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

Unlike other SaaS solutions, our software is fully available to you. You can download it and run it on your laptop, in your datacenter or in your cloud environment, and easily validate configuration and code changes.

Open Data

Your customer’s data belongs to you. There is no vendor lock-in and you can access the most up-to-date data at any time. Financial and BI reporting becomes easy.

Open Architecture

Our platform is open by nature and can easily be extended to add your own custom logic or to integrate it with other systems in your infrastructure.

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

Get acquainted with the Kill Bill back-office interface.

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