Free Singapore calculators, checked against official sources

CPF, income tax, GST, stamp duty, home and car loans, road tax, renovation budgets and Pokemon card tools. No sign-up, nothing you type leaves your browser, and every rate links to CPF Board, IRAS, HDB, MAS or LTA with the date it was checked (12 Nov 2026).

Salary & tax

CPF contribution calculator (2026 rates)Work out 2026 CPF contributions for Singapore Citizens and PRs (3rd year+): employee and employer share,...Singapore income tax calculator (YA 2026)Estimate Singapore personal income tax for YA 2026 with IRAS resident rates (0% to 24%), the S$80,000 relief...GST calculator Singapore (9%)Add 9% GST to a price or work out the GST inside a GST-inclusive price. Uses Singapore's 9% rate in force...SRS tax savings calculatorHow much income tax you save by topping up your Supplementary Retirement Scheme (SRS): S$15,300 cap for...

Property

Stamp duty calculator: BSD + ABSDCalculate Buyer's Stamp Duty (BSD, up to 6%) and Additional Buyer's Stamp Duty (ABSD) for Singapore property...HDB & bank home loan calculatorMonthly instalment, total interest and the maximum loan your income allows under MSR (30%) and TDSR (55%),...

Car

Car loan calculator SingaporeMonthly car loan instalment from a flat rate, the real effective interest rate (EIR), and MAS's 60%/70%...Road tax calculator SingaporeSix-monthly and yearly road tax from LTA's formulas by engine capacity (cc) or power (kW), with the EV flat...Car depreciation calculator (annual depreciation)Work out a Singapore car's annual depreciation: (price - PARF/scrap value) / years of COE left. Compare used...

Home & renovation

Renovation budget plannerPlan your Singapore renovation budget line by line (hacking, carpentry, flooring, electrical...), add a...

Pokemon cards

Pokemon booster box / ETB expected value calculatorIs a Pokemon TCG booster box or Elite Trainer Box worth opening? Enter your own pull rates and card values in...Pokemon card grading ROI calculator (PSA, CGC, BGS)Is grading your Pokemon card worth it? Compare PSA, CGC and BGS grading fees (checked Nov 2026), shipping...Card selling fee calculator: Carousell vs eBay vs TCGplayer (SGD)What you keep after fees when selling a Pokemon card from Singapore on Carousell, eBay or TCGplayer, in SGD....Pokemon card collection value trackerTrack your Pokemon card collection's value in SGD: cost, current value and gain/loss. Data stays in your...

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