Stop second-guessing your numbers on the jobsite. MeisterCalc is the fast, accurate construction calculator built for contractors, carpenters, framers, roofers, and remodelers who need the right answer in seconds — not a spreadsheet back at the truck.
Punch in your dimensions, watch a live diagram update as you type, and get instant results you can trust. Switch between feet-inches-fractions and metric anytime. No internet. No ads. No clutter.
15 CALCULATORS IN ONE APP
• Stairs — rises, going, stringer length, slope angle and stairwell opening
• Roof Pitch — angle, rise/run, slope percentage and hypotenuse
• Concrete — slab volume and round footing/column holes, with order quantity and waste
• Decking — board count, lineal footage and 10% waste allowance
• Stud Counter — wall framing stud count for any wall length and spacing
• Raked Walls — every stud height, top plate length and full stud-mark table
• Baluster Spacing — even gaps, on-centre spacing and a complete layout table
• Equal Spacings — divide any run into equal parts with a marking table
• Running Measurements — stud, joist and rafter layout marks down a tape
• Check Square — diagonal measurement to square up any frame, deck or slab
• Triangles — solve any right triangle from any two values (9 solving modes)
• Dumpy Level — reduced levels from staff readings for site setout and surveying
• Gravel, Soil and Asphalt — volume and tonnage with order quantity
BUILT FOR THE JOBSITE
• Live diagrams update as you type — you see exactly what you're calculating
• Voice readout on layout tools — the app reads marks aloud so your hands stay on your tools
• Imperial (feet, inches, fractions) or metric (mm) — toggle anytime
• Long-press any result to copy it instantly to the clipboard
• Share full results as plain text to your crew or supplier
• Three display themes including a high-contrast daylight mode for bright sun
WHY CONTRACTORS CHOOSE MEISTERCALC
• Accurate, code-aware math — stair and framing results flag values outside common ranges
• Clean, fast interface designed for gloves, dust and bright sunlight
• Works 100% offline — no signal needed in a basement or out on a rural site
• No ads, no sign-up, no tracking, no nonsense
• Built and tested against the calculators tradespeople already trust
Whether you're estimating a bid, ordering materials, laying out a stair, framing a raked wall, squaring a slab, or working out concrete for footings, MeisterCalc keeps your construction math fast and your margins tight. It's the everyday tool that lives in your pocket and earns its keep on every job.
Own it once. Unlock all 15 calculators forever with one small payment — about the price of a fast-food combo, and it's yours for good, no monthly bills ever. Not ready to commit? Start with a subscription and a free trial so you can try every calculator on a real job first, then grab the one-time unlock whenever you're ready. Try before you pay, then own it for good.
Download MeisterCalc — the construction calculator and contractor calculator that pays for itself on the very first job.
A construction and builder calculator that covers stairs, roof pitch, concrete, decking and framing — built for chippies and tradies who'd rather measure once and cut once.