Best Authentication Software for Small Businesses (Free & Paid)

Running a small business comes with unique challenges, including tight budgets and limited resources. That’s why choosing the right authentication software can significantly improve your workflow and help you compete more effectively. Here, we feature the top authentication software solutions designed for small businesses—offering affordable pricing, user-friendly interfaces, and scalable features that grow alongside your company.

Last Updated: September 03, 2025

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279 Software

Popular Picks in Authentication Software

Auth0

Auth0

$35 Per month

Conecta Suite

Conecta Suite

$8.5 Per user

Duo Security

Duo Security

$3 Per month

Google Authenticator

Google Authenticator

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List of Top Best Authentication Software for Small Businesses

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The #1 Customer Identity platform in the market

Frontegg is a cutting-edge user management platform tailored specifically for modern SaaS applications. It excels in empowering developers with pre-built, scalable, and secure user infrastructure, streamlining the integration of essential features such as sign-up, user management, team collaboration, and tenant management. Frontegg's key strength lies in its plug-and-play nature, enabling quick an... Read more about Frontegg

Free Trial

30 Days

Pricing Type

$99 Per month

Location

United States

The OptimalCloud is a cloud-based identity management software that helps businesses secure and manage user access across various applications and platforms. The software offers single sign-on (SSO), multi-factor authentication (MFA), and access control features, ensuring that only authorized users can access critical systems and data. The OptimalCloud’s identity governance capabilities allow or... Read more about The OptimalCloud

Free Trial

Available

Pricing Type

$2 Per user

Location

United States

ROUTEE is a powerful email marketing software designed to help businesses create, manage, and optimize their email campaigns efficiently. With an intuitive interface, ROUTEE allows users to design visually appealing emails using draganddrop tools, ensuring that even those with minimal technical skills can create professionallooking content. The platform offers advanced segmentation and targeting c... Read more about ROUTEE

Free Trial

Available

Pricing Type

$10.6 Per feautre

Location

United States

OpenOTP MFA-VPN is an advanced authentication software designed to enhance security and access control for organizations. This comprehensive platform offers multi-factor authentication (MFA) and virtual private network (VPN) solutions, ensuring that businesses can protect their sensitive data and resources effectively. OpenOTP MFA-VPN’s user-friendly interface allows users to implement and manag... Read more about OpenOTP MFA-VPN

Free Trial

Available

Pricing Type

$1100 Per user

Location

Luxembourg

Systancia Access is a state-of-the-art cybersecurity software designed to protect organizations from unauthorized access and ensure the security of their digital environments. The platform offers a comprehensive suite of tools for identity and access management (IAM), secure authentication, and user behavior analytics, providing a robust defense against cyber threats and insider risks. Systancia A... Read more about Systancia Access

Free Trial

Available

Pricing Type

$10 Per feautre

Location

France

Intelligence Driven Authentication is a cutting-edge identity management software designed to enhance security while improving user experience. It uses advanced machine learning and behavioral analytics to identify and authenticate users based on various risk factors. This intelligent approach ensures that only legitimate users gain access to sensitive systems while preventing fraud and unauthoriz... Read more about Intelligence Driven Authentication

Free Trial

NA

Pricing Type

Contact Vendor

Location

United Kingdom

Ondato is a comprehensive Anti-Money Laundering (AML) software solution designed to help financial institutions detect, prevent, and report suspicious activity in compliance with regulatory requirements. The platform uses advanced algorithms and machine learning to analyze transactions in real time, identifying potential risks and flagging them for further investigation. Ondato’s automated monit... Read more about Ondato

Free Trial

Available

Pricing Type

$600 Per month

Location

United Kingdom

SuperTokens is a cutting-edge cybersecurity software designed to provide businesses with robust authentication and security features for protecting sensitive data and applications. The platform enables organizations to implement secure and scalable user authentication systems with minimal effort, offering features such as single sign-on (SSO), multi-factor authentication (MFA), and passwordless lo... Read more about SuperTokens

Free Trial

Available

Pricing Type

Contact Vendor

Location

India

Phonexia Voice Verify is a cutting-edge authentication software that uses voice biometrics to secure user access and enhance identity verification. By analyzing unique characteristics of a person's voice, such as pitch, tone, and speaking patterns, the software can accurately authenticate individuals without the need for passwords or PINs. Phonexia Voice Verify significantly improves security by r... Read more about Phonexia Voice Verify

Free Trial

NA

Pricing Type

Contact Vendor

Location

NA

MetaMap is an advanced authentication software platform that provides secure identity verification solutions for businesses. It uses biometric recognition, document verification, and AI-driven analysis to verify user identities with high accuracy. MetaMap’s real-time verification process reduces the risk of fraud by ensuring that each user is authenticated accurately before accessing sensitive i... Read more about MetaMap

Free Trial

Available

Pricing Type

Contact Vendor

Location

United States

Nonius Guest Wi-Fi is an authentication software designed to enhance the guest Wi-Fi experience in hotels, resorts, and other hospitality establishments. The platform allows businesses to securely manage guest access to their Wi-Fi networks while providing a seamless and branded login experience. With Nonius Guest Wi-Fi, guests can authenticate their devices using various methods, such as social m... Read more about Nonius Guest Wi-Fi

Free Trial

NA

Pricing Type

$100 Per user

Location

Portugal

IDVoice is a cutting-edge authentication software that enhances the security of online transactions and systems through voice recognition technology. Utilizing advanced biometric analysis, IDVoice authenticates users by analyzing unique vocal patterns, creating a secure method of verifying identity without the need for traditional passwords or security tokens. This voice-based authentication syste... Read more about IDVoice

Free Trial

NA

Pricing Type

Contact Vendor

Location

United States

Trusona is a multi-factor authentication (MFA) software designed to enhance security by ensuring that only authorized users can access sensitive information and systems. Unlike traditional authentication methods that rely on passwords, Trusona uses advanced, passwordless technology, such as biometric verification and real-time push notifications to provide secure access to applications and service... Read more about Trusona

Free Trial

Available

Pricing Type

Contact Vendor

Location

United States

Entersekt is a robust authentication software designed to enhance digital security for businesses by enabling secure, frictionless multi-factor authentication (MFA). It protects online interactions by verifying user identities with advanced security protocols that safeguard against phishing, fraud, and unauthorized access. The software’s key features include biometric verification, SMS authentic... Read more about Entersekt

Free Trial

Available

Pricing Type

Contact Vendor

Location

South Africa

Udentify is a robust authentication software designed to help organizations enhance their security and streamline user verification processes. This platform offers tools for identity verification, multi-factor authentication, and access management, ensuring that businesses can protect sensitive information effectively. Users can implement secure authentication methods, monitor access logs, and man... Read more about Udentify

Free Trial

Available

Pricing Type

$99 Per month

Location

United Kingdom

AuthN is a secure authentication software designed to protect digital environments and safeguard user access with multi-factor authentication (MFA). Whether for enterprise systems, online platforms, or mobile applications, AuthN ensures that only authorized users can access sensitive data, applications, or networks. The software supports a variety of authentication methods, including biometrics, o... Read more about AuthN

Free Trial

NA

Pricing Type

Contact Vendor

Location

Germany

Hideez Mobile Authenticator is an authentication software that provides an added layer of security for mobile devices. It helps businesses and individuals protect their sensitive information by generating time-based one-time passwords (TOTP) for secure login. The software supports multi-factor authentication (MFA), ensuring that access to accounts and systems is granted only to authorized users. H... Read more about Hideez Mobile Authenticator

Free Trial

Available

Pricing Type

Contact Vendor

Location

United States

RichOTP is an advanced authentication software designed to enhance security by offering one-time password (OTP) authentication for users accessing systems or applications. The software provides a secure and convenient method for verifying user identities, especially in environments where traditional password-based authentication may not be sufficient. RichOTP supports multi-factor authentication (... Read more about RichOTP

Free Trial

NA

Pricing Type

Contact Vendor

Location

India

Berbix is a state-of-the-art authentication software designed to streamline and secure user verification processes. Utilizing advanced technologies such as AI and machine learning, Berbix ensures rapid and accurate identity verification, reducing fraud and enhancing security for online platforms. The software supports various verification methods, including document scanning, facial recognition, a... Read more about Berbix

Free Trial

NA

Pricing Type

Contact Vendor

Location

United States

Login AI is a cutting-edge authentication software that leverages artificial intelligence to enhance security and streamline user access. This platform offers advanced features like biometric authentication, multi-factor authentication (MFA), and behavioral analysis, ensuring that only authorized users can access your systems and data. With AI-driven threat detection, Login AI identifies and preve... Read more about Login AI

Free Trial

Available

Pricing Type

$0.02 Per month

Location

United States

Stytch is an advanced authentication software designed to provide seamless, secure user verification and authentication for web and mobile applications. By offering a range of authentication methods such as passwordless login, multi-factor authentication (MFA), and social logins, Stytch streamlines the user sign-up and sign-in process while strengthening security. The platform focuses on user expe... Read more about Stytch

Free Trial

NA

Pricing Type

Contact Vendor

Location

United States

Veridas is a customer identity and access management (CIAM) software designed to streamline and secure user authentication processes for businesses. It helps organizations verify customer identities, ensuring secure and seamless access to digital services while maintaining privacy and compliance with regulations like GDPR. Veridas leverages advanced biometric authentication and multi-factor authen... Read more about Veridas

Free Trial

NA

Pricing Type

Contact Vendor

Location

Spain

BlockID is an authentication software designed to help businesses ensure secure access control for their digital assets and sensitive data. Using advanced security protocols, BlockID provides a seamless and robust authentication process that enhances data security while maintaining a smooth user experience. The software supports multi-factor authentication (MFA), biometric verification, and single... Read more about BlockID

Free Trial

NA

Pricing Type

Contact Vendor

Location

United States

Ory is a customer identity and access management (CIAM) software that enables businesses to securely manage customer identities and provide seamless user experiences across digital platforms. With Ory, organizations can streamline user registration, authentication, and authorization processes while ensuring data privacy and security. The platform supports single sign-on (SSO), multi-factor authent... Read more about Ory

Free Trial

Available

Pricing Type

$29 Per month

Location

Germany

Descope is a secure authentication software designed to provide robust user verification for web and mobile applications. With support for multifactor authentication (MFA), single sign-on (SSO), and passwordless login, Descope enhances security and simplifies the login process for users. The platform’s flexible APIs and SDKs make it easy for developers to integrate advanced authentication method... Read more about Descope

Free Trial

NA

Pricing Type

Contact Vendor

Location

United States

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