OM-LIMIT Cost: $12 Get the full version     Trial version     Developer's Website Contacting third-party download site please wait. If your download does not start, click here, or get the full version Descriptions OM-LIMIT: Excel Spreadsheet Templates for Quality Control, Control limit calculator. If you do not want to prepare a complete control chart, use LIMIT to compute control limits for mean and range, percent defective, and defects per unit.