The version 9.5.6 of Prog-Studio is provided as a free download on our website. This download was scanned by our antivirus and was found as virus free. Prog-Studio relates to Help. The most popular versions of the software is 9.5.6. This free software is an intellectual property of BatronixProg-Studio is a modern, comprehensive, and very productive micro-controller development environment for industry standard 8051 (MCS-51) microcontroller architecture chips.