Updated March 2026 · Independent Analysis
PenpotvsSpline
Penpot is free; Spline starts at $9/mo. Spline is rated higher at 4.5/5 vs Penpot's 4.3/5.
Penpotvs Spline
★ 4.3/5-0.2 vs Spline
Only in Penpot
- ✦ UI Design
- ✦ Prototyping
- ✦ Components
✓ Free plan500K+ users · est. 2019
Try Penpot Free →
Splinevs Penpot
★ 4.5/5+0.2 vs Penpot
Only in Spline
- ✦ 3D Modeling
- ✦ 3D Animation
- ✦ Real-time Rendering
✓ Free planFrom $9/mo2M+ users · est. 2020
Try Spline Free →Ratings Breakdown
Penpot
4.3/5 avg
G2 Score4.3/5
Capterra Score4.4/5
G2 Rating4.3/5
Spline
4.5/5 avg
G2 Score4.5/5
Capterra Score4.6/5
G2 Rating4.5/5
Quick Stats
Feature Comparison
Penpot uniquely offers UI Design, Prototyping, Components. Spline uniquely offers 3D Modeling, 3D Animation, Real-time Rendering. Both share 0 features.
Feature
Penpot
Spline
UI Design
✓
✗
Prototyping
✓
✗
Components
✓
✗
Design Systems
✓
✗
Real-time Collaboration
✓
✗
SVG-based
✓
✗
Open Source
✓
✗
Self-Hostable
✓
✗
Flex Layout
✓
✗
Grid Layout
✓
✗
Design Tokens
✓
✗
Interactions
✓
✗
CSS Ready
✓
✗
Developer Handoff
✓
✗
Plugins
✓
✗
3D Modeling
✗
✓
3D Animation
✗
✓
Real-time Rendering
✗
✓
Web Embed
✗
✓
Game-like Interactions
✗
✓
Physics
✗
✓
Materials & Lighting
✗
✓
Collaborative Editing
✗
✓
Component System
✗
✓
API
✗
✓
Export (GLTF, Image)
✗
✓
Keyboard Shortcuts
✗
✓
Version History
✗
✓
Custom Domains
✗
✓
Code Export
✗
✓
Total Features
15
15
Quick Verdict
Independent analysis based on features, pricing, and user ratings
Choose Penpot if you need:
- ✓ UI Design
- ✓ Prototyping
- ✓ Components
- ✓ Design Systems
- ✓ Real-time Collaboration
Choose Spline if you need:
- ✓ 3D Modeling
- ✓ 3D Animation
- ✓ Real-time Rendering
- ✓ Web Embed
- ✓ Game-like Interactions
Pricing Comparison
Penpot is free; Spline starts at $9/mo.
Penpot Plans
Free tier available
Free (Self-hosted)
Free- • Unlimited everything
- • Self-hosted
Free (Cloud)
Free- • Unlimited projects
- • Community support
Premium
Custom- • Priority support
- • SLA
- • Coming soon
Spline Plans
Free tier available
Free
Free- • Unlimited projects
- • Basic export
ProBest Value
$9/mo- • Unlimited viewers
- • Custom domains
Team
$27/user/mo- • Shared libraries
- • Advanced collaboration
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