• Linear Feet Calculator
    Convert total square footage to linear feet using board width, and estimate material cost per linear foot. Fast, free flooring & lumber calculator.
  • Roof Pitch Angle Calculator
    Calculate roof pitch angle in degrees from rise and run. Also gives x-in-12 pitch, slope length and slope percentage for any roof or ramp.
  • Snow Load on Roof Calculator
    Estimate roof snow load in psf from snow depth and density, or via the ASCE 7 flat-roof formula pf = 0.7·Ce·Ct·Is·pg.
  • Deck Area Calculator
    Calculate your deck's square footage and the number of decking boards you need, including a waste allowance. Free, instant deck material estimator.
  • Concrete Mix Ratio Calculator
    Calculate cement, sand and gravel quantities for any concrete mix ratio. Get bags of cement, volumes in m³ and the 1.54 dry-volume factor instantly.
  • Tile Quantity Calculator
    Calculate how many tiles and boxes you need for a floor or wall. Enter room and tile size plus waste % to get exact tile counts and boxes to buy.
  • Roof Area Calculator (with Pitch)
    Calculate total roof surface area from your building footprint and roof pitch (rise/run). Get sloped area, roofing squares, pitch percent and angle.
  • Land Area Calculator (Square Feet to Acres)
    Convert a plot's length and width in feet to acres instantly. Enter dimensions and get area in acres, square feet, and square meters.
  • Roof Surface Area Calculator
    Calculate total roof surface area, slope factor, and roofing squares from your building footprint and roof pitch (rise/run). Free and accurate.
  • Simply Supported Beam Deflection Calculator (Center Point Load)
    Calculate the maximum mid-span deflection of a simply supported beam under a central point load using δ = PL³ / (48EI). Free engineering tool.
  • Stud Count Calculator
    Estimate how many wall studs you need by wall length and on-center spacing (16 or 24 in). Adds corner studs for fast framing material takeoffs.
  • Concrete Footing Calculator
    Calculate concrete footing volume in cubic yards and cubic feet, plus the number of bags needed. Enter width, depth, length, quantity and waste %.
  • Bags of Concrete Calculator
    Calculate how many 40, 60, or 80 lb bags of concrete you need for a slab, footing, or pad. Enter length, width, and thickness to get bag count.
  • Linear Feet to Square Feet Calculator
    Convert linear feet to square feet instantly. Enter the linear length and board width in inches to find total coverage area in sq ft.
  • Square Feet to Linear Feet Calculator
    Convert square feet to linear feet by board width. Estimate how much flooring, decking, or lumber you need in linear feet quickly and accurately.
  • Number of Tiles to Cover a Rectangle Calculator
    Calculate how many rectangular tiles you need to cover a rectangular floor or wall, including a waste allowance for cuts and breakage.
  • Rectangle Fence Cost Calculator
    Estimate the cost to fence a rectangular yard. Enter length, width, and price per foot to get the perimeter and total fencing material cost instantly.
  • Rectangle Square Footage Cost Calculator
    Calculate the total cost of a rectangular area by multiplying its square footage (length × width) by your price per square foot. Fast and free.
  • Room Perimeter Calculator for Baseboard & Trim
    Calculate the perimeter of a rectangular room and the linear feet of baseboard or trim you need, minus doorways and plus a waste allowance.
  • Feet and Inches Fraction Calculator
    Convert feet, inches and a fraction into total inches and total feet, then back into a clean feet-inches-fraction reading rounded to 1/2 to 1/32.
  • Roof Pitch Area Multiplier Calculator
    Calculate actual roof surface area from footprint and pitch. Find the slope multiplier factor for any rise/run pitch like 6/12 or 12/12 instantly.
  • Ceiling Area Calculator
    Calculate ceiling area in square feet from length and width. Get square footage plus square meters and square yards for paint or tile estimates.
  • Gravel Coverage Area Calculator
    Calculate how much gravel you need for a project. Enter area, depth, and density to get volume in cubic feet, cubic yards, and tons.
  • Floor Area Calculator
    Calculate floor area and square footage instantly. Enter length and width to get area in square feet, square meters, and square yards.