Auth for modern applications

Powerful user authentication that integrates in minutes. Free up to 10,500 MAU.

Add powerful auth to your product with just a few lines of code

Created by founders and engineers to help your business generate more revenue, reduce costs and make lifelong loyal customers – in one place.

Trusted by over 25,000 developers, including teams at

Made to work for you In your tech stack.

Built this century

  • Password auth

    A lot of businesses still need to use traditional passwords for access. Roll out passwords with ease and when they're ready to make the move you can convert with the flick of a switch.

  • Passwordless auth

    Free your users from passwords and remove the hassle of password resets with one click sign up and sign in.

  • Enterprise Single Sign On (SSO)

    With out-of-the-box support for Azure AD, your admins can manage team permissions and access in just a few clicks.

  • M2M and connected apps

    Machine to machine connections combined with connected apps accelerate your product development in the back end and enable powerful product interactions and security.

  • Social and dev logins

    Why make users remember yet another set of credentials? Let them choose how they want sign up and sign in.

  • Multi-factor auth (MFA)

    Give your users access to advanced authentication options, protecting them from reused or breached passwords.

Learn more about authentication

Everything you need to build anything you can imagine

Powerful, flexible feature management

Powerful feature management

Deliver new experiences and increase the speed that your team deploys, learns and releases with feature-based continuous deployment.

Learn more about feature flags
Transformative recurring subscription billing

Billing without building it yourself

Turn customers into revenue with transformative recurring subscription billing tools.

Coming Q1 2024

Learn more about billing
Back-office tools to manage your business

Keep it all under control

Manage every part of your business from one beautiful dashboard, with everything you need to start, run and grow as you scale – in one place.


Adapt to any organizational structure with multi-tenancy

Simple to setup authentication for any B2B business model — from basic businesses to sophisticated enterprises.

Image showing the Organizations dashboard in Kinde Image showing the Organizations dashboard in Kinde
Your organizations
Work the way your customers work
Default organization
Users are automatically added to default if none specified
Manage your organizations

Know your audience from Day 1

Your business is built on loyal customers who drive your brand. Kinde gives you the tools to start acquiring and activating fans from Day 1, and then everything you need to manage and continue to engage with them long-term.


User since July

Role: Administrator


Get to know your real users

Your customers aren’t just numbers - understand them. Know who is signing up, how long they’ve been a customer and how often they sign in. Easily set up roles and permissions so that you can control what your customers are allowed to do in product.

Learn more about user management
Add newsletter sign up forms to your website

Free tools for lead-gen

Before you even start the first line of code on your product, you can start to gather loyal fans. People who want to support your business no matter what, or just have a real interest in what you’re doing. Don’t miss out on gathering their details. With Wait Lists and Subscriber forms, you can capture details when the interest is most high – directly on your website.

Learn how to start building your audience

Protect every cent of spend

When it comes to what you pay, we believe that software pricing should be transparent and based around shared value. We also believe in investing in your growth – as you grow you pay for what you use – and unit costs come down as you use more. Fair and simple.

5,000 MAU
200 Organizations
Kinde - Pro
Clerk - Pro + Enhanced Auth and B2B SaaS addons
Auth0 - B2B Essentials
50,000 MAU
1,000 Organizations
Kinde - Pro
Clerk - Pro + Enhanced Auth and B2B SaaS addons
Enterprise pricing
Auth0 - Enterprise
250,000 MAU
1,000 Organizations
Kinde - Pro
Auth0 - B2B Essentials (Only 100 organizations)2
500,000 MAU
10,000 Organizations
Kinde - Pro
Auth0 - B2B Essentials (Only 100 organizations)2
  • Free for founders

    While your business is starting out, we want to give you every advantage possible. That’s why you can use the Kinde Free plan for as long as you like, until you’ve grown enough to need a paid plan.

  • One bill

    Our mission is to help bring your ideas to life on a unified platform, that’s why you only get one bill too. Nothing hidden.

  • 50% or less than Auth0

    Ask us anything about our pricing and the first thing we’ll say is that we aim to halve your bill. Comparing is worth it.

Free up to 10,500 active users

Loved by developers

  • “Our previous auth provider had a great product but they did not give a f**k about early stage scale ups. Kinde have been amazing and the whole team are f**king legends”
    David Press Co-founder and Head of Technology at RiskTalk
  • “Painless to understand and set up which is an absolute blessing”
    Alex Gabites Senior Software Engineer at Uncommon Purpose
  • “Loving Kinde btw, it's so easy to setup! I know it's hard to make auth easy and you have!”
    Paul Tuckey

Scale to millions.One install.

Created by founders and engineers to help your business generate more revenue, reduce costs and make lifelong loyal customers – in one place.


Reduce time to revenue by as much as 1 year1

With Kinde

Day 1
1 year


Lead generation
Access management
Feature flags
User management
Back office tools
Build your product

With Kinde:

Integrate Kinde
Build your product

Unified developer experience

Amazing one-liners

Once you have Kinde integrated, it’s just a single line of code to add any feature. And as new features become available, you get them with a snap. That’s developer velocity.

Tiny bundle sizes

Having everything in a single integration, means you’re not shipping the same thing multiple times. This means tiny bundle sizes, smaller downloads – and way faster performance across the board.

Single SDK

Everything you need to integrate Kinde is in a single library. Unified architecture means you integrate only one time. As new features become available, they become available to you also.

Secure by default

We’ll keep you and your users safe. Kinde is built from the ground up using best in class security protocols.

Learn more about security at Kinde

Get a little help from some friends

Anyone can get started building and growing their business on Kinde — with one-to-one guidance to suit the way you learn.

  • One-to-one guidance from our team

    Our team is here to help you get going. We’ll provide hands-on help from your very first question through to your first customer sign up. They’re available by email, Slack, and Discord. Whatever works for you.

  • A community of founders just like you

    It takes a village to build a company. Our Discord and Slack communities are great places for you to connect with, and get support, from a village of other founders. It’s a place designed for people just like you.

  • Specialised support from an expert

    With just a few clicks from our website, new founders can reach our expert partners. They’re hand picked specialists who can help you build your product and get to market faster. They’re currently available globally with expertise in almost every development language.

    Hire an expert

Start for free

Grow your business here

Everything you need to build anything. Integrate Kinde in minutes. Get up and running fast.