Free online brick calculator. Estimate how many bricks you need for your wall project. Enter wall dimensions (length, height, thickness) and brick size. Auto-calculates brick quantity, mortar volume, and estimated cost. Supports standard bricks, hollow bricks, and perforated bricks. Adjustable mortar joint thickness (8-12mm). Preset common brick sizes. Shows masonry volume and mortar reference. Perfect for construction, garden walls, house building, and renovation projects. Client-side only.