impromptu 2.5 for Mac can be downloaded from our website for free. The most popular version of the tool is 2.5. Impromptu can be installed on Mac OS X 10.5.0 or later. This application's bundle is identified as com.moso.impromptu. The software is included in Developer Tools. This free Mac app was originally created by Andrew Sorensen. The most frequent installer filename for the program is: impromptu_2.5.dmg.
From the developer:
Impromptu is a programming language and environment for composers, sound artists, VJ's and graphic artists with an interest in live or interactive programming. Impromptu allows you to write, modify, compile and hot swap custom signal processing code - an ability that allows you to write low level sound synthesis code during live performance.
You may want to check out more software for Mac, such as SpellBoard, which might be similar to impromptu.