Mirror new invoices across systems

When a new invoice is created in Wave, automatically create the identical invoice in YNAB so financial records stay synchronized.

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How Knit builds this workflow

The Agent researches both APIs and wires the trigger on one side to the action on the other — no pre-built connector required. Here is the vocabulary it has to work with.

Wave Explore Wave →

Triggers

New invoice created

Fires when a new invoice is created in Wave.

Payment received

Fires when a payment is recorded in Wave.

Invoice overdue

Fires when an invoice in Wave passes its due date unpaid.

Expense recorded

Fires when a new expense is recorded in Wave.

Actions

Create invoice

Creates a new invoice in Wave.

Record payment

Records a payment against an invoice in Wave.

Create expense

Creates a new expense entry in Wave.

Sync customer record

Syncs a customer's billing record in Wave.

YNAB Explore YNAB →

Triggers

New invoice created

Fires when a new invoice is created in YNAB.

Payment received

Fires when a payment is recorded in YNAB.

Invoice overdue

Fires when an invoice in YNAB passes its due date unpaid.

Expense recorded

Fires when a new expense is recorded in YNAB.

Actions

Create invoice

Creates a new invoice in YNAB.

Record payment

Records a payment against an invoice in YNAB.

Create expense

Creates a new expense entry in YNAB.

Sync customer record

Syncs a customer's billing record in YNAB.

Replicate payments received When a payment is received in YNAB, record the payment in Wave to maintain consistent cash flow balances. See details

Keep customer profiles aligned When customer details are updated in Wave, automatically sync the customer record in YNAB to eliminate mismatched billing contacts. See details

See all Wave + YNAB integrations → · Browse the full workflow library →

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FAQ

Common questions

Can Knit build “Mirror new invoices across systems” between Wave and YNAB?

Yes — describe it in the box above and Knit's Integrations Agent researches Wave and YNAB's public API docs (or your own uploaded docs) and builds a working workflow, whether or not either app already has a pre-built connector.

How long does it take to build?

Minutes to a first working version, not weeks — you test it against real data before it goes anywhere near production.

Why sync accounting data between Wave and YNAB?

Connecting both accounting systems ensures multi-entity organizations keep customer records, payments, and invoices identical in both places without duplicate data entry.

Can payments recorded in Wave automatically update YNAB?

Yes, whenever a payment is logged in Wave, a corresponding payment record is automatically created in YNAB to keep both general ledgers accurate.