Mestrelab provides a (often ~$100–$200) that includes core NMR processing features. This is legal, permanent, and includes updates and support.
What do you need most (e.g., 1D/2D NMR, MS, or Predict)? Are you currently affiliated with an academic institution ?
There are a few legitimate reasons why someone might look for a cracked version:
Beyond basic processing, Mnova offers specialized tools that significantly speed up research: Mnova DB MyData - Application Note - Mestrelab Research
