Information architecture research suite for card sorting and tree testing.
PriceFree – $199/mo
PlatformsWeb
Best forAgency, Enterprise, Product Designer
Why we recommend it
It is the standard for IA validation — card sorting and tree testing are hard to run rigorously anywhere else.
Strengths
- The reference tool for IA research
- Card sorting and tree testing done properly
- Strong analysis output
Keep in mind
- Expensive for occasional use
- Narrowly focused on IA
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Claim this pageHow much does Optimal Workshop cost?
Free – $199/mo — Free tier, with paid plans.
List price, excluding tax. Compare prices across the directory.
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