Concrete Calculator - Slab

15 calculators for concrete, gravel, asphalt, rebar and more. Get volume in cubic yards or meters, bag counts, truck loads, and cost estimates. Built for contractors.

The most complete concrete and construction material calculator on the App Store. 15 professional calculators in one app, trusted by contractors, engineers, and builders across the country.

Enter your measurements and get instant results: volume in cubic yards or cubic meters, bag counts, truck loads, and material cost estimates.

CONCRETE CALCULATORS

Slab — Patios, driveways, garage floors, sidewalks, and slabs of any size Footing — Spread footings, strip footings, and foundations Wall — Retaining walls, basement walls, and poured concrete walls Cylinder — Columns, piers, posts, and round footings Stairs — Concrete steps for residential and commercial builds Curb — Road curbs, gutters, barriers, and edging Tube Form — Sono tubes, pier footings, and deck posts Block Fill — CMU core fill and block wall grouting Trench — Foundation trenches, utility trenches, and drainage

MATERIAL CALCULATORS

Block Wall — CMU blocks and mortar for any masonry wall Gravel — Aggregate, base material, drainage stone, and landscaping Asphalt — Driveways, parking lots, and pathways Mortar — Bags needed for block and brick work Rebar — Reinforcement bars with custom spacing Wire Mesh — Welded wire reinforcement sheets

ACCURATE RESULTS

Every calculation shows:

• Volume in cubic yards and cubic meters
• Ready-mix truck loads needed
• Bag count for 40, 50, 60, and 80 lb bags
• Cost estimate comparing bags vs. ready-mix delivery
• Adjustable waste factor from 0% to 25%

BUILT FOR THE JOBSITE

• Configurable truck capacity (6 to 12 cubic yards)

• Choose your preferred bag size

• Set your local price per cubic yard

• Cost estimates in USD and 20+ currencies

• Imperial and metric measurement systems

• Input validation catches errors before you order

• Works completely offline

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