Can Adyen trigger actions in FastBill, and FastBill in Adyen?

Yes — the integration works in both directions. Use each app's triggers to start a workflow and the other app's actions to update it.

Do I need to write code to integrate Adyen and FastBill?

No. Adyen-to-FastBill automations are built visually on the canvas. You can optionally add custom JavaScript with Functions when you need advanced logic.

Adyen + FastBill Integration

Build finance workflows between Adyen and FastBill on a visual canvas — map fields once and let data flow.

Example: when Adyen's "Watch Events" fires, WEXTL can "Cancel an Invoice" in FastBill. Adyen has 1 trigger (including Watch Events); FastBill has 33 actions (including Cancel an Invoice, Complete an Invoice, and Create a Contact).

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Adyen triggersFastBill actions

Adyen workflow triggers

FastBill workflow actions

Frequently asked questions

Common questions about connecting Adyen and FastBill.

Connect your Adyen and FastBill accounts once, pick a trigger in one app and an action in the other, then map the fields so data flows automatically between them.

AdyenBrowse all Adyen triggers, actions, and integrations.

FastBillBrowse all FastBill triggers, actions, and integrations.

Adyen + FastBill Integration

Frequently asked questions

How do I connect Adyen and FastBill?

What can I automate between Adyen and FastBill?

Can Adyen trigger actions in FastBill, and FastBill in Adyen?

Do I need to write code to integrate Adyen and FastBill?

Explore Adyen and FastBill, or get started

Adyen + FastBill Integration

Frequently asked questions

How do I connect Adyen and FastBill?

What can I automate between Adyen and FastBill?

Can Adyen trigger actions in FastBill, and FastBill in Adyen?

Do I need to write code to integrate Adyen and FastBill?

Explore Adyen and FastBill, or get started