Free: 3 Studies • 50 Responses Each

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Understand how users organize information. Build navigation that makes sense to them.

Live Card Sorting Demo

Cards to Sort

Dresses
Watches
Sneakers
T-Shirts
Sunglasses
Boots

Clothing & Apparel

Accessories

Shoes & Footwear

Watch how participants intuitively sort cards in real-time

Cut Drop-offs & Support Tickets

Stop losing customers to confusing navigation

Increase Conversions

Clearer navigation drives more sales

Spot IA Gaps Instantly

Before they cost you sales

No sign-up required to participate
Setup in under 5 minutes
Always free to use

Why Researchers Love CardSort

Everything you need to create, share, and analyze card sorting studies that participants actually enjoy.

Built by UX Researchers, for UX Researchers

Participants Stay Engaged

Gamified experience with achievements and celebrations → higher response rates and better data quality.

Professional Results Every Time

Beautiful design with color-coded categories and smooth animations → participants take your study seriously.

Reach More Participants Organically

Built-in viral sharing and referral system → your studies spread naturally for larger sample sizes.

Spot Patterns in Minutes

Automatic clustering with similarity matrices and dendrograms → instant insights instead of hours of manual analysis.

From Idea to Insights in Minutes

Templates and bulk import → skip the tedious setup and get to the research that matters.

Recruit Participants Anywhere

Unique URLs and embed codes work globally → collect data from any audience, anywhere in the world.

Pro Feature

AI-Powered Test Responses

Generate realistic card sorting responses instantly. Perfect for testing your study setup, demonstrating patterns, or validating your information architecture before recruiting participants.

Persona-Driven Responses

Describe your target user and our AI generates realistic sorting patterns based on their perspective, experience level, and mental model.

Test Before You Launch

Validate your card sorting study design with AI-generated data. Catch issues early and ensure your study works perfectly before recruiting real participants.

Demo-Ready Results

Show stakeholders what your results will look like. Generate compelling visualizations and patterns to build buy-in for your research initiatives.

Filterable & Transparent

AI responses are clearly marked and can be filtered out from your analysis with one click. Always know which data is real and which is AI-generated.

User Persona Example

"A 28-year-old tech-savvy professional who works in digital marketing. They're familiar with UX terminology and prefer intuitive, data-driven navigation..."

Generating responses...
AI
20
AI Responses
2.4min
Avg Duration
Realistic sorting patterns
Persona-specific categories
Ready for analysis
Available on Pro & Enterprise plans • Generate up to 20 responses per study

Get Results in 3 Simple Steps

From setup to insights in under 10 minutes. No training required.

01

Create Your Study

Paste your cards or start with a template. Choose from templates or start fresh. Add your cards, set categories, and customize the experience.

02

Share with Participants

Just copy and share the link. Send the beautiful study link to participants. They'll love the engaging, gamified sorting experience.

03

Analyze & Export

Watch patterns emerge automatically. Get instant insights with visual analytics. Export data to CSV or integrate with your favorite tools.

Built for Business Impact

From e-commerce to SaaS platforms, see how teams use card sorting to drive measurable results

Trusted by UX teams, agencies, and business leaders worldwide

E-commerce & Retail

↑ 23% conversion rates

Help shoppers find products faster. Reduce cart abandonment and boost conversion rates with intuitive navigation.

SaaS & Tech Products

↓ 40% support tickets

Simplify complex navigation and boost user adoption. Reduce churn by making your product easier to navigate.

UX Agencies

↑ 3x faster delivery

Deliver faster IA validation to clients. Win more projects by showing data-driven navigation improvements.

Healthcare & Medical

↓ 35% patient inquiries

Organize patient portals and medical information intuitively. Help patients find critical health resources quickly.

Education & E-learning

↑ 28% course completion

Structure courses and learning materials logically. Improve student engagement with intuitive content organization.

Content & Media

↑ 31% engagement

Build content taxonomies that match reader expectations. Reduce bounce rates with better article categorization.

Case Study: E-commerce Navigation Redesign

Fashion retailer with 500K+ monthly visitors

"Our product categories made sense to us, but customers were struggling. After running a card sorting study with CardSort, we discovered users grouped items completely differently."

20%
Fewer support tickets
15%
Higher conversion
Before vs After
Cart abandonment
68%53%
Time to product
3.2min1.8min

Ready to Create BetterUser Experiences?

Run your first study now — it takes less than 5 minutes.

✨ Free: 3 concurrent studies • 🚀 CSV export & tree tests on Pro • ⚡ Setup in 60 seconds