Turn Hand-Drawn Sketches into Photorealistic Renders
Fenestra's AI instantly converts your conceptual sketches into stunning, client-ready visualizations. No 3D modeling required.

Trusted by leading architects and design schools





From Napkin Sketch to Final Render
Our AI understands architectural concepts from simple linework, allowing you to visualize ideas at the earliest stage.

2. Guide The AI
1. Upload Your Sketch
Start with a hand-drawn sketch, a CAD elevation, or any piece of linework.
2. Guide The AI
Use text prompts like 'A photorealistic render in a forest setting' to guide the result.
3. Refine and Perfect
Use conversational commands to change materials, lighting, or composition.
Sketch to Render in 3 Simple Steps
A seamless process to take your designs from a drawing to a photorealistic render.

1. Upload Your Sketch
Drag and drop a JPG or PNG of your sketch into Fenestra.

2. Guide the AI
Use simple text prompts or reference images to define the style and materials.

3. Render & Refine
Generate multiple options and use conversational editing to perfect the details.
Why Sketch with AI?
Unlock your earliest ideas and communicate concepts more effectively.
Visualize Instantly
Don't wait for a 3D model. See your ideas come to life from the moment you put pen to paper.
Better Client Communication
Show clients compelling visuals, not just flat sketches, to get them excited and on board early.
Explore More Ideas
When you can visualize a sketch in seconds, you're free to explore more design avenues.
No 3D Skills Needed
The perfect way to create 3D visuals without needing to know any complex 3D software.
See the Transformation
Experience the dramatic difference between a simple sketch and Fenestra's AI-powered photorealistic render.
Gallery
See what you can create with Fenestra.








Frequently Asked Questions
Have questions about our Sketch to Render capabilities? We've got answers.