Access the web control panel (https://app.checkinscan.com/client/login) and click on the 'My Account' dropdown menu. It is located in the top right corner, under the language flag. Then, click on 'Invoices'.
Once inside, you should click on 'click here' and you will be redirected to the invoices panel, where you’ll find your account’s billing information.
By scrolling down to the bottom of the page, you’ll find the list of invoices for your account. You can download them by clicking on each one.
In the next pop-up window, click on 'Download invoice' to get your invoice in PDF format.