A single-user commercial license typically costs between (one-time payment, not subscription). Educational and volume discounts may be available.
Developed by Witte Software, is a Modbus master simulator designed primarily to help developers of Modbus slave devices or others who want to test and simulate the Modbus protocol. With its multiple document interface, you can monitor several Modbus slaves and/or data windows at the same time. Key Features modbus+poll+key+full