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AI Fit Finder

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Help reduce returns and boost conversions with AI-powered size charts. Easy to install, customizable to your products, and ready for all Shopify themes.

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Feature Highlights Designed for Shopify Store Owners

Give shoppers accurate size recommendations to reduce returns and build trust, without writing a single line of code.

AI-Powered Recommendations
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AI-Powered Size Recommendations
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Uses body metrics like height, weight, and age to suggest the right size for each product.

Custom Size Charts
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Custom Size Charts
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Create and manage flexible size charts tailored to your product categories, materials, and styles.

Product-Specific Fit Logic
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Product-Specific Fit Logic
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Supports fit variations based on fabric stretch, style cuts, and sizing methods—per product or collection.

Theme & Page Builder Ready
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Theme & Page Builder Ready
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Works smoothly with Shopify themes and leading page builders like Shogun, PageFly, eComposer, and more.

Explore All Features

Smart Brands Are Securing Accessibility—Don’t Get Left Behind

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Size Recommendation Tool Built for Shopify Product Accuracy

An AI-driven sizing solution made to cut returns, guide buyers accurately, and support better customer decisions on every product page.

This no-code Shopify app offers personalized size suggestions and flexible chart management—helping merchants improve fit accuracy, build trust, and simplify customer support without custom development.

How Does This Fit Guidance App Help Your Store?


The app adds a smart widget to your store that uses AI to recommend sizes based on customer body data like height, weight, and age. It also supports unit conversions and product-specific size logic to improve the precision of your sizing.


You can create and manage detailed size charts by product, category, or fabric type. The solution supports Shopify themes, mobile layouts, and popular page builders—allowing full control over widget style, position, and display format.


Everything works out of the box—no coding required. Merchants can reduce returns, increase buyer confidence, and deliver a better shopping experience across all devices.


Help your shoppers buy the right size the first time.

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AI Fit Finder: Size Guidance Features That Support Real Shopify Store Needs

AI-Based Size Prediction
Custom Fit Logic Per Product
Flexible Size Chart Management
Unit Conversion for Global Shoppers
Popup & Floating Widget Options
Mobile-First Compatibility
Page Builder & Theme Compatibility
Zero Code Setup & Styling
Multi-Variant Support
Size Fit Logic by Material Type

AI-Based Size Prediction

AI Fit Finder: Size Guidance uses customer inputs like height, weight, and age to suggest the best size for each item. This helps reduce returns and sizing-related complaints.

Custom Fit Logic Per Product

You can configure AI Fit Finder to handle fabric-specific fit types—like relaxed, slim, or stretch styles—on a product or collection level.

Flexible Size Chart Management

With AI Fit Finder, you can build detailed, product-specific size charts without editing your theme. Charts are reusable and easy to assign.

Unit Conversion for Global Shoppers

The app supports international sizing formats (US, UK, EU, CM), helping global shoppers make confident size decisions.

Popup & Floating Widget Options

Display AI Fit Finder’s widget as a floating icon, popup, or embedded block—flexible layout options to match your store’s theme.

Mobile-First Compatibility

The app is fully responsive. AI Fit Finder works seamlessly on mobile, tablet, and desktop, giving all users a consistent experience.

Page Builder & Theme Compatibility

AI Fit Finder integrates with Shopify’s latest themes and popular builders like PageFly, EComposer, Shogun, and Gempages.

Zero Code Setup & Styling

Change colors, fonts, layout, and icon placement directly within the AI Fit Finder settings—no coding skills required.

Multi-Variant Support

AI Fit Finder handles size recommendations for complex products, including styles with tall, petite, or plus-size variants.

Size Fit Logic by Material Type

Apply stretch-level and cut-based logic in AI Fit Finder to fine-tune recommendations and match sizing to fabric types.

Keyboard Navigation Support

Users can browse your store using only the keyboard. This helps individuals with motor impairments interact with product pages, forms, and buttons without needing a mouse.

Readable Font Adjustments

Visitors can modify font size, letter spacing, and line height. This improves readability for customers with low vision or dyslexia directly on your Shopify store.

Color Contrast Controls

The widget offers multiple high-contrast modes and inverted colors. These settings improve visibility for users with visual challenges and support WCAG 2.1 accessibility standards.

Focus Highlighting Tool

This tool highlights elements like buttons and form fields when they’re selected. It helps users with attention limitations track where they are on the screen.

Screen Reader Compatibility

The app works smoothly with screen readers. Visually impaired users can understand your site content through real-time text-to-speech tools that follow standard accessibility guidelines.

Stop Animations Option

Users can disable GIFs, videos, or blinking sections. This functionality benefits people with motion sensitivity, epilepsy, or cognitive challenges by reducing distractions and discomfort.

Text Spacing Adjustments

Customers can adjust spacing between letters, words, and paragraphs. It makes on-site reading easier for those with reading disorders or attention difficulties.

Desaturate & Grayscale Mode

This feature turns your site’s colors to grayscale or removes intense hues. It improves focus and reduces visual fatigue for color-sensitive visitors.

Readable Font Toggle

A single click changes all fonts to cleaner, legible typefaces. It enhances content clarity for users who struggle with decorative or script-heavy fonts.

Page Structure Clarificationc

The tool lets users highlight headings, links, and buttons. This improves overall clarity and helps visitors quickly scan and interact with your store's layout.

Works Smoothly with Shopify’s Most Popular Apps

PageFly

AI Fit Finder: Size Guidance integrates smoothly with PageFly’s elements, widgets, and product layouts.

Plug In with Confidence

Shogun

The app is fully compatible with Shogun pages and dynamic content blocks across your Shopify storefront.

Plug In with Confidence

EComposer

Works seamlessly with EComposer's visual builder and supports flexible widget placement across all templates.

Plug In with Confidence
View More Integrations

AI Fit Finder by Numbers – Trusted Shopify Size Recommendation App

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Size Recommendations

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Shopify Stores Use Our App

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Product Views Generated

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Return Queries Blocked

Plans That Fit Your Product Sizing Needs

Startup

Free

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    15 products

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    AI Recommender

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    Unit Conversion

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    Chat support

Growth

$9.99/month

or $95.90/year and save 20%

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    50 products

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    AI Recommender

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    Unit Conversion

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    Chat support

7-day free trial

Premium

or $167.92/year and save 30%

$19.99/month

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    100 products

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    AI Recommender

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    Unit Conversion

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    Chat support

7-day free trial

Enterprise

or $671.92/year and save 30%

$79.99/month

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    500 products

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    AI Recommender

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    Unit Conversion

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    Chat Support

7-day free trial

</POPULAR AND NOTEWORTHY>

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AI Fit Finder Now Available on Multiple Popular Platforms

WordPress
WordPress
Add AI-based size recommendations and interactive size charts to WooCommerce product pages—no coding required.
Wix
Wix
Display smart sizing tools across your Wix product listings with mobile-ready fit widgets and custom chart options.
Magento
Magento
Integrate AI Fit Finder on Magento stores to reduce sizing-related returns and improve customer confidence.
BigCommerce
BigCommerce
Help shoppers choose the right size with dynamic charts and predictive size logic built for BigCommerce product pages.
Webflow
Webflow
Use embedded fit recommendation tools on Webflow eCommerce sites for cleaner size selection experiences.
Squarespace
Squarespace
Add accurate size guidance to your Squarespace store with simple widget setup and responsive layout support.

Testimonial

Merchants Who Improved Size Accuracy with AI Fit Finder

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Client 1

- Lena B.

Los Angeles, USA

Our return rate dropped within the first month. The AI suggestions are spot on, and our support tickets are down.

Client 2

- FitCulture Apparel

Australia

We sell athletic wear with unique fits, and this app lets us assign custom size logic by fabric type. It’s a game-changer.

Client 2

- Kento Styles

Japan

The unit conversion was a huge help for our international buyers. Setup was quick, and it looks native to our theme.

Client 2

- Amira Boutique

UAE

We loved how easy it was to add the floating size widget to our product pages—no developer needed.

Client 2

- Bold Threads Co.

USA

We tested multiple sizing tools, but this was the only one that handled variant-based sizing smoothly.

Frequently Asked Questions

AI Fit Finder is a Shopify app that helps merchants offer size recommendations using AI. It calculates fit based on customer inputs like height, weight, and age, and provides flexible, product-specific size charts.

By offering personalized size suggestions and accurate charts, AI Fit Finder minimizes sizing errors. This improves fit satisfaction and reduces return-related issues for Shopify merchants.

Yes, AI Fit Finder works out of the box with Shopify themes. Setup takes just a few minutes, and no coding or developer support is needed.

The app offers multiple plans based on product volume:

  • Basic Plan – Free (up to 15 products)
  • Growth Plan – $9.99/month or $95.90/year (20% off)
  • Premium Plan – $19.99/month or $167.92/year (30% off)
  • Enterprise Plan – $79.99/month or $671.92/year (30% off)

All plans include a 7-day free trial.

Yes. You can assign specific charts to individual products, variants, or entire collections. This allows precise sizing logic per fabric type, cut, or fit.

AI Fit Finder supports all modern Shopify themes and integrates smoothly with builders like PageFly, Shogun, EComposer, and Gempages.

Absolutely. The app is mobile responsive and includes unit conversion for international sizing (US, UK, EU, CM).

Yes, you can customize the size widget’s color, font, button style, position, and display type to match your store’s branding—no code needed.

Yes. The app supports complex product setups, including multiple variants like petite, tall, or plus-size options.

You can reach the support team via email at [email protected] or through the CartCoders Ticket Management System for fast assistance.

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