FiveActs 1.5.4 for Mac could be downloaded from the developer's website when we last checked. We cannot confirm if there is a free download of this app available.
Please check the Mac app with an antivirus before launch as it is downloaded from the developer's website, and we cannot ensure that it is safe. The software belongs to Productivity Tools. The actual developer of this Mac application is Synium Software GmbH.
From the developer:
FiveActs helps you compose your next novel, book, story or play. It supports you through every step of the writing process, from developing an initial idea to completing the final touches on your finished screenplay. FiveActs is suited for users of all levels, lending guidance and support to beginners while also providing professional users with everything they expect from a writing app.
You may want to check out more Mac applications, such as PitStop Extreme, 3dissue or FileOpenInstaller, which might be related to FiveActs.