*There are 2 versions of Carlson Take-Off:
- Take-Off OEM w/AutoCAD built-in. Identified as version R10 / R9 / R7 etc
- Take-Off Suite w/iCAD or add to your AutoCAD. Identified as 2019 / 2018 / 2017 etc
If you are not sure which one you own send us your serial number and we will determine it for you.