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Slot & Shaft vs ProUX

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Slot & Shaft compared with ProUX
DetailSlot & Shaft logo Slot & ShaftProUX logo ProUX
What it doesDesign DIY furniture from aluminum extrusion, resize it in 3D, and get a parts list that matches the model AI UX intelligence system for product designers and founders
StageNot given Startup
FoundedNot given 2025
Based inUS IN
Pricing modelFree Freemium
PricingNot given Free: $0/month with 100,000 tokens (about 15 questions or 3 screen reviews). Pro Quarterly: $57 billed quarterly (about $19/month) with 1.9 million tokens (about 215 questions or 70 screen reviews). Pro Yearly: $131 billed yearly (about $10.92/month) with 1.9 million tokens.
Key features
  • Resize designs in 3D to custom dimensions
  • Parts list generated from the same model data
  • All dimensions in metric and inches
  • Every part linked to US sellers
  • Designs checked against fit rules before listing
  • Part data sourced from manufacturer drawings
  • Designs labeled as AI draft or test-built
  • No account needed to browse and design
  • Ask UX questions and get answers citing verified guidelines
  • Audit screens measuring contrast, tap targets and text sizes from pixels
  • Library of 50 free UX laws and guidelines
  • Multiple AI model comparison for design analysis
  • UX prompt optimization
  • Unified consensus on design decisions
  • Projects that remember product context
  • Every finding cites its source guideline
  • Access to Claude Opus 5, Gemini Pro and Deep Research on Pro plans
What makes it different
  • Parts automatically computed to fit together based on slot systems and hardware compatibility
  • Data sourced from manufacturer specifications rather than guesses
  • Cut lengths computed from design model, not estimated
  • Distinguishes between reference data and physically verified designs
  • Every finding cites a verified guideline, not an opinion or guess
  • Measures what it claims using pixel-level data, not guesses
  • Built by certified UX professional with 19 years of practice
  • Answers backed by universal UX/UI/CRO principles and human psychology research
  • Instant feedback at every stage instead of waiting days for design reviews
Community votes00
DR (Domain Rating by Ahrefs)Not checked yet no change since last check4 +1 (up) since last check
Trust Flow (Majestic)00
Citation Flow (Majestic)018
Referring domains (Majestic)07

5 details filled in for both companies.

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