Current Humble Bundle (https://www.humblebundle.com) contains an audio software bundle. I bought it awhile ago so have an older version, but $25 includes a Windows version of Sound Forge Pro 12.
- Architecture: 64-bit
- Record: Record on up to 32 channels in 64-bit/384 kHz in premium quality.
- Sound design: Sophisticated audio editing and restoration with the new DeHisser, DeClipper, DeClicker & DeCrackler
- Post-production: Significantly optimized broadcast-ready wave files
- Mastering: Discover new high-quality tools such as Wave Hammer 2.0 (multiband compressor), equalizer, multiband compressor and mastering limiter.
- Standards: VST3 support / DSD import & export / High-quality POW-r dithering / DAO CD mastering to Red Book specification