kitio.aiOnshape vs Spline
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. Spline has the lower starting price: about $15 a month, against $125 for Onshape.
At a glance
Best for
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Cloud 3D CAD
- Built-in product data management
- Branching and merging
- Simulation and CAM tools
- AI Advisor
- Real-time collaboration
- Browser 3D editor
- AI 3D generation
- Interactions and states
- Web and React export
- Real-time collaboration
| Feature | Onshape | Spline |
|---|---|---|
| Best for | Cloud-based CAD with built-in data management and an AI advisor | Browser 3D design tool with AI generation for web scenes |
| Category | Design | Design |
| Pricing model | Freemium | Freemium |
| Starting price | $1500/yr | $15/mo |
| Free plan | Yes | Yes |
| Made by | PTC | Spline |
| Based in | United States | United States |
| Rating | No ratings yet | No ratings yet |
| Key features |
|
|
Both offer: Real-time collaboration.
Pricing compared
Spline has the lower starting price: about $15 a month, against $125 for Onshape.
Free plan
Cheapest paid plan
Top plan
Free trial
4 plans
Free
Free
- Non-commercial use only
- Unlimited public storage
- Full CAD tools
- Version control
Standard
$1500/yr
- Per user
- Everything in Free
- Unlimited private storage
- In-product support
Professional
$2500/yr
- Per user
- Everything in Standard
- Release management
- Advanced PDM and simulation
Enterprise
Contact sales
- Everything in Professional
- SSO and advanced admin
- Analytics dashboards
- Guided onboarding
5 plans
Free
Free
- No AI credits
- Limited personal files
- Web exports with watermark
Hobby
$15/mo
- Per seat
- 2,000 AI credits per month
- No watermark on web exports
Pro
$30/mo
- Per seat
- 3,000 AI credits per month
- Video, Apple and Android exports
Max
$70/mo
- Per seat
- 10,000 AI credits per month
- Priority support
Enterprise
Custom
- Billed annually
- Talk to sales
Prices in USD, checked Oct 28, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
Onshape
- Works in a browser on any device
- Version control built into the design
- Free plan for personal projects
- Free plan is non-commercial with public documents
- Paid plans are billed per user each year
- AI is a small part of the product
Spline
- Easy entry to 3D for designers
- Interactive web exports
- Team collaboration
- Heavy scenes slow web pages
- AI features need a paid plan
Which one should you choose?
Choose Onshape if you want:
- Works in a browser on any device
- Version control built into the design
- Free plan for personal projects
Watch out: free plan is non-commercial with public documents.
Choose Spline if you want:
- Easy entry to 3D for designers
- Interactive web exports
- Team collaboration
Watch out: heavy scenes slow web pages.
Onshape vs Spline FAQ
What is the difference between Onshape and Spline?
Onshape: Cloud-based CAD with built-in data management and an AI advisor. Spline: Browser 3D design tool with AI generation for web scenes. Both are design tools.
Is Onshape or Spline cheaper?
Spline has the lower starting price: about $15 a month, against $125 for Onshape.
Do Onshape and Spline have free plans?
Onshape: Yes. Spline: Yes.
Who makes Onshape?
Onshape is made by PTC, based in United States.
Who makes Spline?
Spline is made by Spline, based in United States.
Which should I choose, Onshape or Spline?
Choose Onshape if you value works in a browser on any device and version control built into the design. Choose Spline if you value easy entry to 3d for designers and interactive web exports.