Principle License
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Usage steps
- New license: $129
- Renewal: $99
- All new features released within a year of purchase
- Continue to use after a year
- Renewal for new features
macOS app for designing animated and interactive UI prototypes, multi-screen app flows and shareable web previews.
Principle is a prototyping and interaction design tool for macOS aimed at UI and UX designers who need to show how an app or interface behaves. It combines artboards, a timeline for animation and custom interaction design, so users can build multi-screen flows, hover and scroll behaviors for web and desktop, and import designs from Figma or Sketch. Finished prototypes can be shared to the web for viewing in a browser or exported as video and GIF. It is sold as a paid license with a 14-day free trial that counts only days of use.
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Prices in USD, as shown by principleformac.com. Source: pricing page. Last checked October 30, 2026.
Copy the prompt below and paste it into the agent you already use. It has the plans and prices from this page and asks you the right questions first.
I want to decide whether Principle (principleformac.com) is the right tool and which plan to pick. Below is what the StableMRR pricing directory read from Principle's own pricing page (last checked 2026-10-30). It can be out of date, so treat it as a starting point. Category: Design / Prototyping What it does: macOS app for designing animated and interactive UI prototypes, multi-screen app flows and shareable web previews. Plans: - Principle License: -. Includes: All new features released within a year of purchase, Continue to use after a year, Renewal for new features Alternatives in the directory: Alloy, Autonomyware, Axure RP, Balsamiq Pricing page: https://principleformac.com/pricing.html Directory listing: https://stablemrr.com/p/principleformac-com First ask me three short questions about my team size, budget and what I need it for. Then recommend one plan, tell me what could make it a bad fit, and compare it with the alternatives. Finish with what I should check on the vendor's site before I pay.
No price changes recorded since we started tracking on October 30, 2026.
| Product | Category | Free plan | Paid from | Plans | Checked |
|---|---|---|---|---|---|
| AlloyAI prototyping tool that captures a real product or codebase and lets teams prompt changes into shareable prototypes. | Prototyping | Yes | $20/mo | 3 | Oct 29, 2026 |
| AutonomywareWeb platform that turns plain-language ideas into 3D product designs with engineering checks and exportable manufacturing files. | Prototyping | No | €19.99/mo | 3 | Oct 29, 2026 |
| Axure RPUX design tool for building interactive prototypes, specifications, and diagrams, with cloud sharing and developer handoff. | Prototyping | No | $29/mo | 3 | Oct 29, 2026 |
| BalsamiqWireframing and prototyping tool for sketching low-fidelity UI designs and building interactive prototypes. | Prototyping | No | - | 3 | Oct 29, 2026 |
| DraftiumOnline tool for building website wireframes and interactive prototypes from templates with team collaboration. | Prototyping | Yes | - | 3 | Oct 30, 2026 |
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How this page was made. Plans and prices are read automatically from principleformac.com's public pricing page, checked against the page text, and re-checked about every week. Method. Something wrong? Tell us.