Singapore Mortgage Calculators
Every number that decides a Singapore home purchase, in one place — how much you can borrow, what you will repay, what you will save by refinancing, the stamp duty, the CPF you refund on sale, and how a new-launch loan draws down. All free, all built on current MAS, IRAS and CPF rules.
Pick a Calculator
Each runs on the same rules Singapore banks, IRAS and CPF use. Nothing is stored or sent.
Mortgage Repayment
Monthly instalment and total interest for any loan amount, rate and tenure.
Open → Tool 2Affordability (TDSR / MSR)
Your maximum loan under the 55% TDSR and 30% MSR caps, stress-tested at MAS 4%.
Open → Tool 3Refinance Savings
What you would save switching packages, net of legal and valuation costs.
Open → Tool 4Equity / Cash-Out
How much cash you can unlock against your property's value.
Open → Tool 5Stamp Duty (BSD + ABSD)
Buyer's and Additional Buyer's Stamp Duty by price and buyer profile.
Open → Tool 6CPF Accrued Interest
What you will refund to CPF on sale, compounded at 2.5% a year.
Open → Tool 7Progressive Payment (BUC)
How a new-launch loan draws down and the instalment ramps, stage by stage.
Open → Tool 9Property Investment / Rental Yield
Gross yield, net yield and cash-on-cash return on your capital — after ABSD, MCST, property tax and vacancy.
Open → Tool 8Current Bank Rates
Live fixed and floating packages compared across 16+ banks.
Open →Numbers not adding up the way you hoped?
A calculator gives the estimate; a broker gets you the actual rate. Nexus Mortgage SG compares 16+ MAS-regulated banks at no cost to you.