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Head-to-head · Card Sorting Software

ValidateThat vs Proven by Users Card Sort

  • Updated Oct 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score ValidateThat #6 in Card Sorting Software 7.6/10 Free plan Free plan✓ 4 of 4 features Visit ValidateThat
Proven by Users Card Sort #7 in Card Sorting Software 7.5/10 Free plan Free plan✓ 4 of 4 features Visit site

ValidateThat leads on 0 checks, Proven by Users Card Sort on 0, and 5 are even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreValidateThat · 7.6/10
  • Free planboth

ValidateThat scores higher on our rubric for card sorting software: 7.6 against 7.5 out of 10; our editors rank them #6 and #7.

ValidateThat is the better fit for affordable teams wanting AI-assisted card-sort studies. Proven by Users Card Sort is the better fit for researchers needing nested categories and detailed views.

  • ValidateThat fits best

    Affordable teams wanting AI-assisted card-sort studies

  • Proven by Users Card Sort fits best

    Researchers needing nested categories and detailed views

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Side by side

Feature ValidateThat 7.6/10 Visit ↗ Proven by Users Card Sort 7.5/10 Visit ↗
At a glance
Editor score 7.6 7.5
Ranking #6 in Card Sorting Software #7 in Card Sorting Software
Best for Affordable teams wanting AI-assisted card-sort studies Researchers needing nested categories and detailed views
Pricing model Free plan + paid Free plan + paid
Starting price $160/yr —
Free plan ✓ ✓
Free trial — —
Deployment Cloud Cloud
Platforms Web Web
Support Email · 24/7 Email, Docs
Built for Solo, Small business, Mid-market Solo, Small business, Mid-market
Features ValidateThat 4/4 · Proven by Users Card Sort 4/4
Open card sorts ✓ ✓
Closed card sorts ✓ ✓
Hybrid card sorts ✓ ✓
Remote participant mode ✓ ✓
Specs
Participant limit Not checked yet Not checked yet
Card limit Not checked yet Not checked yet
Analysis features Advanced Advanced
Our review
Pros
  • Supports open, closed, and hybrid card sorts plus tree tests
  • AI insights, clustering, dendrograms, and similarity matrices
  • Free plan and Prolific recruitment support flexible participant sourcing
  • Supports open, closed, and hybrid card-sorting studies
  • Nested categories, subgroups, images, and card duplication
  • Similarity, dendrogram, agreement views, and CSV export
Cons
  • Free analytics cover only the first 3 respondents
  • Recruitment allowances are limited on paid plans
  • Advanced collaboration and branding require Team plans
  • Free projects allow 10 responses per project
  • Runs through the web rather than native desktop or mobile apps
  • Support is limited to email and documentation
Our verdict

ValidateThat is a web-based UX research platform for UX researchers, product teams, agencies, and educators. It supports open, closed, and hybrid card sorts alongside tree tests, first-click or prototype tests, surveys, participant…

Read the review →

Proven by Users Card Sort is a browser-based tool for remote, unmoderated card-sorting research. It suits solo, small-team, and mid-market researchers who need to study information architecture with open, closed, or hybrid methods.…

Read the review →
  1. ValidateThatCard Sorting Software 7.6Free plan
  2. Proven by Users Card SortCard Sorting Software 7.5Free plan

Strengths and trade-offs

  • ValidateThat — where it wins

    • Supports open, closed, and hybrid card sorts plus tree tests
    • AI insights, clustering, dendrograms, and similarity matrices
    • Free plan and Prolific recruitment support flexible participant sourcing

    Where it doesn't

    • Free analytics cover only the first 3 respondents
    • Recruitment allowances are limited on paid plans
    • Advanced collaboration and branding require Team plans

  • Proven by Users Card Sort — where it wins

    • Supports open, closed, and hybrid card-sorting studies
    • Nested categories, subgroups, images, and card duplication
    • Similarity, dendrogram, agreement views, and CSV export

    Where it doesn't

    • Free projects allow 10 responses per project
    • Runs through the web rather than native desktop or mobile apps
    • Support is limited to email and documentation
  • ValidateThat7.6/10 · Free plan

    Affordable card-sort research with AI analysis, broad study types, and a useful free plan.

    Visit ValidateThatFull verdict →
  • Proven by Users Card Sort7.5/10 · Free plan

    A flexible card-sorting workspace with strong analysis and a response cap on free projects.

    Visit siteFull verdict →

More comparisons

All card sorting software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update