Bugfender invoices are in your billing section, here is how you can download them:
Log in to your Bugfender account
Click on the cog icon on the left hand side bar
Look for Invoices at the bottom

Bugfender invoices are in your billing section, here is how you can download them:
Log in to your Bugfender account
Click on the cog icon on the left hand side bar
Look for Invoices at the bottom