Product size, dimensions, and units are essential details that shape how online customers interpret what they’re buying. Whether it’s apparel, hardware, tools, furniture, or perishable goods, shoppers want precision. In WooCommerce, default product fields might not be enough to communicate this clearly. That’s where WooCommerce Sizes & Units Plugins come into play.
These plugins help online store owners assign, manage, and display custom sizes, weights, lengths, volumes, or other measurement units based on product categories. They reduce confusion, minimize return rates, and ensure that customers get exactly what they expect.
With the evolving standards of global eCommerce, especially in industries that rely heavily on unit specifications, plugins offering size and unit customization are becoming necessary rather than optional. Whether you’re selling in the metric system, imperial system, or something niche like yards, gallons, or pieces, flexible unit support is essential.
This blog takes a close look at the 10 Best WooCommerce Sizes & Units Plugins in 2025, exploring their features, benefits, use cases, and how they can help your store run more efficiently. From basic size charts to dynamic unit converters, we’ll cover what makes each plugin reliable and effective for WooCommerce sellers worldwide.
Why Should You Use WooCommerce Sizes & Units Plugins?
Using WooCommerce Sizes & Units Plugins enhances product clarity, boosts customer trust, and helps store owners comply with regional and industry-specific standards. Without proper unit definitions, customers may misinterpret product dimensions, leading to dissatisfaction or increased returns. These plugins also reduce customer queries about “how big” or “how much” a product really is.
Moreover, they help streamline logistics and inventory tracking by standardizing how products are measured, stored, and shipped. Whether you’re managing variable products, bundled kits, or digital inventory, measurement precision ensures smoother operations and accurate pricing models.
From a performance perspective, these plugins help WooCommerce stores become more user-friendly and globally adaptable, something essential in 2025’s eCommerce landscape, where buyers span countries with different unit systems. For store owners aiming to optimize both the shopping experience and backend workflow, these plugins are a practical investment.
What Are WooCommerce Sizes & Units Plugins?
WooCommerce Sizes & Units Plugins are specialized tools designed to add, manage, and display custom measurement units (like size, weight, volume, length, area, etc.) for products in WooCommerce stores. These plugins help store owners define specific units that are not supported by default WooCommerce settings—allowing products to be sold with appropriate context. Whether you need to specify liters for beverages, square feet for tiles, or dress sizes for apparel, these plugins make it possible to offer that level of granularity.
Most of these plugins let you choose from metric and imperial units or even create your own. Some come with dynamic unit conversion, size charts, pricing by unit, or auto-calculation based on dimensions entered by the customer. They’re particularly useful in industries like fashion, construction, food & beverage, home decor, or B2B wholesale, where clarity in product measurements impacts purchasing decisions directly.
Uses and Benefits of WooCommerce Sizes & Units Plugins
Where Are WooCommerce Sizes & Units Plugins Used?
WooCommerce Sizes & Units Plugins are primarily used in eCommerce stores that sell products requiring precise measurements. These include industries such as:
- Fashion and Apparel: Displaying size charts (S, M, L, XL) or regional sizing (EU, US, UK).
- Home Improvement & Hardware: Specifying dimensions like square meters, inches, or feet for items such as flooring, tiles, wood panels, and tools.
- Food & Beverage: Managing units like grams, kilograms, liters, or portions.
- Construction and Manufacturing: Handling volume-based, weight-based, or length-based items with unit-specific pricing.
- Digital and Wholesale Products: Offering downloadable files or bulk quantities based on size/volume or custom measurement units.
These plugins are versatile enough to fit a wide range of use cases, from simple single-product size management to dynamic unit conversions across global markets.
Key Benefits of Using WooCommerce Sizes & Units Plugins
- Improved Product Accuracy
These plugins allow store owners to provide exact sizes and units for each product. This eliminates guesswork and ensures buyers know what they’re getting. - Enhanced Customer Confidence
Transparent product measurements build trust, leading to higher conversion rates and reduced cart abandonment. - Reduced Return Rates
Accurate sizing helps customers make informed purchases, minimizing dissatisfaction and costly returns. - Global Unit Compatibility
Many plugins support both metric and imperial systems, allowing sellers to cater to international audiences seamlessly. - Dynamic Pricing Based on Units
Some plugins allow pricing based on per square meter, per kilogram, or custom units—enabling flexible pricing for variable-sized products. - Better Inventory & Logistics Management
Clearly defined units simplify warehouse storage, order processing, and shipping calculations. - Customization & User Experience
Several plugins offer features like front-end size selectors, calculators, or visual charts to enrich the buying experience. - Adaptability Across Product Types
Whether you’re selling fabric by meter or nuts and bolts by weight, the plugins can be tailored to suit.
Using the right WooCommerce Sizes & Units Plugins ultimately leads to smoother store operations, higher customer satisfaction, and stronger global usability.
As a blog expert, here is a detailed review of 10 of the best WooCommerce size and unit plugins to help standardize product measurements and improve the user experience in 2025.
1. YITH Product Size Charts for WooCommerce
YITH Product Size Charts for WooCommerce is a specialized plugin from the highly reputable YITH, designed to help store owners create and manage professional-looking size charts. This plugin is essential for stores selling clothing, footwear, and other products where a precise fit is crucial. By providing clear and accessible sizing information, you can reduce customer confusion, minimize returns, and boost buyer confidence, ultimately leading to a better user experience and higher conversion rates.
Features
- Multiple Chart Types: Create different types of size charts based on your products’ needs, such as tables, images, or a combination of both.
- Global and Product-Specific Charts: Create a universal size chart to apply to all products or create unique charts for individual products, categories, or tags.
- Display Modes: The plugin offers flexible display options, allowing you to show the size chart as a stylish pop-up or within a new tab on the product page.
- Customization: Customize the appearance of your size charts, including colors, fonts, and the button/link text that triggers the chart display.
- Unlimited Charts: There is no limit to the number of size charts you can create, giving you complete flexibility to cater to your entire product range.
Price
This is a premium plugin with a yearly subscription starting at around $89.99 for a single site license, which includes updates and support.
Advantages
YITH is known for its high-quality, reliable plugins, and this one is no exception. Its main advantage is its robust feature set and flexibility in creating both global and highly specific size charts. The various display modes and customization options ensure that the size charts not only provide crucial information but also seamlessly integrate with your store’s design.
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2. Custom Size Charts for WooCommerce
The Custom Size Charts for WooCommerce plugin is a powerful and user-friendly tool that helps you create and manage custom size charts for your products. It’s a great way to eliminate guesswork for your customers, especially for products like apparel, shoes, and jewelry. The plugin is designed to be a comprehensive solution for both creating visually appealing size charts and strategically displaying them to maximize customer confidence.
Features
- Unlimited Charts: Create an unlimited number of size charts that can be applied to different products, categories, or brands.
- Diverse Content: You can create charts using tables, text, or images, giving you a high degree of creative freedom.
- Display as Popup or Tab: The plugin allows you to display the size chart as a stylish popup or within an additional product tab, depending on your preference.
- Customizable Button: Customize the text and appearance of the size chart button to match your store’s branding.
- Global and Specific Rules: Set global size chart rules or assign specific charts to individual products, categories, tags, or even product variations.
- WPML Compatibility: The plugin is compatible with WPML, making it a good choice for multilingual stores.
Price
This is a premium plugin with a yearly subscription that starts at around $39.99, including support and updates.
Advantages
This plugin’s strength lies in its balance of advanced features and ease of use. The ability to assign size charts to specific product variations is a particularly powerful feature for stores with complex sizing requirements. The customizable button and multiple display options also provide a clean and professional look, enhancing the overall user experience.
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3. WooCommerce Measurement Price Calculator
WooCommerce Measurement Price Calculator is an official WooCommerce extension that allows you to sell products based on measurements like length, area, or volume. It’s an indispensable tool for stores selling materials such as flooring, fabric, tiles, or lumber. Instead of selling by a fixed quantity, customers can input their specific dimensions, and the plugin will dynamically calculate the price, providing an accurate and transparent shopping experience.
Features
- Dynamic Pricing: Automatically calculate the product price based on customer-entered measurements.
- Multiple Units: Supports various units of measurement, including length (feet, inches), area (square feet, square meters), and volume (cubic yards).
- Inventory Management: Manage inventory based on the unit of measurement, allowing you to accurately track stock of products sold by length, area, or volume.
- Custom Labels: Customize the labels for the measurement fields to match your product descriptions.
- Pricing Tables: Display a pricing table that shows the price per unit, providing a transparent breakdown for customers.
- Customizable Pricing: Set a base price and a per-unit price, allowing for flexible pricing strategies.
Price
This is a premium plugin with a yearly subscription starting at $129.
Advantages
The biggest advantage of this plugin is its seamless integration with the WooCommerce core. For businesses selling materials that require precise measurements, this plugin automates a complex process, saves time for both the store owner and the customer, and significantly reduces the chance of ordering errors.
4. Flexible Quantity – Measurement Price Calculator for WooCommerce
The Flexible Quantity – Measurement Price Calculator for WooCommerce plugin is a versatile freemium tool that helps you sell products in custom units of measure. It’s a great option for stores that need more flexibility than the default WooCommerce settings, allowing you to sell products by weight, length, area, or volume. The free version offers a solid set of features, while the premium version provides more advanced functionality for complex pricing rules.
Features
- Flexible Unit Types: Sell products by a wide range of units, including items, weight (kg, lbs), dimensions (cm, inches), area (sqm, sqft), and volume.
- Measurement-Based Pricing: The plugin dynamically calculates the price based on the quantity entered by the customer.
- Minimum/Maximum Values: Set minimum and maximum quantity limits for your products to control order size.
- Decimal Support: Allows for decimal quantities, which is crucial for products sold by weight or dimension.
- Templates: Create templates to quickly apply settings to multiple products.
- Incremental Quantities: Define the increment step for quantities, such as selling in increments of 0.5 kg.
Price
A powerful free version is available on the WordPress.org repository. A premium version with more features is also offered by the developer.
Advantages
This plugin is an excellent choice for businesses that need a budget-friendly solution with a lot of flexibility. The free version is feature-rich enough for many stores, and the premium version provides the advanced tools needed for more complex pricing and measurement requirements.
5. Product Size Charts Plugin for WooCommerce by Thedotstore
The Product Size Charts Plugin for WooCommerce is a comprehensive solution for creating professional size charts that cater to a global audience. The plugin is designed to reduce product returns by providing clear, well-structured sizing information. Its key strength is the ability to create size charts tailored to a customer’s country, which is invaluable for international e-commerce.
Features
- Country-Specific Charts: Automatically display different size charts based on the customer’s country or shipping location.
- Unlimited Charts: Create an unlimited number of size charts, which can be applied to individual products, categories, or globally.
- Customizable Table: Build your size charts with a customizable table that allows you to add, edit, or delete rows and columns.
- Flexible Display: Display the size chart as a pop-up, on a new tab, or using a shortcode anywhere on your site.
- Import/Export: Easily import or export your size charts to save time and effort when setting up new stores or migrating data.
Price
This is a premium plugin with a yearly subscription starting at $49, which includes support and updates.
Advantages
The primary advantage of this plugin is its country-based targeting. For international sellers, this feature is a game-changer, as it ensures that customers always see the most relevant size chart for their region, greatly reducing the risk of a sizing error and an expensive return.
6. Kiwi Sizing for WooCommerce
Kiwi Sizing for WooCommerce is a sophisticated plugin that offers not just size charts, but also a “fit finder” recommendation tool. It’s a next-level solution for stores that want to provide a highly personalized and interactive sizing experience. The plugin uses an advanced algorithm to recommend the best size for a customer based on their body measurements, weight, and height, similar to what’s used by major fashion retailers.
Features
- AI-Powered Fit Recommender: A smart algorithm recommends the best size for a customer based on their input.
- Size Chart Creator: Create and customize beautiful size charts with a variety of templates and styles.
- Unit Conversion: Automatically convert units of measurement (e.g., inches to centimeters) to cater to an international audience.
- Custom Fields: Add custom fields for unique measurements, like inseam length or sleeve length.
- Analytics: Track how customers are interacting with your size charts and fit finder to optimize your sizing information.
Price
The plugin offers a free plan with basic features and a premium plan with more advanced features and higher usage limits.
Advantages
Kiwi Sizing’s primary advantage is its innovative fit recommender. For fashion and apparel brands, this tool can significantly reduce the return rate, which is a major pain point in the industry. The combination of a visually appealing size chart and an interactive fit finder provides a superior user experience.
7. WooCommerce Product Add-Ons Ultimate
WooCommerce Product Add-Ons Ultimate is a powerful plugin that allows you to add a wide variety of custom fields to your products, including those for measurements. While not a dedicated size chart tool, it’s an excellent solution for stores that sell products customized by dimensions. Customers can input their required measurements, and the plugin can be configured to dynamically calculate the final price.
Features
- Custom Fields: Add fields for length, width, height, and other measurements, allowing customers to specify their exact requirements.
- Dynamic Pricing: Create complex formulas to calculate the product price based on the values entered by the customer.
- Conditional Logic: Show or hide certain fields based on the customer’s selections, creating a highly customized user flow.
- Calculation Fields: Use calculation fields to display a live price preview to the customer as they input their measurements.
- Field Types: Supports various field types, including text fields, dropdowns, radio buttons, and more.
Price
This is a premium plugin with different pricing tiers based on the number of sites you need it for.
Advantages
This plugin is ideal for businesses that sell highly customizable products. The ability to use customer-entered measurements in dynamic pricing formulas and conditional logic makes it a highly flexible and powerful tool for a variety of use cases, from custom furniture to bespoke jewelry.
8. PPOM – Product Addons & Custom Fields for WooCommerce
PPOM – Product Addons & Custom Fields for WooCommerce is a flexible and feature-rich plugin that allows you to add custom fields to your products. It’s an excellent solution for handling product measurements and other customized options. The plugin is lightweight, fast, and offers a lot of functionality in both its free and premium versions, making it accessible to businesses of all sizes.
Features
- Wide Range of Fields: Add various field types, including text input for measurements, dropdowns for predefined sizes, and color swatches.
- Conditional Logic: Set rules to show or hide fields based on other selections, creating a clean and intuitive user interface.
- Price Adjustments: Adjust the product price based on the user’s input, such as charging more for larger dimensions.
- Field Groups: Organize your fields into logical groups to keep your product page tidy and easy to navigate.
- Live Preview: Some features allow for a live preview of the product as the customer makes their selections.
Price
A free version is available on the WordPress repository. The premium version unlocks more advanced features for a yearly subscription.
Advantages
PPOM is a great all-in-one solution for adding custom options, including measurements. The conditional logic and price adjustment features are very powerful, allowing you to create complex product customization flows without a lot of technical expertise.
9. WooCommerce Product Options by Barn2
WooCommerce Product Options is a premium plugin that gives you the ability to add extra options, including measurement fields, to your products. It’s a great way to offer a high degree of personalization and customization to your customers. The plugin integrates seamlessly with WooCommerce and is known for its clean code and excellent support, making it a reliable choice for any store.
Features
- Flexible Field Types: Add a wide range of fields, including text fields for measurements, number inputs, and date pickers.
- Advanced Logic: Use conditional logic to show or hide options based on the customer’s selections.
- Dynamic Pricing: Use advanced pricing formulas to calculate the total price based on customer-entered measurements.
- Live Product Preview: Some features allow for a live image preview that changes as the customer makes their selections.
- Integration with Fast Cart: This plugin is compatible with Barn2’s Fast Cart plugin, allowing customers to configure their product and add it to the cart from a pop-up.
Price
This is a premium plugin with a yearly subscription starting at around $79 for a single site license.
Advantages
The plugin’s seamless integration with other Barn2 products and its advanced logic features make it a powerful tool for complex e-commerce stores. The ability to create dynamic pricing based on customer input is a key benefit, allowing you to sell unique, customized products with ease.
10. Product Input Fields for WooCommerce
The Product Input Fields for WooCommerce plugin is a simple and effective tool for adding custom fields to your products. It’s a great choice for store owners who need a no-frills way to gather specific information from customers, such as measurements, without a lot of complexity. The plugin is lightweight and focuses on its core functionality, ensuring fast performance.
Features
- Custom Input Fields: Add a variety of custom fields to your product pages, including text fields for measurements and checkboxes.
- Display on Cart and Order: The information entered by the customer is displayed on the cart, checkout, and order confirmation pages, making it easy to track.
- Flexible Placement: You can choose where to display the custom fields on your product pages.
- Required Fields: Set a field as required to ensure customers provide the necessary information before adding a product to their cart.
- Easy Setup: The plugin has a simple interface that is easy to set up and configure.
Price
This plugin is available for free from the WordPress.org plugin repository.
Advantages
The main advantage of this plugin is its simplicity and directness. It’s an excellent choice for store owners who need to gather basic measurement or customization information from their customers without the need for dynamic pricing or complex conditional logic. It’s a straightforward, free solution that gets the job done efficiently.
Choosing the Right WooCommerce Sizes & Units Plugins for Precision and Performance
The accuracy of product measurements plays a pivotal role in enhancing user experience, reducing friction, and supporting global scalability in online commerce. As product catalogs grow and customer expectations evolve, having flexible and reliable tools to manage size, unit, and dimension becomes more than just a convenience it becomes essential.
WooCommerce Sizes & Units Plugins offer store owners the ability to move beyond generic product fields and implement a tailored measurement system that reflects the true nature of their inventory. Whether it’s enabling square-foot-based pricing, integrating region-specific size charts, or displaying real-time unit conversions, these plugins bring functional clarity to your store.
The right plugin can help reduce returns, boost buyer confidence, improve order accuracy, and simplify backend logistics. From apparel and groceries to hardware and construction materials, there’s a plugin solution for nearly every product category.
By selecting from the best plugins highlighted in this article, WooCommerce store owners can ensure that they’re not only meeting customer expectations but also optimizing their store for efficiency, accuracy, and growth in 2025.
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