Big ? apps 2026

SizeWizard

$9.99-$29.99 / Month

9.1

1 Reviews

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"SizeWizard: AI size charts for confident Shopify shopping experiences."

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Size Simplicity

$8.99-$12.99 / Month

8.2

1 Reviews

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Creating size charts was never this easy! Show more

Size Simplicity is an innovative app designed to streamline your shopping experience by simplifying size conversions across various brands and regions. With a user-friendly interface, this app allows you to input your measurements once and receive accurate size recommendations no matter where you're shopping. Size charts for clothing, footwear, and accessories are effortlessly converted, ensuring you find the perfect fit every time. The app also includes a feature for saving your favorite brands and stores, making it easy to shop smart without repetitive searches. Whether you're a frequent traveler or an online shopping enthusiast, Size Simplicity eliminates the hassle of size confusion and enhances your confidence in making purchases. Stay updated with new sizing standards and customize the app to reflect your preferences for a truly personalized experience.

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Product linking

Auto size charts

Custom size guides

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Q-Size

$20-$30 / Month

8.2

1 Reviews

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Smart sizing tool for perfect fits, reducing returns and boosting confidence. Show more

Q‑Size is an innovative app designed to revolutionize the online shopping experience by minimizing the hassle of product returns. This smart sizing tool provides accurate size recommendations, ensuring customers find their perfect fit effortlessly. Merchants can easily integrate Q‑Size into their stores, thanks to its simple setup process and customizable pre-designed templates that align with their brand's aesthetic. The app's mobile-friendly design ensures a seamless shopping experience for users on any device, enhancing customer confidence and satisfaction. With Q‑Size, adding detailed size guides to products becomes a straightforward task, empowering shoppers to make informed purchasing decisions. By reducing the likelihood of returns, Q‑Size not only improves customer satisfaction but also streamlines inventory management for merchants.

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Mobile-friendly design

Quick setup process

Accurate size recommendations

Easy size guide integration

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K: Size Guides & Size Chart+AI

9.1

11 Reviews

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Shop confidently with accurate size charts and fit guides. Show more

K: Size Guides & Size Chart is an essential tool for online shop owners seeking to eliminate the common hassle of incorrect sizing. This app allows you to effortlessly design custom size charts, ensuring that your customers can find their perfect fit every time. With its user-friendly interface, you can create accurate, true-to-size charts, size finders, and fit guides that visually showcase size options. It also offers detailed measurement guides to help customers make informed decisions, ultimately enhancing their shopping experience. Compatible with various devices, this intuitive app boosts your confidence in your product offerings and helps increase your sales by reducing returns and enhancing customer satisfaction. Make size truly matter with K: Size Guides & Size Chart, and turn sizing frustrations into a thing of the past.

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Custom size charts

Accurate fit guides

Measurement guides

Visual size options

Device-friendly widget

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Awesome Quantity Breaks

$19.99 / Month

9.1

20 Reviews

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Customizable Volume Discount App to Increase your AOV! Show more

Awesome Quantity Breaks is a powerful app designed to enhance your e-commerce store by customizing product quantities and boosting average order values. With easy installation and no developer expertise required, the app seamlessly integrates into your product pages, enhancing user experience from the first interaction. It offers dynamic cross-selling and bundling features, enabling you to maximize sales with ease. Choose specific product collections eligible for discounts and apply reductions directly in the cart based on the quantity purchased. Completely customizable, Awesome Quantity Breaks allows you to create a unique shopping experience that aligns with your brand. Whether accessed via computer, tablet, or mobile, it ensures a smooth and responsive performance on all screens. Plus, expert assistance is readily available to support your store's growth every step of the way.

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Customizable design

Responsive design

Customizable quantity discounts

Boosts average order value

No developer installation

Integrated cross-selling

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BF Size Chart & Size Guide

$5.99-$11.99 / Month

9.1

132 Reviews

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Custom size shart & size guide popup, product pages, free plan Show more

BF Size Chart & Size Guide is a versatile app designed to help businesses create and customize size charts tailored to various size variations, enhancing customer satisfaction and minimizing returns. Ideal for apparel brands, the app facilitates the creation of size charts for t-shirts, shoes, and other clothing items, providing detailed body measurements and acting as a fit finder. Users can personalize their size charts by adding text and images, ensuring the charts are visually appealing and informative. This adaptability allows businesses to offer clear size guidance to their customers, potentially increasing profits by reducing the complexities involved with sizing issues. Compatible with Vajro, BF Size Chart & Size Guide supports unlimited products and is suitable for use with updated website themes through custom smart size chart locations. Formerly known as Best Fit Size Charts, the app remains a valuable tool for sellers looking to present accurate and easy-to-understand sizing information to their customers.

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Reduce returns

Custom size charts

Unlimited size charts

Size guide popups

Text and image customization

Increase profit

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GA: Size Chart & Size Guide

$6-$24 / Month

9.1

80 Reviews

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Configure size charts and fit guides for body measurements Show more

"GA: Size Chart & Size Guide" is an essential app for businesses looking to offer their customers a seamless and accurate shopping experience. This powerful tool ensures that size truly matters by helping customers find the perfect fit every time they shop. It provides a comprehensive fit guide with insightful sizing recommendations, allowing customers to make informed purchasing decisions. The app features Lazy Size and true-to-size options, along with an efficient size swatch and size finder functionality, facilitating easy size comparisons and selections. Users can effortlessly create size charts using pre-designed templates and choose from various display options, such as floating or inline-link size charts. In addition to clothing, the app accommodates a wide range of products with ring and shoe size guides. It also offers comparison charts to easily contrast sizes across different products, standing as a strong contender against competitors like Avada Size Chart and Kiwi Sizing.

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Pre-designed templates

Size charts

Fit guide

Size swatch

Lazy sizes

True to size

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Faslet Size Me & Try On

$199-$849 / Month

8.2

12 Reviews

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We ensure that every customer buys the right size in one go. Show more

Faslet Size Me Up is a powerful size recommendation widget designed specifically for online fashion brands and multi-brand stores. Utilizing an advanced algorithm, this tool ensures that each customer receives precise size suggestions, significantly reducing return rates and enhancing customer satisfaction. The widget is easy to integrate into any online retail platform, offering seamless customization to match your brand’s aesthetic. With its modern design and lightning-fast operation, Faslet Size Me Up stands out for its unrivaled accuracy in sizing predictions. This innovative solution not only boosts the shopping experience for your customers but also optimizes inventory management and reduces logistical overhead for your business. Enhance your online store with Faslet Size Me Up and offer a superior shopping journey that keeps customers coming back.

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Customizable design

Easy integration

Size recommendation widget

Innovative algorithm

Fast performance

High accuracy

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EasySizes: Visual Size Guide

8.2

1 Reviews

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Let shoppers compare size, side by side to real life objects Show more

EasySizes: Visual Dimensions revolutionizes the shopping experience by offering a user-friendly widget that allows shoppers to visualize product dimensions compared to common everyday items. This innovative tool eliminates the guesswork, ensuring that consumers can confidently determine if a product, such as a handbag or wallet, meets their needs. By providing accurate size comparisons, EasySizes significantly reduces return rates—by up to 40% according to merchants who have adopted this tool. This not only minimizes the hassle of returns but also fosters enduring trust and loyalty among customers. Ideal for a wide range of products including bags, jewelry, furniture, and electronics, EasySizes adapts seamlessly to both mobile and desktop platforms. Moreover, the app can be customized to fit a brand's aesthetic, making it a versatile and essential asset for any online retailer.

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Customizable colors

Mobile friendly

Accurate sizing

Size comparison

Real-life objects

Visual size chart

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Size Swatch

$9.99 / Month

8

37 Reviews

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Display variant names in a swatch on the collection & homepage Show more

Size Swatch is a powerful app designed to simplify shopping in your fashion store by clearly displaying product sizes and availability directly on your collection and homepage. The app allows you to add a customizable text swatch under each product listing, enabling customers to make informed purchasing decisions at a glance. With Size Swatch, you can tailor the swatch's appearance to match your store branding by adjusting the shape, color (based on stock status), border, and out of stock styles like cross-out, strikethrough, or hiding. A preview feature ensures that you can review and perfect the swatch design before publishing it. Installation is seamless for all Shopify-built themes, and quick support is available for others, ensuring hassle-free integration. Additionally, the app can enhance customer experience by showing tooltip messages such as "Almost gone" to create urgency for low stock inventory.

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Display sizes

Customize swatches

Show stock availability

Preview design swatch

Urgency tooltips

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Mega Block Spacer

8.2

2 Reviews

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Easily customize vertical spacing for a captivating shop. Show more

Mega Block Spacer is the perfect tool for merchants eager to gain full control over their website's vertical spacing without the need for restrictive themes or coding skills. Elevate your website’s aesthetic and functionality by seamlessly customizing the spacing between sections and blocks, ensuring a polished and cohesive look across both desktop and mobile platforms. This app empowers you to stand out from the competition, providing a simplified yet powerful way to enhance user experience and design. With features like background color customization and easy drag-and-drop positioning, you can effortlessly prepare your store design for major sales events like Black Friday and Cyber Monday. Additionally, Mega Block Spacer is fully compliant with Online Store 2.0, enabling flexible integration into your existing site. Embrace the opportunity to captivate your audience and maximize your website's potential with this innovative spacing management solution.

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Customizable vertical spacing

Tailored spacing settings

Background color customization

Online store 20 compliant

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Fit Quiz: Size recommendation

$35-$250 / Month

7.4

30 Reviews

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The perfect size and fit for clothes and shoes Show more

Fit Quiz: Size Recommendation is a smart app designed to help users find their perfect clothing size across various brands. Leveraging advanced algorithms and user data, the app provides personalized size suggestions, ensuring a seamless shopping experience without the hassle of returns. Users input their measurements and preferences, and the app matches them with the closest size recommendations for different apparel and footwear brands. With its easy-to-use interface, Fit Quiz makes online shopping more accessible and enjoyable, reducing the guesswork in choosing the right fit. The app also includes features like a size history tracker and a wishlist, helping users keep a record of their favorite brands and styles. Regular updates and a growing database of brands ensure that Fit Quiz stays relevant in the ever-evolving fashion industry. Whether shopping for yourself or others, Fit Quiz takes the frustration out of finding the perfect size.

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Increase sales

Reduce returns

Size recommendation

Fit prediction

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Size Chart

$5-$16 / Month

7

6 Reviews

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Effortlessly create custom size charts without coding for seamless shopping experiences. Show more

The Size Chart app is a powerful tool for online shop owners looking to enhance their customers' shopping experience. Requiring no coding skills, it is easy to install and configure, allowing you to create custom size charts tailored to your specific products effortlessly. The app is fully mobile responsive, ensuring that your size charts and fit guides display perfectly on all devices. With a built-in Fit Guide Creator, you can add detailed measurement guides to help customers find their perfect size, reducing the likelihood of returns due to sizing issues. Designed for clothing, shoes, and accessories, the app simplifies the shopping process by providing accurate and easy-to-understand size information. By offering precise size guides, you increase customer confidence, enhance satisfaction, and ultimately, boost your profits. Whether you are a small boutique or a large retailer, the Size Chart app ensures that size truly matters in every purchase.

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Mobile responsiveness

Custom size charts

Fit guide creator

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Size Chart

$4.49 / Month

6.6

4 Reviews

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Create stylish, responsive size charts effortlessly to boost sales and reduce returns. Show more

Size Chart is your go-to app for creating professional size guides without the need for coding knowledge. With 14 ready-to-use templates and the option to build your own from scratch, setting up a size chart is both quick and easy. By providing clear and stylish size charts, the app helps customers confidently select the right size, keeping them engaged on the product page through a convenient pop-up display. The app features intuitive customization options, including automatic unit conversion between centimeters and inches, and allows you to assign size charts to individual products, specific categories, or your entire store. With its responsive design, size charts look fantastic on both mobile and desktop devices, enhancing the user experience. By reducing sizing confusion, the app minimizes returns and abandoned carts, ultimately boosting sales. Elevate your store's customer satisfaction and profitability with Size Chart's flexible, user-friendly tools.

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Responsive design

Quick and easy setup

Automatic unit conversion

Pop-up display

Intuitive customization

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Size Chart ‑ Pro Fit

(3.5/5)

2 Reviews

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Shortcut Sizing to perfect fits Show more

QuickX - Size Chart is an essential app for various retail stores, including those specializing in clothing, footwear, jewelry, and accessories. It tackles the common issue of customers struggling to choose the right size, enhancing the shopping experience and reducing return rates. The app features dynamic size charts tailored to each product, ensuring that customers have accurate sizing information at their fingertips. Additionally, QuickX allows for customization within the store's branding, making sure the user interface aligns with the overall aesthetic without compromising store speed. Merchants can customize the placement and appearance of the "Size Chart" button and pop-up for seamless integration. The app also offers the flexibility to hide size charts on selective products and automatically converts embedded size charts into pop-ups for improved visibility and usability. Overall, QuickX - Size Chart enhances customer satisfaction and boosts store efficiency with its robust and adaptable features.

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Customizable appearance

Dynamic size data

Hide on selective products

Embedded chart pop-up

Custom button placement

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Size Chart - Clothes Fit Guide

$7.99 / Month

(3/5)

22 Reviews

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Smartest way to show sizing charts & up your conversions game Show more

Size Chart - Clothes Fit Guide is a comprehensive tool designed to enhance the online shopping experience by providing accurate size charts for clothing. In its latest update, the app introduces a range of exciting features while maintaining its straightforward usability. Users can now enjoy a fully customizable size guide pop-up and a widget button with various placement and appearance options. The app also includes an automatic US to UK size converter that adjusts the units of measurement according to the shopper's geographical location. With sleek and clean styles for sizing guides, the app ensures a visually appealing interface. Additionally, users can opt for an annual subscription plan to save money. This app is the ultimate solution for creating precise size guide tables, ensuring shoppers find the perfect fit every time.

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Widget button options

Customizable size pop-up

Automatic size conversion

Clean guide styles

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Ultimate Size Chart

$5.99 / Month

(2.5/5)

23 Reviews

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Size charts & size guides for your fashion or clothing store Show more

Ultimate Size Chart is a user-friendly app designed to effortlessly integrate an instant size chart into your product pages with just a few clicks. Ideal for non-technical users, the app automatically positions a size chart link above the Add To Cart button, enhancing the shopping experience by providing easy access to sizing information. When the "size chart" link is clicked, a beautifully customizable size chart opens in a popup, allowing for a seamless user experience. The app allows you to create multiple sizing charts using built-in templates to cater to various products. It supports automatic unit conversion between inches and centimeters, ensuring accuracy and convenience for international customers. Additionally, the layout and style of the size charts can be customized to align with your store's theme, allowing for a cohesive and professional look.

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Unit conversion

Theme customization

Multiple templates

Instant size chart

Automatic link addition

Customizable popup chart

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Alumify: Weigh it

$9.99 / Month

(3.5/5)

6 Reviews

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Sell by weight the simple way Show more

Alumify: Weigh it is a versatile app designed to streamline the process of selling products by weight, seamlessly integrating into your existing workflows. Ideal for a variety of retail environments such as grocery, spice, hardware, butcher, bulk, fabric, and garden stores, it allows users to input weight or unit numbers directly, without the need for an integrated scale. The app supports multiple weight units, including kg, 100g, g, oz, and lb, and can accommodate additional units upon request. Alumify enhances your point-of-sale system with a native POS extension that ensures a clean, integrated experience within Shopify POS. Data is securely stored using Shopify product metafields, allowing for easy reporting and management of sales data. This makes Alumify: Weigh it a reliable and user-friendly solution for businesses relying on weight-based transactions.

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Enable pay-by-weight

Native pos extension

Easy reporting workflows

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SizeID

$19.9-$129.9 / Month

1 Reviews

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Boost your sales with multi-featured size recommender. Show more

SizeID is an innovative app designed to enhance the online shopping experience by reducing product returns and associated costs while boosting store conversion rates. With the new SizeID Advisor SMART, the app provides personalized size recommendations using simple customer data: height, weight, and age. This ensures customers shop with confidence and stores benefit from useful purchase data. SizeID also features a robust analytics suite that assists retailers in optimizing their operations, customizing marketing communication, and streamlining logistics to achieve higher profits. With access to over 6,000 size charts from 750+ brands, retailers can also create custom charts to meet specific needs. Additionally, the app allows users to connect family and friends for extended recommendation support, making it a comprehensive tool for data-driven growth and customer satisfaction in retail.

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Reduce returns

Increase conversion

Simple customer data

Useful purchase data

Data analysis tools

Optimize planning

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Mega Size Chart Button

$2.5-$2.99 / Month

1 Reviews

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Pop-up size chart button for accurate customer sizing Show more

Mega Size Chart Button is a must-have app for apparel stores, designed to enhance the shopping experience by adding an interactive pop-up size chart button to product pages. This tool is incredibly easy to install and customize, ensuring it blends seamlessly with your store's design for a cohesive look and feel. With clear and detailed size information presented in a pop-up, customers can make informed purchasing decisions, which helps reduce size-related returns and improves customer satisfaction. The app offers flexibility with options for text table or image pop-ups, providing precise control over size chart content. Despite its robust functionality, Mega Size Chart Button is lightweight and SEO-friendly, ensuring your store's performance and speed remain optimal. By integrating this essential tool, apparel retailers can create a more reliable and user-friendly shopping environment, ultimately boosting buyer confidence and satisfaction.

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Customizable design

Seamless integration

Easy installation

Performance-friendly

Pop-up size chart

Interactive pop-up

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Big ? apps

Related Categories

Price

Based on reviews

Showing 1 to 20 of 40 Apps

SizeWizard

Size Simplicity

Q-Size

K: Size Guides & Size Chart+AI

Awesome Quantity Breaks

BF Size Chart & Size Guide

GA: Size Chart & Size Guide

Faslet Size Me & Try On

EasySizes: Visual Size Guide

Size Swatch

Mega Block Spacer

Fit Quiz: Size recommendation

Size Chart

Size Chart

Size Chart ‑ Pro Fit

Size Chart - Clothes Fit Guide

Ultimate Size Chart

Alumify: Weigh it

SizeID

Mega Size Chart Button