Rosetta Business Planner 8.3 descriptions The Rosetta Business Planner software application from Rosetta IT Solutions Ltd. is an excellent business planning tool for small & medium sized businesses. Rosetta Business Planner software offers many advantages over spreadsheets for business plan development monitoring & upkeep. The software goes way beyond the typical business plan templates & checklists that are widely available. It is not so complicated that it needs an accountant and/or IT specialist to use it. The software application addresses the business planning & monitoring needs of the small/medium business market with comprehensive easy-to-use functionality at a very competitive price.