The for professional or commercial evaluation.

or "freeware" versions (note that unlike IntelliJ, CLion does not have a "Community Edition," though the non-commercial license serves a similar purpose).

The license, which allows individuals to use the full IDE for hobbies, learning, or open-source projects.

Could you clarify if you are looking for the version, or if you need help with student/trial access? What JetBrains CLion C++ IDE New FREE* Version

which provide the software for free to students and teachers at accredited institutions.

The query can be interpreted in a few different ways regarding the licensing and cost of the software. There are a few different things this could mean: