Construction Calculator & Cost
Feet Inch Framing Concrete
Free · In‑App Purchases · Designed for iPad. Not verified for macOS.
Construction Calculator brings 16 jobsite calculators into one offline app — built for contractors, framers, masons, roofers, tile setters, drywallers, painters and serious DIYers. Toggle between metric and imperial units, see the formula behind every result, and keep your numbers on-device.
Calculators included:
Concrete and earthwork
• Concrete — slabs, columns and cylinders. Volume plus cement bags, sand and gravel by mix ratio (general, strong or light).
• Footing — strip and pad foundations with a dry-batch coefficient for material purchasing.
• Gravel and fill — volume and weight for gravel, sand, crushed stone and topsoil.
Framing and structure
• Wood / lumber — board feet for 2×4 through 6×6 (or custom dimensions) with wastage.
• Rebar — bar count, total length and weight for one-way or two-way slabs. ASTM A615 sizes #3 through #8.
• Stair — riser count, riser height, tread depth, stringer length and angle using the 7-11 rule.
• Roof — gable or hip roof area, pitch angle and common rafter length.
Walls and finishing
• Brick — brick count and mortar volume for any wall, with wastage.
• Drywall — sheets, joint compound and joint tape for 4×8 or 4×12 panels.
• Tile — tile count with gap spacing and waste percentage, with 5 size presets.
• Paint — paint volume and cans for multi-wall rooms, with door and window deductions.
• Insulation — roll count by R-value (R-11, R-13, R-19, R-30, R-38) and roll size.
General math
• Area — rectangle, triangle, circle and trapezoid.
• Volume — rectangular box, cylinder and sphere.
• Feet and inches — add, subtract, multiply and divide imperial measurements with 1/16-inch fractions.
• Unit converter — 31 units across length, area, volume, weight and temperature.
How it works
• One-tap metric / imperial toggle applies to every calculator.
• Every result shows its formula, so you can check the work.
• Isometric 3D diagrams help you visualise dimensions before you cut.
• Calculation history is stored on your device (up to 100 entries).
• Enter your own unit prices once and get a material cost on every calculation.
• 34 languages built in.
• Works fully offline. No account, no sign-in.
Terms of Use: https://zeroplay.io/docs/legal/terms-of-service
Privacy Policy: https://zeroplay.io/docs/legal/privacy-policy
Ratings & Reviews
The developer, ZeroPlay Ltd., indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Identifiers
- Usage Data
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Identifiers
- Usage Data
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- ZeroPlay Ltd.
- Size
- 44.9 MB
- Category
- Productivity
- Compatibility
Requires iOS 15.1 or later.
- iPhone
Requires iOS 15.1 or later. - iPad
Requires iPadOS 15.1 or later. - iPod touch
Requires iOS 15.1 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
English and 32 more
- English, Arabic, Catalan, Croatian, Czech, Danish, Dutch, Finnish, French, German, Greek, Hebrew, Hindi, Hungarian, Indonesian, Italian, Japanese, Korean, Malay, Norwegian Bokmål, Polish, Portuguese, Romanian, Russian, Simplified Chinese, Slovak, Spanish, Swedish, Thai, Traditional Chinese, Turkish, Ukrainian, Vietnamese
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Monthly $19.99
- Weekly $7.99
- Copyright
- © ZeroPlay Ltd.