Which design wins?
Let users decide.
UI Verdict shows your design alternatives side-by-side to thousands of qualified participants and gives you clear, statistically meaningful preference data — in hours, not weeks.
Free to try · No credit card · GDPR-friendly
"Option B feels cleaner — the hierarchy is more obvious."
Built for product and design teams
From rapid A/B previews to formal preference studies, UI Verdict scales with your research.
Side-by-side studies
Upload two design variants per pair. Run dozens of comparisons in one study.
Targeted audiences
Recruit by job title, industry, seniority, region — or open to anyone.
Fullscreen + zoom
Participants can inspect every pixel with pan-and-zoom and fullscreen mode.
Live dashboards
Vote breakdowns, demographic filters, completion rates, and CSV export.
AI comment synthesis
Cluster open-ended feedback into themes with sentiment in one click.
Results in hours
Most studies hit statistical confidence within a day, not a sprint.
Stop guessing. Start shipping.
Get your first preference data set in under an hour.