If you purchased (or upgraded to) a copy of Grid Cartographer 4 Professional Edition prior to OCT 31st 2017 then you can claim a complimentary Steam key for your personal use only.
Qualifiying order types are:
All other order types such as GC4 Gamer, previous versions, or any version bought after the cut-off date, are not eligable. You can upgrade to a compatible license here: buy/upgrade page
Please fill in the form below with your details. Orders are processed manually and may take up to 48 hours.
If you have any difficulties please use the contact page and I'll do my best to help you out.