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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VoiSentry is a cutting-edge authentication software that uses voice biometrics to enhance security and streamline user authentication. The platform leverages advanced voice recognition technology to verify identities quickly and accurately, offering a secure and convenient alternative to traditional password-based authentication methods. VoiSentry is designed to integrate seamlessly with existing ... Read more about VoiSentry

Free Trial

Available

Pricing Type

$5410 Per user

Location

United Kingdom

KeyAuth is a specialized authentication software designed to enhance security and access control for businesses. This platform provides tools for user authentication, password management, and access tracking, ensuring that organizations can protect sensitive information and prevent unauthorized access. KeyAuth supports features such as two-factor authentication, single sign-on, and user role manag... Read more about KeyAuth

Free Trial

NA

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Location

United States

Autenticación Electrónica BEXT provides secure authentication for digital platforms, ensuring that users’ identities are protected when accessing sensitive data and systems. This software employs advanced encryption methods and multi-factor authentication (MFA) to verify the identity of users, making it a critical tool for organizations requiring secure access controls. With features such as b... Read more about Autenticación Electrónica BEXT

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NA

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Location

Colombia

Poccupine is a robust payment processing software solution designed to help businesses accept and manage payments securely and efficiently. The platform supports various payment methods, including credit cards, debit cards, bank transfers, and digital wallets, making it easy for businesses to cater to a wide range of customers. Poccupine’s advanced encryption and security features ensure that tr... Read more about Poccupine

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NA

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Location

Singapore

Synapi Shop is a payment processing software designed to help businesses securely handle online transactions, manage customer payments, and streamline the checkout process. The platform offers seamless integration with online stores, enabling businesses to accept a wide range of payment methods, including credit cards, debit cards, and digital wallets. Synapi Shop ensures that all transactions are... Read more about Synapi Shop

Free Trial

NA

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Location

United Kingdom

iSolve Video KYC is a cutting-edge authentication software designed to simplify and streamline the customer onboarding process while ensuring compliance with Know Your Customer (KYC) regulations. The software enables businesses to securely verify the identity of users via a live video session, making it ideal for industries such as banking, finance, and insurance, where regulatory compliance is es... Read more about iSolve Video KYC

Free Trial

NA

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Location

Netherlands

Def-COMS is a robust identity management software solution designed to help organizations securely manage user identities and access across systems. With increasing concerns about cybersecurity, Def-COMS provides a comprehensive platform for controlling who has access to sensitive data and systems within an organization. The software enables administrators to set up role-based access controls (RBA... Read more about Def-COMS

Free Trial

NA

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Location

Nigeria

TruScholar is a powerful document generation software designed to help organizations automate the creation of personalized documents and reports. This platform provides tools for templating, data integration, and batch processing, allowing users to generate accurate and professional documents quickly. With features such as customizable templates, real-time data retrieval, and compliance tracking, ... Read more about TruScholar

Free Trial

Available

Pricing Type

$25 Per month

Location

India

AuthVal is a cutting-edge authentication software that prioritizes security and user experience. It offers a range of verification methods, including biometric recognition and multi-factor authentication, ensuring that only authorized users gain access to sensitive information. AuthVal's seamless integration capabilities allow businesses to incorporate robust security measures into their existing ... Read more about AuthVal

Free Trial

NA

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Location

Canada

eCertApp is a secure authentication software designed to verify user identities and protect sensitive data across digital platforms. The software provides multi-factor authentication (MFA), digital certificates, and encryption, ensuring that only authorized users can access critical systems and data. eCertApp offers real-time monitoring and advanced security protocols to prevent unauthorized acces... Read more about eCertApp

Free Trial

Available

Pricing Type

$64 Per one-time

Location

NA

System Locker is an advanced authentication software designed to provide enhanced security for computer systems and sensitive data. This software helps businesses and individuals protect their devices, networks, and applications by implementing strong authentication methods, such as multi-factor authentication (MFA), password management, and access control. System Locker ensures that only authoriz... Read more about System Locker

Free Trial

NA

Pricing Type

$10 Per year

Location

United States

Peig Passwordless Access Platform is a cutting-edge authentication software that enables secure, frictionless access to digital platforms without the need for passwords. Leveraging biometric recognition, one-time passcodes (OTPs), and multi-factor authentication (MFA), Peig provides users with a password-free login experience, reducing the security risks associated with traditional password-based ... Read more about Peig Passwordless Access Platform

Free Trial

Available

Pricing Type

$5 Per user

Location

United States

Keystash is a cutting-edge authentication software solution designed to enhance security and simplify user authentication processes for businesses. It integrates robust multi-factor authentication (MFA) and password management features to protect sensitive data and prevent unauthorized access. Keystash offers a seamless user experience by supporting multiple authentication methods, including biome... Read more about Keystash

Free Trial

NA

Pricing Type

$25 Per month

Location

United Kingdom

XF Authenticator is an authentication software designed to secure user access by providing multi-factor authentication (MFA) solutions. The platform supports various authentication methods, including OTP, biometrics, and push notifications, offering flexibility in securing digital identities. XF Authenticator’s easy-to-use interface makes it simple for users to set up and manage authentication p... Read more about XF Authenticator

Free Trial

NA

Pricing Type

$0.5 Per user

Location

United States

Sign with Wallet is an authentication software that leverages blockchain technology to enable secure, decentralized authentication for online platforms. By allowing users to sign in and authenticate their identities using digital wallets, Sign with Wallet enhances security and reduces reliance on traditional login methods like passwords. The software’s encryption features protect user data and p... Read more about Sign with Wallet

Free Trial

NA

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Location

United Kingdom

ValidEntry is an identity verification software that provides secure, fast, and accurate identity checks to prevent fraud and ensure compliance. The platform supports various verification methods, including document scanning, biometric authentication, and multi-factor authentication, catering to industries with high-security requirements. ValidEntry’s automated processes reduce verification time... Read more about ValidEntry

Free Trial

Available

Pricing Type

$49.99 Per month

Location

United States

Ding is a state-of-the-art authentication software that enhances security and streamlines user access management. Designed to protect businesses from unauthorized access and identity theft, Ding offers a range of advanced authentication methods, including two-factor authentication (2FA), biometric verification, and smart card-based access. The software provides a seamless user experience, with min... Read more about Ding

Free Trial

NA

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Location

France

WhatsAuth is a comprehensive authentication software designed to enhance security by providing a reliable, multi-factor authentication system for online platforms and services. It enables organizations to protect sensitive data and ensure secure access to their applications, websites, and internal systems. WhatsAuth supports a variety of authentication methods, including SMS-based verification, em... Read more about WhatsAuth

Free Trial

Available

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Location

Chile

Under is a versatile form builder software designed to help businesses create custom forms for data collection, feedback, surveys, registrations, and more. With its intuitive drag-and-drop interface, users can easily design forms without needing any coding knowledge. Whether it's a simple contact form or a complex multi-step survey, Under provides a wide range of customizable fields, templates, an... Read more about Under

Free Trial

NA

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Location

United States

CoSync Auth is a robust authentication software designed to secure user access across digital platforms and prevent unauthorized data breaches. Offering multi-factor authentication (MFA), CoSync Auth ensures that only authorized users can access sensitive systems and information, adding an extra layer of security beyond traditional passwords. The platform supports various authentication methods, i... Read more about CoSync Auth

Free Trial

Available

Pricing Type

$29 Per month

Location

United States

Infisign is a robust identity management software that ensures secure and seamless access control for businesses and organizations of all sizes. With its multi-layered security architecture, Infisign helps businesses manage employee identities, control access to sensitive data, and comply with security standards. The platform integrates various authentication methods, such as multi-factor authenti... Read more about Infisign

Free Trial

Available

Pricing Type

$4 Per user

Location

India

TrueXess is a robust authentication software that enhances digital security by providing businesses with multi-factor authentication (MFA) and secure identity management solutions. Designed to protect sensitive information and prevent unauthorized access, TrueXess offers advanced features like biometric authentication, SMS or email verification codes, and push notifications. This software helps bu... Read more about TrueXess

Free Trial

NA

Pricing Type

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Location

New Zealand

Authenticator is a secure authentication software designed to enhance data protection and user security across digital platforms. It provides multi-factor authentication (MFA) solutions, which add an extra layer of security by requiring users to verify their identity through methods beyond a standard password. Authenticator supports a variety of authentication methods, including SMS codes, biometr... Read more about Authenticator

Free Trial

NA

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Location

China

Simplify 2FA for Shared Accounts

Group2FA App is an authentication software that enhances security for organizations by implementing two-factor authentication (2FA) across applications and systems. With Group2FA, users can add an extra layer of protection by requiring a second form of verification—such as a unique code sent to their mobile device—when logging in. The platform supports various authentication methods, including... Read more about Group2FA App

Free Trial

NA

Pricing Type

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Location

United States

AuthAlert is an authentication software designed to enhance security by adding multi-factor authentication (MFA) to login processes. With AuthAlert, businesses can require users to provide additional verification, such as a one-time passcode (OTP) sent via SMS or a fingerprint scan, before gaining access to sensitive systems. The platform supports multiple authentication methods, allowing organiza... Read more about AuthAlert

Free Trial

Available

Pricing Type

Contact Vendor

Location

Australia

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