30 UI/UX Laws

Essential laws and principles for user interface and experience design

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30 Laws of UI/UX

The science of human behavior applied to interface design

These laws explain how users perceive, decide, trust, and act inside digital products.

💡 Use this page as a checklist while designing websites, SaaS apps, dashboards, flyers, and mobile apps.

✅ Use These Laws Every Day

  • Does the CTA follow Fitts's Law?
  • Is cognitive load minimized?
  • Are users guided visually?
  • Is feedback visible?
  • Is trust reinforced?

Apply These Laws To