Free tools
Calculators and checkers you can use now.
Each tool does one job, shows the official rule or rate behind its answer, and says when we last checked that rule against the source. They give general information, not advice, and nothing you type leaves your browser.
BSD and ABSD calculator for Singapore home purchases
Free BSD and ABSD calculator for Singapore homes: see Buyer’s Stamp Duty band by band, ABSD by buyer profile and the total, using IRAS’s published rates.
Checked 17 October 2026
Property tax calculator for Singapore homes
Free property tax calculator for Singapore homes: enter the Annual Value to see tax band by band at IRAS’s owner-occupier and non-owner-occupier rates.
Checked 3 October 2026
Mortgage calculator with a TDSR and MSR check for Singapore home loans
Free mortgage calculator for Singapore home loans: monthly instalment, total interest and a TDSR and MSR check at your own rate, using CPF Board’s limits.
Checked 17 October 2026
Square metres to square feet converter, with price per sq ft and sq m
Convert sqm to sqft and sqft to sqm exactly, then work out the price per square foot and per square metre of a Singapore home, with a like-for-like area check.
Checked 17 October 2026