Password-free signups. No social network required.

What is Copper?

People sign up with their number. You get verified info. Copper is a service for developers who want a seamless, always-improving signup and signin flow in their websites and iOS apps. We remove friction so more people become and remain users, while makers ship faster and maintain less code.

Copper is a tool in the User Management and Authentication category of a tech stack.

Why people like Copper

Here’s a list of reasons why companies and developers use Copper.



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Copper's alternatives

  • Auth0 - Token-based Single Sign On for your Apps and APIs with social, databases and enterprise identities
  • Devise - Flexible authentication solution for Rails with Warden
  • Amazon Cognito - Securely manage and synchronize app data for your users across their mobile devices
  • OmniAuth - OmniAuth is a flexible authentication system utilizing Rack middleware.
  • Stormpath - User Management and Authentication for Developers

See all alternatives to Copper