Free Singapore calculators & tools: 178 calculators and checkers, all free
Free · No sign-up · Runs in your browser
Calculators and checkers for life in Singapore, built on official rates and open government data: property and HDB, CPF and tax, cars and COE, work, family and everyday.
Property & HDB
- HDB Resale Price ExplorerMedian resale prices and trends for every HDB town, from official transactions.Open
- Cash Over Valuation (COV) CalculatorCash over valuation plus the cash part of your downpayment, for an HDB or bank loan.Open
- CPF Accrued Interest CalculatorThe CPF principal plus 2.5% accrued interest you must refund when you sell, year by year.Open
- CPF Housing Grant CalculatorWhich HDB grants you qualify for and how much: EHG, CPF Housing Grant, Proximity and Step-Up.Open
- En Bloc CalculatorYour share of a collective sale price by share value, strata area or a blend, less costs, against the price of your next home.Open
- HDB Affordability CalculatorYour maximum HDB flat price from income, CPF, cash and grants, under HDB and MAS loan rules.Open
- HDB Eligibility CheckerWhich flats, grants and loans your household qualifies for, from HDB's current rules.Open
- HDB Fire Insurance CalculatorThe 5-year HDB Fire Insurance premium for your flat, your next renewal date and what it covers.Open
- HDB Lease & CPF CalculatorRemaining lease, lease end year, and how much CPF and HDB loan you can use on an older flat.Open
- HDB Rental PricesMedian HDB rents for every town and flat type, from HDB's approved rentals, with trends.Open
- HDB Resale Levy CalculatorThe resale levy on a second subsidised flat or EC, from HDB's fixed table.Open
- HDB Sale Proceeds CalculatorWhat you walk away with after the loan, CPF refund with accrued interest, levy and fees.Open
- HDB Valuation CalculatorEstimate your flat's value from recent resale prices in your block, street and town.Open
- Lease Buyback Scheme CalculatorSell part of your flat's lease to HDB: what goes to CPF, the cash bonus and extra CPF LIFE income.Open
- HDB MOP CalculatorYour minimum occupation period end date for a BTO, resale, Plus, Prime flat or EC.Open
- Mortgage CalculatorMonthly instalment, total interest and loan limits for an HDB or bank home loan.Open
- Progressive Payment CalculatorEvery payment stage for a new launch condo or BTO flat, split into cash, CPF and loan.Open
- Property Agent Commission CalculatorWhat you pay an agent to sell, buy or rent out a home in Singapore, with GST.Open
- Property Tax CalculatorYour yearly property tax from the Annual Value, at owner-occupier or rented-out rates.Open
- Rental Stamp Duty CalculatorStamp duty on a lease or tenancy agreement, the deadline to pay, and late penalties.Open
- Rental Yield CalculatorGross and net yield on a condo, HDB flat or landed home after property tax and costs.Open
- Seller's Stamp Duty CalculatorHow much SSD you pay if you sell now, and the date it drops to zero.Open
- SORA Rate & Refinancing CalculatorToday's overnight, 1M and 3M Compounded SORA from MAS, plus what refinancing your home loan really saves.Open
- Stamp Duty CalculatorBuyer's stamp duty and ABSD for any property price, residency and property count.Open
- TDSR & MSR CalculatorHow big a home loan your income supports under MAS's 55% TDSR and 30% MSR rules.Open
Money, tax & CPF
- Amount in WordsTurn an S$ amount into cheque wording, or any number into British English words, with a cheque preview.Open
- Compound Interest CalculatorStarting sum, monthly top-ups and a rate: see the balance, the interest and a year-by-year chart.Open
- CPF Contribution CalculatorEmployee and employer CPF for any wage and age, and how much goes into OA, SA (or RA) and MediSave.Open
- CPF LIFE and Retirement CalculatorProject your OA and SA to 55, see where you land against the BRS, FRS and ERS, and estimate CPF LIFE payouts.Open
- CPF Top-Up Tax Relief CalculatorTax saved on cash top-ups to your own or your family's CPF, up to S$16,000 of relief.Open
- CPF Withdrawal CalculatorWhat you can take out at 55, what stays for CPF LIFE, and the 20% lump sum at 65.Open
- Currency ConverterConvert SGD to ringgit, US dollars, rupees, yen and more, and check a money changer's rate.Open
- Dividend CalculatorDividend yield and yearly, monthly and per-payment income from your SG stocks, REITs and foreign shares.Open
- Faraid CalculatorHow a Muslim estate is shared under faraid between spouse, children, parents and siblings, in fractions and dollars.Open
- Fixed Deposit CalculatorInterest at maturity for any amount, rate and tenure, with up to three placements side by side.Open
- GST CalculatorAdd 9% GST, take it out of a price, or turn a ++ menu price into the real bill.Open
- GST Voucher CalculatorGST Voucher, Cost-of-Living Special Payment, Assurance Package, U-Save, S&CC and CDC Vouchers for your household.Open
- Income Tax CalculatorYour YA2026 tax bill on 2025 income, with CPF relief, common reliefs and your marginal rate.Open
- Inflation CalculatorWhat a sum from any year since 1961 is worth in another year, using Singapore's official CPI.Open
- Intestate Succession CalculatorHow a non-Muslim's estate is shared when there is no will, in percentages and dollars.Open
- Personal Loan CalculatorTurn an advertised flat rate into the real EIR, with the monthly instalment and total interest.Open
- MediShield Life & CareShield Life Premium CalculatorYour MediShield Life premium by age, after subsidies, and what MediSave pays for your health insurance.Open
- Parenthood Tax Rebate CalculatorYour PTR, Working Mother's Child Relief and QCR, and how many years of tax the rebate covers.Open
- Percentage CalculatorPercent of a number, what percent, increase or decrease, sale prices with GST, and reverse percentages.Open
- Retirement CalculatorYour FIRE number, Coast FIRE number and whether your savings are on track, with CPF LIFE if you want it.Open
- Savings Account Interest CalculatorInterest on OCBC 360, UOB One, DBS Multiplier and SC Bonus$aver for your balance, salary and spend, ranked.Open
- Silver Support CheckerWhether you qualify for Silver Support and how much you get each quarter, by flat type and household income.Open
- SSB & T-Bill CalculatorYear-by-year Savings Bond interest and early-exit value, or a T-bill's price and interest from its cut-off yield.Open
- SRS Tax Relief CalculatorTax saved from an SRS top-up at your income, and the tax when you withdraw at retirement.Open
- Stock Average CalculatorAverage cost after several buys, with SGX fees and GST, plus how many shares to buy to reach a target average.Open
- Take-Home Pay CalculatorGross to net: monthly take-home after CPF, your bonus, employer CPF and estimated tax.Open
- Workfare CalculatorYour monthly Workfare (WIS) payout by age and income, split into cash and CPF.Open
- Zakat CalculatorZakat on savings, gold and shares at 2.5% against the MUIS nisab, plus zakat fitrah for your household.Open
Cars & transport
- ARF CalculatorARF tiers, VES rebate or surcharge, excise duty, GST and COE: the full tax stack on a new car.Open
- Bus Fare CalculatorBasic, feeder and express bus fares by distance for every card type, plus monthly pass prices.Open
- Car Depreciation CalculatorAnnual depreciation the way used car listings quote it, side by side for two cars.Open
- Car Loan CalculatorMaximum loan under MAS rules, monthly instalment, total interest and the real effective rate.Open
- Car Plate CheckerWork out the last letter of any Singapore number plate, or check a full plate is valid.Open
- Car Valuation CalculatorYour car's paper value from LTA rebates, plus a market range, without handing over your number.Open
- HDB Carpark AvailabilityLive free lots at HDB carparks, searchable by street, block, postal code or your location.Open
- Checkpoint Traffic CamerasLTA's live camera images of the Woodlands Causeway, Tuas Second Link and their approaches, with the time each was captured.Open
- PARF & COE Rebate CalculatorWhat LTA pays back when you scrap or export your car, and how it falls each year.Open
- COE Renewal CalculatorWhat renewing your COE costs at the latest PQP, and whether it beats buying new.Open
- ERP RatesWhat every ERP gantry charges at any time of day, for cars, motorcycles, lorries and buses.Open
- EV vs Petrol CalculatorMonthly running cost of an electric car vs a petrol car, and how long the EV premium takes to pay back.Open
- Fuel Cost CalculatorPetrol cost for a trip or a month at today's pump prices, and whether a JB top-up pays.Open
- HDB Parking CalculatorWhat a stay at an HDB car park costs, with night caps, free Sunday parking and season rates.Open
- MRT Fare CalculatorCard fare between any two MRT or LRT stations, for adult, student, senior and Workfare cards.Open
- Road Tax CalculatorAnnual and 6-monthly road tax by engine size or motor power, with the age surcharge.Open
- Taxi Fare CalculatorEstimate a metered taxi fare by operator and model, with peak, late-night, location and booking charges.Open
- Traffic Fine and Demerit Points CheckerComposition fines and demerit points for every common traffic offence, and how close you are to suspension.Open
Work & business
- Annual Leave CalculatorYour legal leave entitlement, pro-rated leave and the payout for unused days when you leave.Open
- Business Valuation CalculatorAn indicative value range for a small business from earnings, revenue and net assets.Open
- Corporate Tax CalculatorCompany tax at 17% after the partial or start-up exemption and the YA 2026 rebate.Open
- EP COMPASS CalculatorCheck the EP or S Pass qualifying salary for any age, then score the 40-point COMPASS test.Open
- Foreign Worker Levy CalculatorYour monthly S Pass and Work Permit levy bill and quota, using MOM's tier method.Open
- Foreign Worker Quota CalculatorHow many S Pass and Work Permit holders your local headcount allows, by sector.Open
- Image CompressorCompress and resize JPG, PNG and WebP photos to a quality or a target size, in your browser.Open
- Invoice GeneratorA clean invoice or IRAS-compliant tax invoice with 9% GST, PayNow details and a PDF, no sign-up.Open
- JPG to PDF ConverterTurn photos and scans into one PDF on your own device. Reorder, rotate, A4 or Letter.Open
- Merge PDFCombine PDFs into one file on your own device. Reorder, rotate and remove pages.Open
- No-Pay Leave CalculatorHow much pay, CPF and annual leave you lose for unpaid leave days, including half days, using MOM's rules.Open
- Notice Period CalculatorLast day of work from your resignation date, leave offset, salary in lieu, and a ready letter.Open
- NRIC & UEN CheckerCheck the check letter of any NRIC, FIN (including M series) or UEN, privately in your browser.Open
- Overtime Pay CalculatorYour OT pay at 1.5× under the Employment Act, plus rest day and public holiday pay.Open
- Parental Leave CalculatorEvery leave you can take as a working parent, by your child's birth date, with a first-year timeline.Open
- Password GeneratorRandom passwords and word passphrases, made on your device, with the strength in bits.Open
- PayNow QR GeneratorA PayNow QR for your mobile number or UEN, with a fixed amount, reference and expiry.Open
- Payslip GeneratorAn itemised payslip with every MOM field and the employee's CPF worked out at 2026 rates.Open
- Profit Margin CalculatorMargin from cost and price, price from a target margin, and break-even units, with GST.Open
- Progressive Wage CheckerThe Progressive Wage minimum for your sector and job level, and whether your pay meets it.Open
- Prorated Salary CalculatorSalary for a part month when you join, leave or take no-pay leave, using MOM's formula.Open
- QR Code GeneratorQR codes for links, Wi-Fi, WhatsApp, calls, SMS and email, as PNG or SVG.Open
- Retrenchment Benefit CalculatorYour expected retrenchment payout by salary and service, plus notice, leave pay and Jobseeker Support.Open
- Salary BenchmarkYour salary's percentile among full-time workers, plus medians by age and for 100+ occupations, from MOM data.Open
- SDL CalculatorMonthly and yearly Skills Development Levy for every employee, with the S$2 minimum and S$11.25 cap.Open
- Self-Employed MediSave CalculatorMediSave payable for self-employed persons by age and net trade income, with the cap, platform-work rules and payment steps.Open
- Time & Hours CalculatorHours worked between two times (overnight too), adding and subtracting hh:mm, and a weekly timesheet.Open
- Typing TestA 30-second, 1-minute or 2-minute typing speed test with original passages about Singapore life.Open
- What Is My IPYour public IP address, IPv4 or IPv6, and the approximate location websites see.Open
- Word CounterLive word, character, sentence and paragraph counts, with reading and speaking time.Open
- Working Days CalculatorBusiness days between two dates, or N working days from a date, skipping SG public holidays.Open
Family, health & school
- Primary School 1km CheckerEnter a postal code to see every primary school within 1km and 2km for P1 priority.Open
- Helper Cost CalculatorThe true monthly cost of hiring a helper: levy, salary, insurance and agency fees.Open
- A-Level Rank Points CalculatorYour A-Level University Admission Score under the 70-point method, or the older 90-point one.Open
- Baby Bonus CalculatorBaby Gift, Child Credits, CDA grants, MediSave and PSEA for your child, by birth date and order.Open
- BMI CalculatorYour BMI against the HPB cut-offs for Asians, with your healthy weight range.Open
- Body Fat CalculatorYour body fat percentage from a tape measure, plus waist, waist-to-height and waist-to-hip checks against Asian cut-offs.Open
- Calorie CalculatorYour BMR, maintenance calories (TDEE), a target to lose or gain weight, protein, and what it means in hawker meals.Open
- ECDA Subsidy CalculatorBasic and Additional Subsidy by household income, and what you actually pay each month.Open
- GPA CalculatorYour semester and cumulative GPA, honours band and the grades you need to hit a target.Open
- Ideal Weight CalculatorThe healthy weight range for your height on Singapore's Asian BMI cut-offs, how far you are from it, and the classic ideal weight formulas.Open
- IPPT CalculatorPush-ups, sit-ups and 2.4km run to IPPT points, award and NSmen cash incentive.Open
- MediSave Withdrawal Limits CheckerHow much MediSave you can use for a hospital stay, surgery, chronic care, delivery, IVF and more.Open
- NS Allowance CalculatorMonthly NSF allowance by rank and vocation for SAF, SPF and SCDF, your total over 2 years, and NSman make-up pay.Open
- L1R5 CalculatorO-Level grades to L1R5 for JC and L1R4 for MI, with bonus points and JAE eligibility.Open
- ORD Date CalculatorYour estimated ORD from your enlistment date, with days to go and a progress ring.Open
- Ovulation CalculatorEstimated ovulation day, fertile window and next period for your next three cycles.Open
- Pace CalculatorPace from time and distance (or the other way round), with km splits, 400 m laps and race predictions.Open
- ELR2B2 CalculatorYour ELR2B2 net aggregate for polytechnic courses, with CCA bonus points and the 26-point limit.Open
- Pregnancy Due Date CalculatorDue date from your last period, conception or IVF transfer, with trimesters and Singapore parental leave dates.Open
- PSLE Score CalculatorAchievement Levels or marks to PSLE Score and Secondary 1 Posting Group.Open
- Scientific CalculatorA clean online scientific calculator with trig, logs, powers, nCr, memory, history and keyboard input.Open
- SEAB Approved Calculator CheckerCheck if a calculator model is on SEAB's approved list for PSLE, N, O and A-Level exams.Open
- Sleep CalculatorBedtimes and wake-up times that end on a full 90-minute sleep cycle, checked against recommended hours by age.Open
- Standard Deviation & Statistics CalculatorPaste numbers for mean, median, mode, range, sample and population SD, variance, quartiles and IQR, with working.Open
- Water Intake CalculatorYour daily water target from the National Academies reference intakes, in litres and glasses, plus what to add back after a sweaty workout.Open
Home & living
- Renovation Cost CalculatorEstimate your renovation budget by flat type, scope and finish.Open
- Aircon BTU CalculatorWork out the right aircon capacity for each room.Open
- Moving Cost CalculatorEstimate what movers will quote for your flat.Open
- Aircon Electricity Cost CalculatorWhat your aircon costs to run overnight, by BTU and NEA tick rating, at this quarter's tariff.Open
- Dog Age CalculatorYour dog's age in human years by size, or your cat's, with the full chart and life stage.Open
- Electricity Bill CalculatorThis quarter's SP tariff, your monthly bill by flat type or appliance, and a retail plan check.Open
- Paint CalculatorLitres and tins of paint for a room or a whole HDB flat, with coats and ceilings.Open
- Sq Ft to Sq M ConverterSquare feet to square metres and back, HDB flat sizes in both, and psf to psm prices.Open
- Tile CalculatorTiles and boxes for a floor or wall, with wastage, tile size presets and cost per sq ft.Open
- Water Bill CalculatorPUB's water price per m³, your monthly water bill and what a shorter shower saves.Open
- Water Heater Cost CalculatorWhat a storage or instant water heater costs to run each month for your household.Open
Neighbourhoods & places
- Town vs TownPit two neighbourhoods head-to-head on prices, MRT, hawkers, clinics and schools.Open
- Neighbourhood Report CardMRT, hawker centres, clinics, preschools, supermarkets and parks within walking distance.Open
- Dengue Clusters Near MeSearch your postal code against NEA's active dengue clusters, with case counts, red or yellow alert and what to do.Open
- Heat Stress Singapore (WBGT)NEA's live Wet Bulb Globe Temperature at about 30 stations, with the heat stress level and what to do outdoors.Open
- Nearest MRT StationThe closest MRT and LRT stations to any address or your location, with the nearest exit and walking time.Open
- Postal Code LookupFind the address behind any 6-digit postal code, or the postal code for an address, with district and nearest MRT.Open
- PSI Singapore TodayLive 24-hr PSI and 1-hr PM2.5 for north, south, east, west and central, with NEA's health advice.Open
- Rainfall Singapore NowWhere it is raining right now: NEA's 5-minute rain gauge readings, heaviest first, with recent lightning strikes.Open
- UV Index Singapore TodayThe current UV index from NEA, today's hourly trend and what protection you need.Open
- Singapore Weather NowWill it rain in your area in the next 2 hours? NEA's live nowcast, 24-hour forecast and 4-day outlook.Open
Everyday, food & culture
- Hawker Centre ClosuresWhich hawker centres are closed for cleaning this week and next.Open
- Kopi Order DecoderKopi-C siu dai peng? Build your drink and get the exact order to say.Open
- 4D CalculatorWhat a 4D number pays on Big, Small, System, iBet or 4D Roll, and how many permutations it has.Open
- Age CalculatorYour exact age in years, months and days, the day you were born and your next birthday.Open
- Ang Bao CalculatorThe going ang bao rate at 175 Singapore wedding venues, plus a CNY ang bao budget.Open
- Auspicious Dates CalendarChinese almanac (Tong Shu) good days for weddings, moving house, opening a business and signing contracts.Open
- BaZi CalculatorYear, month, day and hour pillars from your Singapore birth date and time, with solar terms handled exactly.Open
- Chinese Zodiac CalculatorYour zodiac animal and element from your birthday, with the Chinese New Year cut-off handled.Open
- Countdown Timer & StopwatchA big-digit timer with an alarm, a stopwatch with laps, and a live countdown to any date or Singapore holiday.Open
- Date CalculatorCount the days between two dates, or add and subtract days, weeks, months and years.Open
- Gold Price CalculatorWhat your gold jewellery is worth by weight and purity, with workmanship, GST and buyback.Open
- Hanyu Pinyin ConverterChinese text to pinyin with tone marks, numbers or no tones, and names in Singapore style.Open
- Islamic (Hijri) Calendar ConverterToday's Hijri date in Singapore, Gregorian to Hijri and back, and Ramadan, Hari Raya and Awal Muharram dates.Open
- KrisFlyer Miles CalculatorHow many KrisFlyer miles a Singapore Airlines award flight from Singapore costs, by destination, cabin, Saver or Advantage, one-way or return.Open
- Kua Number CalculatorYour feng shui Kua (Gua) number from birth year and sex, with the Start of Spring cut-off handled.Open
- Long Weekend PlannerEvery 2026 and 2027 public holiday, and which leave days turn them into long breaks.Open
- Chinese Lunar Calendar ConverterGregorian to lunar and back, this year's date of your lunar birthday, and festival dates.Open
- Moon Phase SingaporeTonight's moon phase and how much is lit, moonrise and moonset, and every full and new moon in Singapore time.Open
- Passport Photo SingaporeICA's photo rules as a checklist, and a cropper that outputs the exact 400 × 514 px e-Services size.Open
- Phone Number CheckerCheck whether a number is a valid Singapore mobile, fixed-line, VoIP, toll-free or overseas number, and what to do about a suspicious call.Open
- Singapore Plug and Voltage CheckerSingapore is Type G, 230 V, 50 Hz. See whether your plugs and devices need an adapter or a converter.Open
- Prayer Times SingaporeToday's Subuh, Syuruk, Zohor, Asar, Maghrib and Isyak times, the next prayer countdown and the full month.Open
- Qibla Direction SingaporeThe qibla bearing from anywhere in Singapore, with a live phone compass that points the way.Open
- Spin the Wheel & Random PickerA name wheel, random numbers, a coin flip, lucky draws and Secret Santa, all fair.Open
- Singapore Time ConverterSingapore time now, any time converted to India, Malaysia, Indonesia, the UK, the US and more, and a meeting planner.Open
- SingPost Postage CalculatorPostage for a letter, postcard or parcel, in Singapore or overseas, with the cheapest option first.Open
- Split Bill CalculatorSplit a restaurant bill with the ++ done properly, evenly or by what each person ate.Open
- Sunrise & Sunset Times SingaporeSunrise, sunset, solar noon, golden hour and twilight for any date, plus the whole year on one chart.Open
- TOTO CalculatorOdds of each prize group and what a System 7 to 12 bet wins for any match.Open
- Unit ConverterLength, weight, temperature, volume and speed, converted as you type.Open