The 5.7.5 version of PStill for Mac was available to download on the developer's website when we last checked. We cannot confirm if there is a free download of this app available. This app's bundle is identified as com.stone.PStill.
The application lies within Communication Tools, more precisely Social & Blogging. This Mac application was originally developed by Stone Design. The most frequent installer filename for the application is: PStill-2008-08-08.dmg. The most popular version of the program is 5.7. According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software.
From the developer:
PStill is a user friendly PostScript to PDF convertor with many options and features. You convert eps, ps, any image format to PDF with drag & drop. Repurpose PDF directly from any application using PStill. Shrink PDF, combine files to make one PDF, make posters, automated print work flow and hot folders. Built-in PDF checker shows you PDF version and PDF/X3a compliance.
You may want to check out more Mac applications, such as Stone Studio, which might be related to PStill.