visit www.loginradius.com or follow @LoginRadius on Twitter.

Userfront

userfront.com

Userfront is an auth and identity platform that transforms your business to serve free, freemium, and enterprise customers in one place. New customers are impatient — Userfront specializes in efficiently migrating systems so you can win new business while delighting existing customers.