Understairs Planner

Plan straight-stair storage for a client visit, compare the concept in 3D and share a branded proposal. Supports straight stairs and top landings. Measurements are in millimetres; the interface is in English. For joiners, fitters and homeowners planning the space beneath a straight staircase. PLAN AND PRESENT - Straight and straight-with-landing stair configurations - Guided measurements, reusable dimension presets and a photo reference - Cupboards, drawers, pull-outs, shelves and other storage modules - Door styles, materials, finishes and handles - Offline realistic 3D view with rotation, lighting and image sharing - Client presentation mode and side-by-side layout comparison KEEP PROJECT DETAILS TOGETHER - New client visit route with local contacts, staircase photos, notes and follow-up status - Business branding and contact details for proposal PDFs - Optional realistic design image on the concept proposal cover - Configurable business rates and indicative project estimates - Optional client price display and proposal breakdown - Client-aware project names, recovery drafts and Save first before a new design - Saved projects and editable backup import/export REVIEW THE CONCEPT PLAN - Cutting and fit settings, calculated parts and sheet layouts - Parts grouped by unit, sheet or material - Workshop order lists and printable part labels - Locally generated PDFs for preview, printing and sharing - Practical warnings for incomplete specifications and clearances One-time paid download. No subscription, account, advertising or developer-operated cloud sync. Designs, client records and photos stay on your device unless you choose to export or share them. Public support and privacy pages open in your browser. Calculated parts and prices are concept aids. Specify and verify materials, hardware, runners, fixings and installation details for the actual project. Purchased hardware is listed separately from sheet stock. Estimates depend on the rates and assumptions you enter. Understairs Planner is not a verified survey, structural approval, manufacturing drawing or quotation. Verify site conditions, measurements, clearances, structure, services, materials, hardware and production details with a suitably qualified professional before manufacture or installation.