Best AI Interior Design Tools 2025: Planner 5D vs HomeByMe vs RoomGPT vs Decorilla vs Modsy Compared

AI-powered interior design tools are making professional-quality room design accessible to everyone, from homeowners planning renovations to designers streamlining their workflow. This guide compares the best AI interior design platforms for 2025.

Why AI Interior Design Matters in 2025

The interior design market is worth $255 billion globally, but professional designers are expensive ($150-500/hour). AI design tools reduce costs by 80%, provide instant visualization, and let anyone experiment with styles, layouts, and furniture before making expensive purchasing decisions.

Quick Comparison Table

1. Planner 5D

Planner 5D is the most comprehensive DIY interior design platform, featuring AI-powered room scanning, full 2D/3D floor planning, and a massive catalog of furniture and decor items.

Key AI Features

• AI Room Scanning: Phone camera scans rooms and creates accurate 3D models automatically
• Smart Furnishing: AI suggests furniture placement based on room dimensions and style preferences
• Style Transfer: Apply design styles (modern, scandinavian, industrial) to existing rooms
• Photorealistic Rendering: AI-enhanced renders that show realistic lighting and materials

Pricing: Free basic plan. Premium $6.99/month with full catalog and HD renders.

Verdict: Best comprehensive DIY design tool for homeowners wanting full control over room planning.

2. HomeByMe

HomeByMe by Dassault Systemes provides a powerful free 3D home planning experience with real brand furniture, making it ideal for anyone planning home renovations or new construction.

Key AI Features

• Intelligent Floor Plans: Smart wall and room drawing with automatic dimension calculations
• Real Brand Catalog: Actual IKEA, Maisons du Monde, and brand furniture with real pricing
• 3D Walkthrough: Virtual reality-style walkthrough of designed spaces
• Smart Suggestions: Layout recommendations based on room type and dimensions

Pricing: Free for up to 3 projects. Premium plans for additional renders and projects.

Verdict: Best free option for 3D home planning with real brand furniture and accurate pricing.

3. RoomGPT

RoomGPT uses generative AI to instantly redesign any room from a single photo, making it the fastest way to visualize different design styles without any technical skills.

Key AI Features

• Photo-to-Redesign: Upload a room photo and get AI-generated redesigns in seconds
• Multiple Styles: Generate designs in 20+ styles from minimalist to maximalist
• Room Type Recognition: AI identifies room type and suggests appropriate design elements
• Before/After Comparison: Side-by-side visualization of current room vs AI redesign

Pricing: Free basic generations. Pro plan $9/month for unlimited redesigns and higher quality.

Verdict: Best for instant visual inspiration — upload any photo and see it redesigned in seconds.

4. Decorilla

Decorilla combines AI technology with real human designers, offering the best of both worlds: AI-powered initial concepts refined by professional interior designers for premium results.

Key AI Features

• AI Style Matching: Quiz-based algorithm matches you with designers that fit your aesthetic
• 3D Visualization: Photorealistic 3D renders of proposed designs before any purchases
• Smart Shopping Lists: AI-curated furniture lists with trade discounts up to 45% off retail
• AR Preview: Place furniture in your actual room using augmented reality

Pricing: Starting at $79 per room for design concepts. Full design packages from $499/room.

Verdict: Best for those wanting professional-quality results with AI efficiency and trade pricing discounts.

5. Modsy

Modsy pioneered photorealistic AI room visualization, creating highly realistic 3D models of your actual room populated with real, purchasable furniture. While the company has undergone changes, its technology continues to influence the space.

Key AI Features

• Photorealistic 3D Modeling: Creates true-to-life room renders using your room’s actual photos
• Shoppable Designs: Every item in the render is a real product available for purchase
• Multiple Layout Options: AI generates several layout variations for the same room
• Style Recommendations: ML-based style analysis suggests cohesive design directions

Pricing: Starting at $89 per room for design visualization packages.

Verdict: Best for photorealistic room visualization where you can shop every item in the render.