Sparr

Sparr helps product designers review, stress-test, and improve interfaces directly inside Figma before handoff.

Run UX, responsiveness, accessibility, and structural analyses to uncover issues early, improve design quality, and build more resilient interfaces.AI-powered reviews use your own Anthropic API key. Structural tools remain free.✦ FeedbackAI-powered UX review based on usability, hierarchy, accessibility, affordance, and interaction patterns.

Identify:• usability issues• inconsistent UI patterns• weak hierarchy• accessibility concerns• opportunities for improvementResults are grouped into:• top issues• quick wins• what’s working✦ InspectAnalyze the structural health of your Figma files.

Detect:• loose layers• unlinked styles• unnecessary groups• naming inconsistencies• layout hygiene issues• component structure problems✦ ResponsiveStress-test interfaces across responsive conditions.

Identify:• fixed-width layouts• overflow risks• breakpoint issues• crowded UI• fragile layouts• content scaling problems✦ A11yCatch accessibility risks early.

Check for:• readability issues• cramped spacing• inaccessible touch targets• unclear interactions• color-dependent meaningDesigned for product designers who want cleaner files, stronger UX, more resilient layouts, and higher-quality handoff.