Lunacy vs Principle

A comprehensive head-to-head comparison of two leading design solutions in 2026. Compare features, pricing, ratings, and more to find the right fit.

Quick Verdict

Choose Lunacy if you need Vector editing and prefer a free starting option. Choose Principle if you prioritize Timeline-based animation and want plans starting at $129/lifetime. Principle has a higher user rating (4.6 vs 4.4).

Lunacy vs Principle: At a Glance

CriteriaLunacyPrinciple
User Rating
4.4
4.6
PricingFree$129/lifetime
Pricing Modelfreemiumone-time
Free Plan
PlatformsWindows, Macos, LinuxMacos
CategoryDesignDesign
Founded20122015

Feature Comparison: Lunacy vs Principle

FeatureLunacyPrinciple
Vector editing
Auto layouts
Components
Real-time collaboration
Built-in photos & icons
AI background remover
AI upscaler
Sketch file support
Sketch files
Figma import
Icons8 assets
Unsplash
Cloud sync
Local files
Team permissions
Timeline-based animation
Interactive prototypes
Touch gestures
Component reuse
Video export
Sketch import
Driver animations
Sketch
Figma
Desktop deployment
Macos support
English language support

Lunacy vs Principle: Pricing Breakdown

Lunacy Pricing

Model: freemium

Free ForeverFree
  • All design features
  • Unlimited cloud documents
  • Real-time collaboration
  • Built-in graphics
Pro (Optional)$9.99/month
  • Advanced export options
  • Priority support
  • Team management
  • Version history

Principle Pricing

Model: one-time

Principle License$129/lifetime
  • Full version
  • 1 year of updates
  • Lifetime license
  • Email support

Pros and Cons

Lunacy

Pros

  • Highly rated by users (4.4/5)
  • Free plan available to get started
  • Available on 3 platforms (Windows, Macos, Linux)
  • Rich feature set with 15+ capabilities
  • Strong Vector editing functionality
  • Strong Auto layouts functionality

Cons

  • May require time to learn advanced features

Principle

Pros

  • Highly rated by users (4.6/5)
  • Rich feature set with 15+ capabilities
  • Strong Timeline-based animation functionality
  • Strong Interactive prototypes functionality

Cons

  • No free plan available
  • Limited platform support (Macos only)
  • May require time to learn advanced features

Who Should Use Lunacy vs Principle?

Choose Lunacy if you:

  • Need Vector editing
  • Want to start for free
  • Work primarily on Windows and Macos
  • Value Auto layouts
View Lunacy Details

Choose Principle if you:

  • Need Timeline-based animation
  • Have a budget of $129/lifetime+
  • Work primarily on Macos
  • Value Interactive prototypes
View Principle Details

Frequently Asked Questions: Lunacy vs Principle

Is Lunacy better than Principle?

It depends on your needs. Lunacy has a 4.4/5 user rating while Principle has 4.6/5. Lunacy excels in Vector editing and Auto layouts, while Principle stands out with Timeline-based animation and Interactive prototypes. Consider your budget (Free vs $129/lifetime), platform needs, and specific feature requirements.

Which is cheaper, Lunacy or Principle?

Lunacy offers a free plan and starts at Free. Principle starts at $129/lifetime. Lunacy has a clear pricing advantage with its free tier.

Can I use Lunacy and Principle together?

While both are design tools, some teams use complementary software together. Check each product's API and integration capabilities for compatibility. However, most users find that one solution covers their core design needs.

What are the main differences between Lunacy and Principle?

The key differences include: pricing model (freemium vs one-time), platform support (Windows, Macos, Linux vs Macos), and feature focus. Lunacy emphasizes Vector editing, Auto layouts, Components while Principle focuses on Timeline-based animation, Interactive prototypes, Touch gestures. User ratings differ slightly: 4.4 vs 4.6 out of 5.

Ready to choose?

Explore detailed reviews, user ratings, and pricing for both Lunacy and Principle.

Lunacy vs Principle: Which Design Tool Is Better? (2026)