CalcFi vs ProcessSpy
Side-by-side comparison to help you choose the right AI tool.
CalcFi
500+ free financial calculators — mortgage, compound interest, retirement, salary, tax, debt, investing & more. No signup, instant results.
Visual Comparison
CalcFi

ProcessSpy

Overview
About CalcFi
CalcFi is a free, no-signup financial calculator platform with 500+ tools covering mortgage payments, compound interest, retirement savings, salary/paycheck, tax brackets, debt payoff, investment returns, budgeting, net worth, and more. State-specific data for all 50 US states. Dark-mode UI, mobile-first, instant results. Built with Next.js, deployed on Vercel.
About ProcessSpy
ProcessSpy – The macOS Process Explorer & Advanced Monitor
The native alternative to Sysinternals Process Explorer for macOS. See what Activity Monitor hides: visualize process trees, inspect open files, view environment variables, and kill stubborn apps instantly.