Finding the perfect fit is a crucial factor in boosting conversions and reducing returns for Shopify merchants, especially in fashion, footwear, and accessory stores. A well-designed size chart app helps customers make informed purchasing decisions, improving their shopping experience while minimizing sizing-related issues.

In 2025, Shopify offers a variety of size chart apps that cater to different business needs—from AI-powered recommendations to customizable pop-ups and product-specific charts. 

In this guide, we’ve compiled the top 10 size chart apps that Shopify merchants should consider in 2025, based on features, ease of use, customization options, and overall impact on conversions. Let’s dive in! 

Why E-commerce Size Charts Matter

In online shopping, customers can’t try before they buy, making ecommerce size charts essential for any Shopify store selling apparel, footwear, accessories, or furniture. An effective size chart app Shopify store owners implement can:

• Reduce return rates by up to 40%
• Increase customer confidence and conversion rates
• Enhance the overall shopping experience
• Save time on customer service inquiries about sizing
• Build trust with accurate product information

With mobile shopping accounting for over 70% of ecommerce traffic, mobile responsive size charts are no longer optional—they’re essential for business success.

Top 10 Size Chart Shopify Apps For 2025

We’ve analyzed dozens of options to bring you the top size chart app Shopify merchants trust. Our selection criteria include ease of use, customization options, integration capabilities, price, and customer reviews.

1. Avada Size Chart – Reduce Product Returns by Up to 40%

When customers are uncertain about their size, they may hesitate to purchase or end up returning items. Avada: Size Chart, Size Guide addresses this issue by ensuring customers can easily determine the correct size for them. It aims to minimize sizing errors and returns due to insufficient information, decrease cart abandonment, and ultimately boost conversion rates for size-based products.

Key Features & Benefits

• Creates mobile responsive size charts that adapt to any device instantly.
• Reduces returns dramatically with conditional display options based on products or collections.
• Boosts conversion rates with professional-looking customizable templates.
• Saves time with measurement unit conversion between inches and centimeters.
• Includes image-based visual measurement guides to improve customer understanding.

Pricing & Plans

• Free tier available
• Premium from $9.99/month

Best For

• Shopify store owners selling apparel, footwear, accessories, or furniture who want to reduce returns

Pros

• Intuitive interface makes it easy to add a size chart to your Shopify store
• Excellent customization options to match your brand
• Works with all Shopify themes without coding
• Reliable customer support

Cons

• Advanced analytics only available on higher-tier plans
• Limited AI size recommendation features compared to some competitors

Ratings

• 4.9/5 stars bases on 1,400+ reviews on the Shopify App Store

2. Size Charts by Clean Canvas – Simplify Sizing & Reduce Returns

The inconsistency in sizes often leads to buyer confusion, cart abandonment, and returns. By integrating Clean Size Charts: Size Guide into your store, you significantly reduce these issues. 

This app allows you to quickly set up accurate size charts, guides, and sleek tables, along with AI-powered size recommendations, enhancing customer satisfaction and boosting your profits. Make shopping stress-free for your customers this holiday season with the precision of Clean Size Charts.

Key Features & Benefits

• Fully customizable size charts that match your brand’s look and feel
• Responsive design ensures mobile responsive size charts look perfect on any device
• Global or product-specific charts let you create specialized sizing for different items
• Quick setup with pre-made templates for different product categories
• Measurement unit toggle lets customers switch between inches and centimeters

Pricing & Plans

Free plan available, Premium from $9.99/month

Best For

• Fashion, footwear, and apparel stores need reliable size guides.
• Merchants looking to minimize sizing-related returns.

Pros

• Easy to install from the Shopify App Store
• No coding required to add a size chart to your Shopify store
• Excellent customer support
• Regular updates with new features

Cons

• Advanced features require premium subscription
• Limited analytics on the free plan

Ratings

• 4.8/5 stars from 200+ reviews

3. Smart Size Chart & Size Guide – Easy-to-understand Size Charts

Designed to eliminate the frustration of dealing with unattractive and complicated size charts, the Smart Size Chart & Size Guide app offers a straightforward setup process, enabling you to create sleek, easy-to-understand size charts in just minutes. 

These charts are not only visually appealing but also fully customizable to align with your store’s branding. Plus, SmartSize is optimized to ensure minimal impact on your store’s performance, making it an excellent choice for enhancing your product pages without slowing down your site.

Key Features & Benefits

• Creates mobile responsive size charts that adapt perfectly to any device
• Offers interactive size recommendation engine that guides customers to perfect fits
• Reduces returns dramatically with accurate, visual sizing guidance
• Supports 20+ languages for global ecommerce size chart solutions
• Provides detailed analytics on size chart usage and impact on returns

Pricing & Plans

Pricing & Plans

• Free plan available
• 14-day free trial
• From $3.99 to $39.99 per month

Best For

Fashion retailers serious about reducing returns and improving customer experience

Pros

• Easy to learn how to add a size chart to your Shopify store
• Excellent customization options to match brand aesthetics
• Comprehensive Shopify sizing solution for complex product lines
• Outstanding customer support with quick response times

Cons

• Advanced features require premium plan
• Some setup time needed for maximum effectiveness

Ratings

• 4.9/5 stars from 120+ reviews on the Shopify App Store (As of 2025)

4. BF Size Charts & Size Guides – Slash Return Rates with Interactive Size Charts

BF Size Charts & Size Guides allows for extensive customization, enabling you to add text and images to tailor the size charts to your brand’s needs. Designed to minimize returns and maximize profits, it’s ideal for a range of products from t-shirts and apparel to shoes. 

Originally known as Best Fit Size Charts, this tool is essential for providing detailed body measurements and serving as an effective fit finder. Compatible with Vajro, this app offers size guides and free size chart templates to enhance the shopping experience for your customers.

Key Features & Benefits

• Create an unlimited number of clean-size charts.
• Customize your size tables by adding text and images.
• Easily place smart size charts on 2.0 themes using app blocks.
• Includes options for shoe size, ring sizer, guia de tallas, tabela de tamanhos, and guia de tamanhos.
• Supports up to 2 size charts or size guides for an unlimited number of products.
• Includes 30+ pre-made templates for all product categories

Pricing & Plans

Free plan available, Premium from $9.99/month

Best For

•  Apparel and fashion retailers who need to provide detailed sizing information for clothing, shoes, and accessories
• Merchants experiencing high return rates due to sizing issues who want to reduce returns and exchanges
• Store owners looking for customization options who want to match their size charts to their brand aesthetics
• Multi-category sellers who need different size charts for various product types (women’s clothing, men’s clothing, children’s wear, etc.)
• International sellers catering to global audiences who need to display measurements in multiple units (inches/centimeters)

Pros

• Simple setup process takes under 5 minutes
• Customizable to match any store theme
• Excellent ecommerce size chart analytics to track impact
• Available directly from the Shopify App Store

Cons

• Some advanced features only available on premium plans
• Limited integration with certain theme builders

Ratings

4.8/5 stars (200+ reviews)

5. Kiwi Size Chart & Recommender – Reduce Returns with Smart Size Charts

Kiwi Size Chart & Recommender stands out for its innovative approach to tackling sizing issues. Leveraging machine learning, Kiwi Sizing offers precise, product-specific size recommendations, significantly reducing returns and boosting sales while ensuring customer satisfaction. 

The app features flexible size chart layouts with endless customization options, guaranteeing that customers always find their perfect fit. Kiwi’s advanced fit finder engine extends its utility beyond apparel to items like pet collars and snowboards, making it a versatile solution for any store aiming to improve their sizing accuracy and enhance the shopping experience.

Key Features & Benefits

• Imports size charts from various sources (images, webpages, CSV) or allows you to create your own.
• Offers size recommendations for uncertain body sizes in clothing or product selection.
• Allows you to enhance size charts with multiple elements (tables, images, videos, tabs, etc.).
• Creates product or collection-based size guides that apply to new items automatically.
• Handles sizing in any unit and performs unit conversions automatically.
• Adapts perfectly to any device, improving mobile shopping experience.
• Automatically converts between US, UK, EU, and Asian sizes.

Pricing & Plans

Free plan with basic features, Premium from $11.99/month

Best For

• Clothing and apparel merchants who want to reduce size-related returns
• Footwear retailers looking to provide accurate shoe sizing across international standards
• Store owners with international customers who need to convert sizes between different regions (US, EU, UK, etc.)
• Brands focused on improving customer experience by helping shoppers find their perfect fit
• Merchants looking for an AI-powered sizing solution rather than just static size charts
• Shopify stores with high return rates due to sizing issues

Pros

• Quick installation process (under 5 minutes)
• Highly customizable to match store branding
• Excellent customer support
• Regular updates with new features

Cons

• Some advanced features require premium plan
• Initial setup of product-specific charts can be time-consuming

Ratings

4.7/5 (1,600+ reviews) on the Shopify App Store

6. Panda Size Chart – Boost Sales with Professional Sizing Guides

Panda Size Chart enables merchants to craft custom size charts tailored to their specific product range. With the flexibility to choose different measurement units, merchants can customize size charts to meet the diverse sizing needs of their customers. 

This level of personalization not only enhances the shopping experience but also saves merchants time and money by reducing returns and boosting customer satisfaction, ultimately leading to increased sales.

Key Features & Benefits

• Creates professional size charts for any product type with no coding required
• Reduces returns by up to 40% with accurate sizing information
• Boosts conversion rates with strategically placed, mobile-friendly charts
• Offers 150+ ready-to-use templates for instant implementation
• Provides multi-language support for global stores

Pricing & Plans 

Free plan available, Premium from $4.99/month

Best For

• Clothing & Apparel Stores – Ideal for fashion retailers needing custom size charts for different clothing categories.
• Activewear & Sportswear Stores – Ensure correct sizing for gym wear, compression clothing, and performance gear.
• Lingerie & Swimwear Businesses – Provide accurate measurements for products requiring a precise fit.
• Accessory & Headwear Sellers – Useful for businesses selling hats, gloves, or other size-dependent accessories.
• Global E-commerce Brands – Support multiple size units (US, EU, UK, etc.), making it ideal for international sellers.
• Merchants Seeking Customization – Great for brands that want fully customizable size charts to match their store’s aesthetic.

Pros

• Intuitive drag-and-drop interface
• Responsive design works on all devices
• Customizable to match store branding
• No coding knowledge required

Cons

• Some advanced features limited to premium plans
• May require initial time investment to set up multiple charts

Ratings

• 4.0/5 from 40+ reviews

7. ESC ‑ Size Charts & Size Guide – Simplify Size Management for Your Store

ESC ‑ Size Charts & Size Guide simplifies the process, enabling merchants to build confidence in their customers and reduce returns. Whether you prefer to design your own guide or use a pre-made template, ESC allows for easy integration into your product pages, either through specific product tags or by displaying on all products universally. 

Customization is straightforward, with options to add images, icons, and text that align with your store’s aesthetic.

Fully compatible with Shopify 2.0 and app blocks, it also ensures that if you’re selling on the Shop app, your size charts are visible there too, accompanying the relevant products.

Key Features & Benefits

• Customizable size charts that integrate seamlessly with your product pages
• Reduces customer confusion with clear, visual size guides for any product type
• Decreases return rates by helping customers select the right size first time
• Simple drag-and-drop editor for creating professional charts without design skills
• Mobile-responsive displays that work across all devices

Pricing & Plans

Free basic tier, $9.99/month for premium features

Best For

• Perfect for merchants selling clothing, where precise sizing is crucial.
• Helps customers find the right shoe size, reducing return rates.
• Essential for products where fit accuracy is important.
• Ideal for stores that need professional, sleek size charts that align with premium branding.
• Supports multiple size conversions (US, EU, UK, etc.), making it great for global merchants.
• Helps reduce sizing-related returns by providing clear, easy-to-access size charts.

Pros

• Intuitive interface requiring no technical knowledge
• Increases conversion rates by building customer confidence
• Multiple display options (popup, tab, or inline)
• International sizing support for global markets

Cons

• Advanced customization requires premium subscription
• Limited integration with some third-party theme frameworks

Ratings 

4.5/5 stars (based on 500+ merchant reviews)

8. Snake Size Chart & Size Guide – Make Size Chart Easier

If you need a handy app to make size selection easier, consider Snake Size Chart & Size Guide. This app enables you to quickly assign ready-made size chart templates to products or categories, as well as craft custom size charts tailored to any item in your inventory. 

With the option to clone existing templates, you can effortlessly create and personalize your own size charts, assigning them to specific categories or products. By providing detailed size charts, you’ll enhance customer confidence, drive sales, and minimize returns

Highlight features

• Creates responsive size charts that look great on all devices, increasing buyer confidence.
• Offers 30+ professionally designed templates for quick setup across fashion, footwear, and accessories.
• Enables condition-based display to show the right size chart for specific products automatically.
• Includes measurement guidance images to help customers measure themselves correctly.
• Supports size conversions between international sizing systems.

Pricing & Plans

Free 14-day trial, then $6.99/month (Basic), $9.99/month (Pro), or $16.99/month (Premium)

Best For

• Fashion, footwear, and accessories merchants looking to reduce size-related returns

Pros

• Easy to set up with drag-and-drop interface
• Mobile-responsive designs
• Conditional display options save time
• Customizable to match store branding

Cons

• Higher-tier plans needed for advanced features
• Limited functionality on the Basic plan

Ratings

• 4.4/5 stars (80+ reviews)

9. RT: Size Chart, Size Guide – Boost Conversions with Professional Size Charts

RT: Size Chart, Size Guide stands out as a crucial tool for enhancing customer confidence and boosting sales. By providing customers with a reliable way to select the correct size, this app not only facilitates a safer purchasing decision but also significantly reduces the likelihood of returns and refunds due to size mismatches. 

It offers a comprehensive overview of your products, improving site usability and enriching the user experience during the shopping process. This, in turn, minimizes the need for size-related inquiries and support requests, streamlining your operations and customer satisfaction.

Key Features & Benefits

• Creates professional, responsive size charts for any product type
• Reduces returns by helping customers choose the right size first time
• Boosts conversion rates with clear, accessible size information
• Supports multiple measurement units (inches, cm) with easy toggling
• Allows custom templates with your brand style and imagery
• Works on all devices with mobile-friendly design

Pricing & Plans 

Free plan available, Premium from $6.99/month (14-day free trial)

Best For

• Shopify merchants selling apparel, footwear, or sized products who need to provide clear sizing information to their customers
• Store owners looking to reduce return rates by giving customers more accurate sizing guidance before purchase
• Brands focused on mobile optimization as the app offers responsive sizing charts that work well on all devices
• Non-technical store owners who want an easy-to-use solution without coding knowledge
• Multi-category retailers who need different size charts for various product types (clothing, shoes, accessories, etc.)
• International sellers who need to display measurements in multiple units (inches/centimeters)

Pros

• Easy drag-and-drop interface
• No coding required
• Highly customizable templates
• Responsive design works on all devices
• Supports multiple languages

Cons

• Advanced features require premium plan
• Limited integrations with some themes
• Some users report occasional positioning issues

Ratings

• 4.3/5 stars from 30+ reviews

10. Ultimate Size Chart – Fully Customizable Size Chart Table

Ultimate Size Chart app is a powerful Shopify size chart app. With just a few clicks, it enables you to display an instant size chart on your product pages. 

Designed for ease of use, this app is perfect for non-technical users, automatically placing size chart links right above the ‘Add To Cart’ button. Clicking on this link reveals a beautifully designed, fully customizable size chart table in a popup, enhancing the shopping experience and aiding in customer decision-making.

Key Features & Benefits

• Generate numerous sizing charts for all your products by utilizing the provided templates.
• Automatically convert units between inches and centimeters, simplifying measurements.
• Tailor the appearance and design of your size chart to align with your store’s theme.

Pricing & Plans

Free 7-day trial, then $6.99/month (Basic), $9.99/month (Pro), $14.99/month (Advanced)

Best For

• Apparel & Fashion Stores – Ideal for merchants selling clothing, where accurate sizing is crucial to reduce returns.
• Footwear Brands – Helps customers find the right shoe size, improving customer confidence.
• Activewear & Sportswear Stores – Ensures correct fit for performance-based clothing like gym wear, yoga outfits, and compression gear.
• Lingerie & Swimwear Brands – Offers detailed sizing guidance for items where fit is especially important.
• Accessories & Headwear Stores – Useful for businesses selling gloves, hats, belts, or any size-dependent accessories.
• Dropshippers & Print-on-Demand Merchants – Helps prevent sizing confusion when working with multiple suppliers.

Pros

• Easy setup with no coding required
• Responsive design works on all devices
• Multiple display options (popup, tab, accordion)
• Comprehensive measurement guide options

Cons

• Some advanced features only available in higher-tier plans
• May require initial time investment to set up charts for all products

Ratings

• 4.9/5 stars (250+ reviews) on Shopify App Store

How To Choose The Best Shopify Size Chart App For Your Shopify Store

Picking the right size chart app can make a huge difference for your Shopify store. From my experience, here’s what I recommend considering:

• Support and Reviews: Always check user reviews and the quality of customer support. If you run into issues, you’ll want a team that’s quick to help.
• Ease of Use: Look for an app that’s simple to install and doesn’t require a lot of technical know-how. You want something that integrates smoothly with your store.
• Customization Options: Every store is unique, so it’s important to have flexibility. Choose an app that lets you customize the size chart layout, colors, and styles to match your branding.
• Product-Specific Charts: Some products need different size guides. Make sure the app allows you to create multiple charts and assign them to specific products or collections.
• Mobile Responsiveness: Many customers shop on their phones. The size chart should look great and function well on all devices.
• Interactive Features: Apps with features like automatic size recommendations or interactive charts can enhance the customer experience and boost conversions.
• Analytics and Insights: Some apps offer data on how often your size charts are viewed or used. This can help you fine-tune your offerings and improve customer satisfaction.

Size Chart Apps Shopify: FAQs

Bottom Line

This comprehensive guide gives you an overview of the 10 best Size Chart apps for Shopify to transform the sizing experience in your online store. You should try them yourself and discover how they can seamlessly integrate with your business and enhance your customers’ shopping journey.