BenchRank
#13 in Design ToolsUpdated 2026-08

Quant-UX

by Quant-UX · Open source prototyping, user testing and analytics in one tool

BenchRank score

26.3 — BenchRank score out of 100

Screenshots of Quant-UX

Homepage · Quant-UX

Homepage of Quant-UX

Overview

Quant-UX is an open source prototyping and user research tool. A visual editor is used to draw app screens, connect them and add animations, logic flows and form validation, with design tokens, components and master screens for reuse. Prototypes are shared by link or QR code, and each test is recorded and turned into heatmaps, success rates, task timings and drop-off analysis.

Best for
UX researchers and design teams who want to prototype and run usability tests in one tool
Pricing
The pricing page shows a single free plan and states the product is open source; no prices or paid plans are published.
Runs on
Web

Strengths and trade-offs

Strengths

  • Open source, with unlimited prototypes and unlimited user tests
  • Heatmaps, success rates and drop-off data computed per test
  • A/B testing and automatic screen recordings are built in
  • Real-time collaboration on the prototyping canvas

Trade-offs

  • Only one free plan is published; no paid support or SLA is mentioned
  • Pages give no detail on self-hosting, data storage or usage limits
  • The AI Assistant is named but what it does is not described

How Quant-UX markets itself

A structured read of the promise, proof and page design on Quant-UX’s captured homepage.

Homepage capture

“Craft, Evaluate, and Evolve: UX Design & Research Hub”

  • Angle: Outcome / benefit-led
  • Hero: Product screenshot

Pricing

Published plans and prices from Quant-UX’s own pricing page.

How this score is made up

Each dimension is scored out of 100 and combined into the headline score using fixed weights.

  • MCP support

    Whether an agent can drive the product through the Model Context Protocol, and how much setup that takes.

  • Documentation

    Publicly reachable docs — coverage, freshness, code samples and machine readability.

  • Agent friendliness

    How readable the site is to an automated client: llms.txt, structured data, server-rendered content, crawler access.

  • Pricing transparency

    Whether real prices are published, self-serve signup exists, and usage costs are knowable without a sales call.

  • Changelog

    A public, dated record of what shipped and when — the clearest signal that a product is still alive.

  • Marketing site structure

    Whether the site answers a buyer's questions: clear positioning, the pages that matter, and accessibility.

  • Page speed

    How fast the site loads for real visitors: Chrome UX Report 75th-percentile LCP, INP and CLS, with a Lighthouse mobile run standing in where a site has too little traffic for field data.

  • Operational trust

    Status page and incident history, security disclosure, compliance and data-processing documentation.

Measured, but not part of the score

Useful to know, but not a mark for or against the product — so these do not affect the ranking.

  • Openness

    Source availability, self-hosting, data export and open standards. Scored and shown, but not part of the composite — paid SaaS is not worse for being paid SaaS.

  • Maintenance

    Release cadence and repository activity. Scored and shown, but not part of the composite — it is only measurable for open repositories.

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Where this comes from

The Quant-UX pages BenchRank reads when it scores the product — its documentation, release notes, status and security pages, and its repository where there is one.

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