Modern Billing for Developers & Designers
An open source Merchant of Record with 20% lower fees
Polar is purpose-built for developers, designers and startups to monetize their digital products and software with ease.
Highlighted Features
Integrate with 5 Lines of Code
Integrate with 5 Lines of Code
First-class No-Code Support
First-class No-Code Support
Our dashboard is built to be delightfully intuitive and easy to use even without ever integrating our API.
See how you can easily create powerful Checkout Links.
Merchant of Record
Merchant of Record
Sell internationally and leave the headache of calculating, capturing and remitting taxes world-wide to us as your Merchant of Record.
20% Lower Fees
20% Lower Fees
Automated Benefits (Entitlements)
Automated Benefits (Entitlements)
Focus on building your core product vs. common product benefits.
Use our built-in automations for:
Powerful Checkout
Powerful Checkout
Offer a powerful and custom branded checkout in minutes.
- Checkout Links
- Embedded Checkout on your site
- Checkout API to programmatically create dynamic sessions
Open Source
Open Source
- Our product, code and docs are available on GitHub (Apache 2.0)
- 36 contributors and growing (Contributions welcome)
- Feature requests, feedback and issues - all in public
- Self-hosting while possible is not supported or encouraged (no MoR benefits)
Quickstart
Head over to polar.sh/signup to create an account.
Sign up to Polar easily using GitHub, Google or email. Create an organization for your products, customers and checkouts.
Using the Polar SDK
Polar comes in the form of an SDK, and is designed to be used in your existing backend infrastructure. We currently have SDKs for:
Navigate to the relevant SDK page to learn more about the SDK and how to use it. In this particular guide, we’ll focus on using the JavaScript/TypeScript SDK.
Using a Polar Adapter
Polar’s Adapters are small framework-specific utilities which makes it super-easy to integrate Polar.
They can be used to:
- Create Checkout Sessions
- Create a Customer Portal
- Listen for Polar Webhooks (e.g. for events like a customer being created, a subscription being updated, etc.)
We currently have adapters for the most popular frameworks:
- Next.js
- BetterAuth
- Express
- Fastify
- Hono
- Deno
- Nuxt
- Remix
- SvelteKit
- Tanstack Start
- Elysia
- Astro
- Laravel