Debitoor sends your subscription invoices to your account email (found in Settings > Profile > Email), or the one you manually entered in your billing information (found in Settings > Plans & Pricing > Billing Information).
You can find your Debitoor subscription invoices in your account by following these steps:
Go to "Settings" > "Plans & Pricing"
Under "Payment History", you will find all of your subscription invoices:
Click on the invoice to download it to your device.
If you pay your Debitoor subscription by direct debit (not currently available for the UK), it may take a few days after the direct debit until you receive the invoice via email. The invoice will not be issued until we have received your payment and it has been registered as successful.