AI Fit Finder

Smart Size Recommendation for Shopify Apparel Stores

Help your shoppers find the perfect fit—faster, easier, and smarter.

Features That Power Smarter Size Recommendations

AI-Driven Fit Intelligence

  • Collects shopper inputs like height, weight, age, and body type
  • Adjusts for fabric stretch, cut, and style (slim, relaxed, oversized, etc.)
  • Suggests the right size instantly on product pages
  • Works automatically with Shopify without coding

Dynamic AI Size Chart Generator

  • Choose category (men, women, kids, unisex) and product type for accurate chart setup
  • Let shoppers switch between inches and cm for easy measurement
  • Display clear measurement tables and notes for chest, waist, hip, and more
  • Upload size-chart images to guide users visually on how to measure

Product-Specific Fit Adjustments

  • Tailors sizing logic per product (not just by brand or category)
  • Understands different fit types like oversized, fitted, or relaxed
  • Adapts sizing logic based on fabric, cut, and garment construction
  • Helps shoppers understand how this specific item will fit before buying

Fully Customizable Widget

  • Edit button text (Size Guide, Size Chart, Result, No-match message)
  • Adjust padding, border radius, colors, and popup style
  • Show/hide brand info and reorder brand sequence
  • Control widget visibility by gender, category, and products

Mobile Accessibility

  • Fully mobile-optimized for smooth size selection on phones and tablets
  • Size charts and images stay responsive and easy to view on small screens
  • Shoppers can use the fit tool anytime, anywhere, while browsing products
  • Boosts convenience and engagement for on-the-go customers

Analytics Dashboard

  • View total size recommendations, active widgets, and enabled products
  • Track top fit preferences and most recommended sizes
  • Monitor accuracy trends and shopper interactions with the size tool
  • Analyze usage over time with visual charts for engagement and fit behaviour

Don’t Let Sizing Confuse Your Customers

🎯 Increase sales. 💸 Reduce returns. 🚀 Build trust.

What Shopify Merchants Are Saying About AI Fit Finder

Excellent application! The development team perfectly tailored it to my needs. The assistants and developers were very responsive, available, and attentive throughout the entire process. The result is exactly what I wanted—I highly recommend this application and their support!

Intence Store Owner

The team was incredibly helpful in getting the app up and running for me. When I faced some issues, their support was quick, clear, and effective. Thanks to them, everything is working smoothly now. Highly recommend their assistance if you need a hand!

FAULT STUDIOS Store Owner

I'm glad that my issue has been resolved with the responsive support of CartCoders. I hope more functionality like customized product type and unisex products could be supported.

LW PEARL Store Owner

I really liked the app, it delivers on its promises and the support is very good, they answered all my questions and even helped me with the setup. Another app I tried contacting would have been extremely expensive and would have done the same job.

STREP OFICIAL Store Owner

Friendly and fast customer service. We are also very satisfied with the size advice so far.

missionerde Store Owner

How to Set Up AI Fit Finder?

Install the App

Add AI Fit Finder from the Shopify App Store to your store

Connect Your Store

Authorize permissions and sync with your Shopify backend

Customize Fit Questions

Select input fields like height, weight, age, and body type

Launch and Track

Publish the widget and monitor fit accuracy via the dashboard

Frequently Asked Questions About AI Fit Finder

Discover the ultimate shopping experience with Shopper, the all-in-one mobile app that makes online shopping faster, smarter, and more rewarding.
AI Fit Finder collects key shopper inputs like height, weight, and age, then matches them with fabric-specific fit logic to recommend the most suitable size in real time. The built-in AI size chart generator continuously learns from user behavior and returns data, refining results with every interaction.
Yes, every visual element is customizable, from button color and icon style to pop-up language and layout. You can edit the widget via Shopify’s theme editor or directly within the app, ensuring seamless alignment with your brand’s look and feel.
AI Fit Finder supports all Shopify 2.0 and Online Store 2.0 themes out of the box. It uses drag-and-drop blocks and custom placement options to ensure it integrates smoothly with product pages, modals, and mobile layouts without breaking your theme design.
Absolutely. The app detects the user’s browser language and supports multilingual setups. You can customize the widget language and text manually or auto-translate using Shopify’s Translate & Adapt app.
Most merchants complete the setup in under 10 minutes. The onboarding wizard walks you through installation, question configuration, widget styling, and product-level fit logic—all without needing coding knowledge.

Join Growing Shopify Brands Using AI Fit Finder

Start reducing returns and improving conversions today.

3M+

Size Recommendations Delivered

18K+

Active Shopify Stores

< 5 mins

Average Setup Time

40%+

Conversion Rate Improvement