Create stunning photorealistic images and videos from any CAD system, real life photo, or even a quick napkin sketch.
60 SECONDS. ZERO CONFIGURATION. STUNNING RESULTS.
Spline is a browser-based collaborative 3D design platform for creating interactive scenes, product-like web visuals, and embeddable experiences. It focuses on real-time composition, animation, materials, and web or app export.
Spline is strongest when a designer needs to model, animate, and embed an interactive 3D scene on a website or app. It asks you to create or import scene assets, tune materials, cameras, events, and export settings. RENDERCAD is the better fit when the source is already a CAD/design viewport, product image, or presentation screenshot and the goal is a polished still render without rebuilding the scene for WebGL.
Spline and RENDERCAD sit at different points in the visual workflow. Spline is a collaborative 3D editor for making real-time web experiences: primitives, imported assets, layered materials, animation, state changes, pointer or scroll interactions, and exports for embeds or code. That control is useful for interactive landing pages, UI prototypes, product explainers, and brand scenes, but it also means the scene has to be authored and maintained. RENDERCAD starts from an existing screenshot or reference image and produces an AI-enhanced photorealistic still, so it is more practical for fast concept reviews, CAD presentations, and marketing images when you do not need an interactive WebGL experience. Use Spline when the deliverable is an embeddable 3D interaction; use RENDERCAD when the deliverable is a better render from a view you already have.
Screenshot the CAD viewport you already have, render in the browser, and download a client-ready still or video without exports, plugins, or GPU setup.
Modeled by CADSharp in Onshape. Rendered with RENDERCAD.
Add | Change | or Remove referenced objects with the stroke of a brush.
Tired of keeping up with the latest gen AI models? RENDERCAD is powered by a proprietary ensemble of the most cutting-edge AI engines, always up to date and fine-tuned to strictly maintain your design intent.
| Feature | RENDERCAD | Spline |
|---|---|---|
| Engine | Generative AI | Real-time WebGL/web renderer |
| Output | Images + Video | Varies by tool |
| Resolution | HD / 4K | Varies |
| Image Speed | ≈10 - 60 Seconds | Real-time preview; exports vary by format |
| Video Speed | ≈1 - 5 Minutes | Varies by workflow |
| Scene Set Up | Zero | Varies by workflow |
| Input | Screen Snip | Varies by tool |
| Materials | 2,600+ Textures | Library varies |
| Backgrounds | 1300+ Backgrounds | Tool-dependent |
| Conditions | 40+ Effects | Tool-dependent |
| References | Up to 3 Per Render | Varies |
| Hardware | Cloud (None Required) | Browser-based editor with web, app, and code export workflows |
| Install | None | Varies (web or app) |
| Cost | from $20/mo | Free tier with paid workspace plans |
Side by side, feature by feature. See how RENDERCAD's AI approach compares with Spline's interactive visualization workflow.
Skip the setup tax. Pick the condition, material, and background with just a click while RENDERCAD handles the heavy lifting. No lighting rigs, no environment setup, no 45-minute wait; get photorealistic results in seconds.
™
RENDERCAD™
We bring the tools directly to you. Overlay your system with our web app. Desktop app & browser extension are being redesigned and will be back soon.
Get StartedCommon questions about RENDERCAD vs Spline
With RENDERCAD, upload your image or snip your screen, type "Carbon Fiber" in the prompt, and the AI retextures your image realistically in 10-60 seconds. No UV mapping or texture coordinates required.
Yes. Select the Realistic engine, set Condition to Clean, and type "Brushed Aluminum." The AI applies correct texture orientation to your geometry automatically.
Prompt "Sunny Forest" or "Urban Street" and RENDERCAD generates a matching environment in 10-60 seconds. No scene file or environment map setup.
RENDERCAD handles studio lighting automatically - select a Gradient or White background for a clean studio look. No manual light placement or HDRI setup needed.
Yes. The Gentle Orbit camera setting generates subtle rotation from a single static image automatically.
Yes. The Seamless Loop option ensures the last frame matches the first for perfect looping - ready for social media, websites, and displays.
No. RENDERCAD runs on cloud GPUs, so you can render 4K images on a basic laptop or even a Chromebook. Your computer never slows down.
RENDERCAD still-image jobs usually complete in about 10 - 60 seconds. Competing real-time tools may preview quickly, but final output speed still depends on scene complexity, hardware, export settings, and output quality.
RENDERCAD starts at $20/month with credits that refresh monthly - predictable costs with no upfront investment or perpetual license fees.
RENDERCAD works from 2D images. Upload a CAD screenshot, real photo, or hand drawing - no file conversion, no exports, no compatibility issues.
Yes. RENDERCAD understands materials semantically - it knows what brushed aluminum should look like without you defining roughness values, IOR, or shader parameters.
RENDERCAD excels at rapid client presentations. It delivers impressive photorealistic results in seconds, enabling real-time feedback sessions during design reviews.
Trusted by Architects, Product Designers, and Engineering Teams