Go to "Balance" and click on the "Payment history" link. You will see information about the date, bank name, amount, as well as the invoice itself in PDF format, which can be viewed and downloaded. To view and download the required invoice, click the blue link on the right.
To receive invoices with company details, you need to become a business client. In "Settings", select "User type" and enter all the necessary information about your company. After that, all invoices will be issued with the details you have provided.
At the beginning of each month, okidoki automatically sends invoices to business clients to the email address specified in Settings.