CivilCALC+ Calculadora de obra

Calculate how much material a construction project needs, without relying on the internet or registering. CivilCALC+ brings together 16 construction calculators and delivers the quantity ready, with the stated assumptions and the formula used in each calculation.
Made for engineers, architects, technicians, foremen, and freelancers who need to know what to buy before going to the warehouse.

WHAT YOU CALCULATE
Structural
• Concrete: slab, beam, column and footing, with mix design based on resistance
• Precast slab: joists with ceramic or EPS blocks
• Concrete staircase: treads, riser and volume
Sealing
• Masonry wall: bricks, blocks and mortar, with 7 standard blocks
• Drywall: boards, profiles and screws
Finishes
• Flooring: ceramic, porcelain and grout, with cut calculation
• Wall tile
• Laminate and vinyl flooring
• Interlocking paving: pavers, sand and containment
• Paint: walls and ceiling, by coat and yield
• Wall covering: plaster and render
• Subfloor
• Waterproofing: cementitious, polymeric or membrane
Roofing
• Roof with 1 to 4 slopes, with wood or metal structure
• Ceiling: PVC, modular, plaster and Plasterboard
Installations
• Air conditioning: BTUs of the environment
POCKET TECHNICAL TABLES
Mass and area per rebar gauge, conversion from meters to kilograms and bars, tubes per bar, pieces per square meter, concrete and mortar mixes, tiles per square meter, reinforcement cover, average yields and unit converter.
REINFORCEMENT DETAILING
The steel comes separated by gauge, in kilograms, meters and 12-meter bars. The rebar schedule shows the cutting length and bends for each position, and the section of the piece is drawn on the screen and in the report. Reference parameters from NBR 6118, 12655, 7480, 10844 and others.
REPORT TO DELIVER TO THE CLIENT
Export in PDF and Excel with your logo, your company color and your registration with CREA, CAU or CFT. Organize calculations by project, maintain your client portfolio, and create shopping lists with materials already calculated — including marking what has already been purchased.
100% OFFLINE, NO REGISTRATION REQUIRED
It doesn't require login, doesn't collect data, and doesn't need internet to calculate. Everything stays on your device. Works on the construction site, in the warehouse, and where there's no signal.
FREE AND FULL VERSION
Use for free: masonry walls, floors, tiles, paint, cladding, screed, concrete volume with cement, sand and gravel, all technical tables and PDF export.
The full version, with a one-time payment and no subscription, unlocks the other calculators, reinforcement detailing, technical drawings, projects, client portfolio, shopping lists, Excel, and watermark-free PDF.

IMPORTANT
CivilCALC+ performs quantity surveying and detailing based on the data you provide. It does not dimension structural elements and does not replace an engineering project. Always check the results and submit them for validation by a qualified professional before execution.