Hi aspirant,

Although it may be difficult to find a dedicated, entirely free comprehensive course for the CMAT, there are a number of ways to obtain free CMAT preparation materials:

1. Rodha: Provides free study guides and practice tests for the NMAT, SNAP, CMAT, and MHCET exams.
2. Unacademy: They provide free instruction from renowned teachers in addition to paying batches. To access these, you can register for a free account.
3. MBA Hitbullseye: They provide free practice questions and mock exams.
4. Oliveboard: They offer free study guides and CMAT practice exams.

All the best!