Software Alternatives & Reviews


One-click phone number login and checkout

Cotter Alternatives

The best Cotter alternatives based on verified products, community votes, reviews and other factors.
Latest update:

  1. 28

    Strong authentication, without the passwords

  2. 33

    Allow users to login without passwords

    paid Free Trial $17.0 / Monthly

  3. Fight user churn with great user onboarding. Interactive product tours and smart tips significantly improve your user retention.

    Try for free freemium €29.0 / Monthly

  4. 31

    Eliminating passwords

  5. 24

    Open Source User Authentication - An Alternative to Auth0 / Firebase Auth / AWS Cognito

    Open Source freemium

  6. 20

    Amazon Cognito lets you add user sign-up, sign-in, and access control to your web and mobile apps quickly and easily. It scales to millions of users and supports sign-in with social identity providers and enterprise identity providers via SAML 2.0.

  7. 22

    Allow your users to sign-in without a password or OTPs

  8. 21

    Auth0 is a program for people to get authentication and authorization services for their own business use.

    Open Source

  9. 13

    Application and Data, Application Utilities, and User Management and Authentication

  10. 10

    Complete user auth system installed with 8 lines of code.

  11. 11

    2FA codes in your browser, secured by the way you type

  12. 13

    World-class out of the box Passwordless Multi-Factor Authentication (MFA) Anywhere technology, built specifically for developers and Fraud Ops teams. Implementation in hours, protection for a lifetime.

    freemium $0.05 / Monthly (Only Pay For Active Users)

  13. 21

    Passwordless login with one-click, biometric, or QR-code

  14. 11

    1Password can create strong, unique passwords for you, remember them, and restore them, all directly in your web browser.

    paid Free Trial $36.0 / Annually

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