It suggests a user looking for a professional CAD (Computer-Aided Design) tool without paying for an expensive license. On the surface, Softonic appears to be a legitimate software download site, and the phrase "extra quality" hints at a repacked or pre-activated version.
If you are attempting to download via a "Free Download" link found on a "paper" or aggregation site, please be aware of the following risks: --- Autocad 2013 Free Download Softonic Extra Quality
The term is a red flag. This is not an Autodesk designation. In the warez scene, "Extra Quality" (or "E.Q.") was used to label repacks that included keygens, cracks, or patches. It promises the "Corporate" or "Educational" version unlocked for free. It suggests a user looking for a professional
: Active subscribers can sometimes access versions up to 4–5 years old through the Autodesk Account or by using the Autodesk Assistant . However, this typically does not extend as far back as the 2013 edition. This is not an Autodesk designation