Tax Calculators
176|GST, income tax, salary and stamp duty — current Australian rates for 2024–25
177|GST Calculator Australia
183|Add or remove 10% GST instantly. Works for quotes, invoices and BAS reporting.
184| Use calculator → 185| 186| 187| 188|Income Tax Calculator
189|Estimate your 2024–25 tax liability using current ATO tax brackets and low income offset.
190| Use calculator → 191| 192| 193| 194|Salary After Tax
195|See your exact take-home pay broken down weekly, fortnightly, monthly and annually.
196| Use calculator → 197| 198| 199| 200|Stamp Duty Calculator VIC
201|Calculate Victorian stamp duty for established homes, new builds and first home buyers.
202| Use calculator → 203| 204| 205| 206|Stamp Duty Calculator NSW
207|Calculate NSW transfer duty with first home buyer exemptions up to $800,000. 2025–26 rates.
208| Use calculator → 209| 210| 211| 212|Stamp Duty Calculator QLD
213|Calculate Queensland transfer duty with first home and home concession rates. 2025–26.
214| Use calculator → 215| 216| 217| 218|Stamp Duty Calculator TAS
219|Calculate Tasmanian transfer duty with $30K FHOG and first home buyer exemptions up to $500K.
220| Use calculator → 221| 222| 223| 224|Tax Return Calculator
225|Estimate your ATO tax refund or bill for 2025–26. Enter income, tax withheld and deductions.
226| Use calculator → 227| 228| 229| 230|HECS HELP Repayment Calculator
231|Find out how much HECS-HELP you repay based on your income. Years to pay off included.
232| Use calculator → 233| 234| 235| 236|Hourly to Salary Calculator
237|Convert any hourly rate to annual salary. See weekly, fortnightly and monthly take-home pay.
238| Use calculator → 239| 240| 241| 242|Overtime Calculator
243|Calculate overtime pay at 1.5x, 2x and custom penalty rates. Weekly earnings total included.
244| Use calculator → 245| 246| 247| 248|Leave Entitlement Calculator
249|Calculate annual leave, sick leave and long service leave under the Fair Work Act.
250| Use calculator → 251| 252| 253| 254|Sick Leave Calculator
255|Calculate personal/carer's leave accrual under the Fair Work Act. Full-time, part-time and casual. See cash value.
256| Use calculator → 257| 258| 259| 260|Redundancy Pay Calculator
261|Know your entitlements. Redundancy pay, notice period and annual leave payout under the NES.
262| Use calculator → 263| 264| 265| 266|PAYG Tax Withheld Calculator
267|Calculate how much PAYG tax to withhold from wages. All pay periods, all scales. 2025–26 ATO rates.
268| Use calculator → 269| 270|274| 275| 276|
Finance Calculators
281|Mortgages, loans, superannuation and compound interest tools
282|Mortgage Calculator
288|Calculate monthly repayments, total interest and amortisation for any Australian home loan.
289| Use calculator → 290| 291| 292| 293|Loan Repayment Calculator
294|Works for personal loans, car finance and any fixed-term loan. Shows full repayment schedule.
295| Use calculator → 296| 297| 298| 299|Superannuation Calculator
300|Project your super balance at retirement with the current 11.5% SG rate and salary sacrifice.
301| Use calculator → 302| 303| 304| 305|Investment Property Calculator
306|Calculate gross yield, net yield, cash flow and gearing status for any Australian property.
307| Use calculator → 308| 309| 310| 311|Negative Gearing Calculator
312|See exactly how much tax you save through negative gearing and your weekly out-of-pocket cost.
313| Use calculator → 314| 315| 316| 317|Depreciation Calculator
318|Calculate ATO depreciation using diminishing value or prime cost. 5-year schedule included.
319| Use calculator → 320| 321| 322| 323|Compound Interest Calculator
324|See how savings or investments grow over time with regular compounding and contributions.
325| Use calculator → 326| 327| 328| 329|Currency Converter
330|Convert between AUD, USD, EUR, GBP, JPY and 15+ major currencies. Instant indicative rates.
331| Use converter → 332| 333|337| 338| 339|
Construction & Trade Calculators
344|Materials, costs and measurements for builders, tradies and DIYers
345|Concrete Calculator
351|Calculate cubic metres of concrete for slabs, footings and columns. Includes bag count.
352| Use calculator → 353| 354| 355| 356|Paving Cost Calculator
357|Estimate paving project costs including materials and labour — based on current Australian rates.
358| Use calculator → 359| 360| 361| 362|Decking Cost Calculator
363|Compare timber vs composite decking costs for any size deck, including labour estimates.
364| Use calculator → 365| 366| 367| 368|Retaining Wall Calculator
369|Estimate costs by material — timber sleepers, concrete blocks or natural stone.
370| Use calculator → 371| 372| 373| 374|Landscaping Cost Calculator
375|Get a realistic landscaping budget covering turf, garden beds, paving, edging and drainage.
376| Use calculator → 377| 378| 379| 380|Gravel Calculator
381|Calculate cubic metres and tonnes of gravel, crushed rock or mulch for driveways and paths.
382| Use calculator → 383| 384| 385| 386|Square Metre Calculator
387|Calculate room or area sizes in m². Supports rectangles, L-shapes, triangles and circles.
388| Use calculator → 389| 390| 391| 392|Paving Cost Estimator
393|Estimate paving costs for brick, bluestone, crazy, pool, porcelain, permeable and stone. Select quality.
394| Use estimator → 395| 396| 397| 398|Concrete Slab Calculator
399|Calculate concrete slab volume in m³ and bags needed. Enter length, width and thickness in mm.
400| Use calculator → 401| 402| 403| 404|Tradie Profit Calculator
405|Calculate gross and net profit on any job. Enter price, materials, labour hours and overhead percentage.
406| Use calculator → 407| 408| 409| 410|Decking Material Calculator
411|Calculate linear metres of decking boards, number of joists and screws needed for your deck build.
412| Use calculator → 413| 414| 415| 416|Rainwater Tank Calculator
417|Find the right tank size based on roof area, local rainfall and household size. Water collected per year.
418| Use calculator → 419| 420|424| 425| 426|
Utility & Everyday Calculators
431|Percentages, conversions, BMI, age and time tools
432|Percentage Calculator
438|Find percentages, percentage change, and what percent one number is of another — instantly.
439| Use calculator → 440| 441| 442| 443|BMI Calculator
444|Calculate your Body Mass Index using Australian health guidelines. Supports metric and imperial.
445| Use calculator → 446| 447| 448| 449|Fuel Cost Calculator
450|Calculate petrol or diesel cost for any trip. Annual commute cost and ATO 88¢/km rate included.
451| Use calculator → 452| 453| 454| 455|Body Fat Calculator
456|Estimate body fat percentage using the Navy Method. More accurate than BMI. Metric and imperial.
457| Use calculator → 458| 459| 460| 461|Unit Converter
462|Convert between metric and imperial for length, weight, temperature, volume and more.
463| Use calculator → 464| 465| 466| 467|Age Calculator
468|Calculate exact age in years, months and days from any date of birth. Finds next birthday.
469| Use calculator → 470| 471| 472| 473|Time Calculator
474|Add or subtract time durations, convert hours and minutes, calculate time differences.
475| Use calculator → 476| 477| 478| 479|QR Code Generator
480|Generate free QR codes from any text or URL. Download as PNG — no sign-up, unlimited scans.
481| Use tool → 482| 483| 484| 485|Date Duration Calculator
486|Calculate days, months, years, weeks and workdays between any two dates. Instant results.
487| Use calculator → 488| 489|494| 495|
Australia's Smartest Online Tools Platform
500|Every calculator is purpose-built for Australian conditions — correct tax rates, local costs and real examples. No generic US data. No copy-paste.
501|