SPSS Statistics is a software program for statistical data analysis whereas Amos is a software program that can be used to perform structural equation modeling (SEM). Using SEM, you can quickly create more precise models to test hypotheses and confirm relationships among observed and latent variables moving beyond regression.
SPSS for Statistical Package the Social Sciences and AMOS is statistical software and it stands for analysis of a moment structures. AMOS is an added SPSS module...
SPSS using for analyzing the mode has one dependent variable. For analyzing the modes have over one dependent variable, we should use AMOS. The main steps for analyzing on AMOS include Cronbach's alpha, EFA, CFA, and SEM, where Cronbach's alpha and EFA analysis should run on SPSS.