For users who genuinely need portable statistical analysis capabilities, several legitimate alternatives exist across a spectrum of capabilities and costs.
If you need portable stats, try or JASP (both free and portable-friendly). If you specifically need SPSS syntax compatibility, the open-source program PSPP is your ethical alternative. IBM SPSS Statistics 19 - Portable
Using unauthorized portable versions of SPSS violates IBM’s End User License Agreement (EULA). For users who genuinely need portable statistical analysis