Totally different. TT Business is for 1120 Corporation, 1120S Corp, 1065 Partnership or 1041 Estate/Trust returns and will not do your personal 1040 return. It is a separate program from the Desktop Home & Business program or the Online Self Employed version.
Home & Business (or Self Employed) is for personal returns that include a schedule C for self employment or sole proprietor. A single owner LLC would be reported
