Free calculators that show their working. No signup, no sales call, no “financial advisor.” Punch in your numbers, see the answer, read exactly what we assumed. Kopi money questions, settled in one sitting.
Every result lists its assumptions in plain English. If we estimate, we say “estimate.”
CPF ceilings, tax brackets, SRS caps — updated when the government moves the goalposts.
The tools are free. We earn from unobtrusive ads and affiliate links, never from your data.
Your real monthly in-hand after CPF, SDL and estimated tax — by age band and the 2026 wage ceiling.
Calculate →Project your CPF to 65 and see estimated monthly payouts across Standard, Basic and Escalating plans.
Calculate →Is the S$8,000 Retirement Sum Topping-Up scheme worth it for you? Tax relief now vs 4% compounding to 55.
Calculate →See exactly how much tax a S$15,300 SRS contribution saves at your income — and what the lock-in really costs.
Calculate →“Can I retire at 55 on S$5k take-home?” Project your nest egg, price your future lifestyle, see the gap.
Calculate →Search any CPF question and you’ll find ten blogs rewording the same CPF Board page. What you won’t find: your numbers, your age, your salary, answered in ten seconds. ZhunMoney builds calculators first — interactive, sourced, and honest about what’s an estimate — then explains the rule around them. When a number here disagrees with the CPF Board’s own calculator, theirs wins. We’re the fast second opinion, not the authority.