The first calculator: liquid assets, CPF projections and year-by-year charts. Preserved as a historical version; its CPF model has known limitations.
PERSONAL PROJECT · EVOLVED FROM V1.0
Singapore FIRE planner
A free, non-profit personal project for exploring early retirement, with accessible savings and CPF modelled separately.
Use current version ↗ View v1.0 ↗Version history
A goal-first form, a monthly cash-flow model, separate CPF accounts, scenario saving and automated calculation tests.
Built to be inspectable
Created by Jia Hui. Planning guide · Calculation methods and checks.
Native HTML, CSS and JavaScript. Policy values, calculation logic and interface code are separate. Calculations run in the browser; saving is optional.
Tests cover account transfers, cash flows, retirement boundaries and scenario calculations. Forecast returns, future policy and CPF LIFE estimates remain assumptions.
CPF sources & model limits ↗