Open Source Subscription Billing & Payment Platform.

Scale Your Business, Your Way.

Kill Bill has been the leading open-source platform for billing and payment for the past 10 years.
Organizations around the globe, from startups to public companies, trust Kill Bill to invoice billions every year.

Companies using Kill Bill

Open Source

Because it is open source software, you can see exactly what the system does. You can even download the system and run it on your laptop. You and every other Kill Bill user can check it for accuracy and security flaws.

Open Data

Your customer’s data belongs to you. You can run Kill Bill anywhere and therefore access the most up to date data at any time. You can also easily validate catalog, configuration or code change by spinning a new instance. Reports become easy and test sandbox nightmares go away.

Open Architecture

Extend your billing solution by creating Kill Bill Plugins to:

  • Add custom billing/payment logic
  • Add custom analytics and reporting
  • Integrate with other systems: CRM, ERP, BI, Tax systems

What we do

Kill Bill helps you grow your business by scaling your billing and payment infrastructure. It provides analytics and financial reports to make sure you remain compliant. By owning your most precious data, and relying on its open architecture, you are in control and avoid vendor lock-in.

We chose killbill for our start-up after much research. We immediately classified it as active open source project with very clever people behind it. Galen P.

Chief Technology Officer, Real Estate company with 1-10 employees

Kill Bill offers a powerful platform we will use to manage the complexity of subscription billing, which will allow us to release features faster with fewer bugs. Chris Z.

Tech Lead, Computer Software company with 1,001-5,000 employees

We did not have to build our own billing engine or buy a commercial one. Out of the box, working billing engine with tons of features. Open source with great community backing. Dave O.

Engineering Manager, Insurance company with 5,001-10,000 employees

Live demo

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