Billie

About Billie

Billie is a European 'buy now, pay later' provider focused on B2B invoice payments, letting business buyers pay later while sellers get paid upfront.

What Billie supports

B2B Buy Now, Pay Later (Pay by Invoice) via Billie — for business buyers.

• Payment methods: B2B invoice / pay later
• Where it works: Germany, Netherlands, Austria and Europe
• Billing: one-off payments
• Price: free for every PremiumPress member

Setting up Billie in PremiumPress

Activate the free plugin, then open your theme’s payment settings and add your Billie credentials:

• Client ID — Billie OAuth client id (client-credentials grant).
• Client secret — Billie OAuth client secret.

Amounts are sent in the smallest currency unit (cents). Billie is a B2B method: the buyer’s company and billing details are captured by the Billie checkout widget. One-time only. The plugin requires PremiumPress 12.

Billie plugin FAQ

What do I need to set up Billie in WordPress?

You'll need a Billie account and its Client ID and Client secret, which you enter in your PremiumPress theme's payment settings. The plugin itself is free for members.

Does Billie support recurring subscriptions?

Billie handles one-off payments in PremiumPress. If you need recurring billing, choose a gateway shown under the Subscriptions filter on the plugins page.

How does the Billie checkout work?

Pay by Invoice) as a payment gateway.