Downloading TwineCompile 2.0.13 from the developer's website was possible when we last checked. We cannot confirm if there is a free download of this software available. The actual developer of the software is JomiTech. The program lies within Development Tools, more precisely IDE. The most popular versions of the tool 3.2 and 2.0. We recommend checking the downloaded files with any free antivirus.
From the developer:
TwineCompile is JomiTech solution to your slow C compile times. Integrating directly into the C Builder IDE, it drastically reduces the compile/make/build times by employing techniques such as multi-threading, file caching and automatic background compiling. Advanced compile system uses multi-threading technology and caching techniques to make C compiles 14x faster!
You may want to check out more software, such as GnuWin32: LibIconv, Greatis Form Designer.Net or TinyOS, which might be similar to TwineCompile.