PLOCalc is advanced equity calculator/range explorer for Omaha.

Features:

• Range vs range equity (for all combos and overall) on the flop/turn/river and preflop
• Ability to analyze/sort/filter ranges based on equity/outs/shape etc.
• Range Explorer (splitting the range according to hand categories/outs)
• Equity graphs
• Powerful range selector/filtering system

Limitations:

• License for one computer (can be moved from computer to computer within reasonable limits)
  
  

Now at reduced price (from 300$). The product is not in active development and is mostly as is. It's unlikely new features will be introduced.