Cubase 5 Portable Here
Today, Steinberg offers or the free Cubase AI (often bundled with hardware). These modern versions provide significantly better stability, security, and advanced features that far outclass the aging Cubase 5 engine.
Do not underestimate the dangers of downloading "Cubase 5 Portable" from unofficial forums (like Rutracker, AudioZ, or 4chan). cubase 5 portable