Free Financial Tools for Singapore
Quick, accurate calculators using official Singapore government rates. No signup required. No data collected.
Stamp Duty Calculator
Calculate BSD and ABSD for any property purchase. See the breakdown by buyer profile — Singapore Citizen, PR, or foreigner.
Income Tax Calculator
See your tax bracket, marginal rate, effective rate, and exact tax payable. Uses official IRAS YA2026 progressive rates.
CPF Contribution Calculator
Calculate your monthly CPF contributions and OA/SA/MA allocation by age band. See employee and employer splits.
SRS Deadline & Tax Savings
Check how much tax you can save by contributing to SRS before 31 December. Interactive calculator with marginal rate analysis.
Need more than a calculator?
These tools answer single questions. Karui connects CPF, tax, SRS, investments, property, and healthcare into one intelligent plan — then tells you your real probability of a comfortable retirement.