Floor Plan CAD - 2D 3D Design

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About this app

🏗️ AutoHome Designer — Professional CAD, Floor Plan & Construction Calculator

The most powerful FREE CAD, floor plan, and construction calculator app on Android — for architects, engineers, interior designers, contractors, students & homeowners. Desktop-level CAD power in your pocket.

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🎯 FULL CAD DRAWING TOOLS
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✅ Line, Polyline, Rectangle, Circle, Arc, Ellipse, Spline
✅ AutoCAD command aliases: L, PL, REC, C, A, TR, O, MI, SC, M, CO, RO
✅ Trim, Extend, Offset, Fillet, Chamfer, Break, Lengthen
✅ Move, Copy, Rotate, Mirror, Scale, Stretch, Explode, Array
✅ Dimension tool, Text, Hatch, Smart Pen
✅ OSNAP, Ortho, Polar Tracking, OTRACK
✅ @x,y coords, @dist✅ Multi-layer management with lock & visibility

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🏠 FLOOR PLAN & ROOM DESIGNER
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✅ AI-powered floor plan generator
✅ Drag & resize rooms with pixel-perfect snap
✅ Doors, windows, staircases catalog
✅ Furniture palette: bed, sofa, table, kitchen, bath & more
✅ Auto-furnish rooms with one tap
✅ Multi-floor design, North direction, wall thickness

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🧮 CONSTRUCTION CALCULATORS (NEW!)
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Engineer-verified formulas for every stage:
✅ Concrete (cube & round column)
✅ Brick & Block (by dimension or volume)
✅ Paint, primer & putty
✅ Plaster (internal/external)
✅ Tiles with editable wastage %
✅ Steel Weight — round, square, flat, pipe, angle, I-beam, C-channel, T-bar
✅ Column & Beam (concrete + rebar)
✅ RCC Slab & Stair with full BOQ
✅ Brick Foundation (stepped)
✅ Room Brickwork
✅ Asphalt Road
✅ Excavation (editable back-fill %)
✅ Floor Concrete
✅ Whole-house Material Estimator
✅ Rebar / TMT weight reference (6mm–40mm)

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🔁 UNIT CONVERTER (NEW!)
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Area, Distance, Volume, Weight, Temperature, Pressure, Speed, Fuel, Force, Time — instant conversion across all standard units.

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💰 MULTI-CURRENCY (NEW!)
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✅ 25+ currencies: INR, USD, EUR, GBP, AED, SAR, PKR, BDT, LKR, NPR, MYR, SGD, CAD, AUD, JPY, CNY, TRY, ZAR, NGN, EGP, IDR & more
✅ Auto Lakh/Cr for South Asia, K/M/B/T for Western
✅ Economy / Standard / Premium cost tiers
✅ Breakdown: Cement, Steel, Bricks, Labor, Finishing, Flooring

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🗣️ VOICE COMMANDS (Unique!)
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🎤 "Design a 3BHK villa 30 by 40"
🎤 "Add bedroom 12 by 14 at the top"
🎤 "Move kitchen to the right"
🎤 "Rotate bedroom 90 degrees"
🎤 "Add a sofa in the center"
🎤 "Undo last action" / "Save project"

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📂 FILE FORMAT SUPPORT
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✅ DXF (full import & native viewer)
✅ DWG (cloud conversion)
✅ PDF (view & extract geometry)
✅ OBJ / GLB / GLTF (3D models)
✅ JSON

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🌐 3D VIEW & WALKTHROUGH
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✅ Switch 2D ⇄ 3D instantly
✅ Interactive walkthrough — walk inside your home
✅ Hide ceiling for top-down view
✅ Export 3D as GLB

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📐 PRECISION TOOLS
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✅ AutoCAD-style command line with autocomplete
✅ Properties panel — exact X, Y, radius, angle
✅ Magnifier loupe for precision touch
✅ Window & crossing selection
✅ PEDIT polyline editing
✅ Trace & Markup mode
✅ Keyboard shortcuts F3, F8, F10, F11
✅ Tutorial overlay

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☁️ SHARE & EXPORT
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✅ Export PDF floor plan
✅ Export DXF for AutoCAD
✅ Share via WhatsApp, Email, any app
✅ Save & load multiple projects
✅ Share calculator results as PDF

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🌍 LANGUAGES & UX
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Available in English, Hindi, Telugu, Arabic, German, Chinese, Japanese & more. Comfortable dark theme, responsive on phone, tablet & web. Feet and Meter modes in every calculator with matching engineer-verified results.

Perfect alternative to AutoCAD Mobile, RoomSketcher, Planner 5D, MagicPlan and construction calculator apps — all in one, completely free with no subscription!

Download AutoHome Designer today and start designing, estimating & building your dream space. 🏡
Pro CAD app: floor plans, DWG/DFX view, 3D view, voice commands & cost estimator
Updated on
Sep 1, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • No data collected
    Learn more about how developers declare collection

What’s new

* Added a full suite of construction calculators: concrete, brick, block, paint, plaster, tile, steel, column, beam, RCC slab, RCC stair, brick foundation, room brick, asphalt, excavation, floor concrete, and whole-house material estimator.
* New utilities: unit converter (area, distance, volume, weight, temperature, pressure, speed, fuel, force), rebar/TMT weight reference, and multi-currency support with 25+ currencies.
* Bug Fixes