Block Calculator: Wall Masonry
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| Rating | Price | |||
|---|---|---|---|---|
| United Arab Emirates | <1%0 | — | AED 7.99 $2.18 | |
| Afghanistan | <1%0 | — | $1.99 | |
| Antigua And Barbuda | <1%0 | — | $1.99 | |
| Anguilla | <1%0 | — | $1.99 | |
| Albania | <1%0 | — | $1.99 | |
| Armenia | <1%0 | — | $1.99 | |
| Angola | <1%0 | — | $1.99 | |
| Argentina | <1%0 | — | $1.99 | |
| Austria | <1%0 | — | €1.99 $2.30 | |
| Australia | <1%0 | — | A$2.99 $2.11 |
Description
Accurately estimate every block, every material, and every cost — before a single block is laid.
Block Calculator is the professional-grade masonry estimating tool built for blocklayers, builders, and construction professionals. Whether you're quoting a residential garage or planning a commercial retaining wall, get precise block quantities and material lists in seconds — right from your iPhone or iPad.
PRECISE BLOCK-BY-BLOCK BREAKDOWN
No more guesswork. The calculator identifies exactly how many of each block type you need:
Stretchers, Halves, Knockouts, Lintels
Knockout Lintels, Corner Knockouts
Half Heights, Half Height Halves, Sills
Each block type is calculated based on your wall dimensions, openings, bond beams, and wall ends — matching real-world masonry layout rules.
COMPLETE MATERIAL ESTIMATES
Beyond blocks, get a full material summary:
Mortar (loam volume)
Cement bags
Pallets required
Concrete fill volume
Beam plates
Horizontal reinforcing steel (with 16% lap and waste allowance)
Net wall area and total wall length
FLEXIBLE INPUT FOR REAL JOBS
Multiple walls — add as many wall lengths as your project needs
Multiple openings — doors, windows, or any opening with individual width, height, head height, quantity, and sill beam toggle
Wall ends, bond beams, starters, and steel door frames
Adjustable material ratios (blocks per pallet, per bag, per cubic unit)
METRIC & IMPERIAL
Switch instantly between 200-series metric blocks (mm) and 8-inch imperial blocks (inches). All defaults, increments, and validation rules adapt automatically. Your inputs are preserved when switching — nothing is lost.
BLOCK TYPES REFERENCE GUIDE
Not sure which block goes where? The built-in Block Types & Placement screen shows all 9 block types with:
Product codes and dimensions
Detailed placement descriptions
Color-coded example wall diagrams — plain wall, block types overlay, grouted, with reinforcement, and grout-only views
Tap any block to see exactly where it sits in a real wall layout.
EXPORT & SHARE
Generate professional PDF reports to share with your team, clients, or suppliers:
Calculator Report — full input summary, block quantities table, and materials list
Block Types Reference — printable quick-reference sheet with all block codes, dimensions, and usage notes
BUILT FOR THE JOB SITE
No internet connection required — works fully offline
Clean, fast interface designed for quick estimates between tasks
Input validation catches errors before you calculate
Smart warnings for unusual configurations (e.g. wall end count vs. wall count)
Supports 34 languages
Stop over-ordering materials. Stop running short mid-job. Get the exact quantities you need — download Block Calculator now.