Unlike some engines that only give you the "best" move, Komodo 14 excels at showing multiple good options. This is invaluable for human learning—you see not only the top computer line but also the second and third best, helping you understand positional nuances.
The file size should be approximately 5-7 MB (executable) plus a 30-50 MB neural network weights file (if using the NNUE version). Komodo 14 Chess Engine Free Download