Extendons Quantity Selector vs Smart Size Chart & Size Guidefor Shopify (2026)
Extendons Quantity Selector and Smart Size Chart & Size Guide, while both falling under the 'Product display' category on Shopify, cater to drastically different merchant needs. Extendons Quantity Selector focuses on optimizing the product purchasing experience by providing customizable quantity selection tools, including min/max limits and step increments. Its primary aim is to increase average order value, protect inventory, and reduce cart abandonment by ensuring a smooth and error-free quantity selection process. It's suitable for merchants dealing with bulk orders, products with quantity restrictions, or those seeking to control inventory more precisely.
At a Glance
Extendons Quantity Selector
3 reviews
Smart Size Chart & Size Guide
103 reviews
Detailed Overview
Extendons Quantity Selector
Let customers select quantity with stylish min/max buttons & enforce order limits seamlessly.
Key Features
- Customizable: Customizable +/- buttons with per-product min, max, step.
- Consistent: Works on product, collection, cart; consistent UI.
- Alert: Real-time alerts prevent invalid or excessive quantities.
- Responsive: Mobile-responsive, theme-compatible, lightweight performance.
- Maximize: Maximizes AOV, protects inventory, strengthens shopper confidence.
Smart Size Chart & Size Guide
Increase sales with stylish, unlimited size charts and size guides that fit your brand design.
Key Features
- Highly customizable: Add images, brand colors, fonts, and adjust popup position.
- Content-rich: Size chart templates for clothing, shoes, jewelry, pets, and more.
- Responsive design: Size charts look perfectly on mobile, desktop, and tablets.
- Lightweight app: Installs easily and removes cleanly without leftover code.
- Advanced features: Multi-language size charts, tabs for multiple size guides.
Feature Comparison
| Rating | 5/5 | 5/5 |
Rating Extendons Quantity Selector5/5 Smart Size Chart & Size Guide5/5 | ||
| Reviews | 3 | 103 |
Reviews Extendons Quantity Selector3 Smart Size Chart & Size Guide103 | ||
| Core Functionality | Customizable Quantity Selection | Size Charts & Size Guides |
Core Functionality Extendons Quantity SelectorCustomizable Quantity Selection Smart Size Chart & Size GuideSize Charts & Size Guides | ||
| Target Merchant | Merchants with bulk orders, quantity restrictions, or inventory control needs | Apparel, footwear, and accessories retailers concerned about sizing issues and returns |
Target Merchant Extendons Quantity SelectorMerchants with bulk orders, quantity restrictions, or inventory control needs Smart Size Chart & Size GuideApparel, footwear, and accessories retailers concerned about sizing issues and returns | ||
| Key Feature Highlight | Per-product min, max, step quantity rules | Highly customizable, responsive size chart design with multi-language support |
Key Feature Highlight Extendons Quantity SelectorPer-product min, max, step quantity rules Smart Size Chart & Size GuideHighly customizable, responsive size chart design with multi-language support | ||
| Value Proposition | Maximize AOV, prevent quantity errors, protect inventory | Reduce returns, boost sales by helping customers find the right fit |
Value Proposition Extendons Quantity SelectorMaximize AOV, prevent quantity errors, protect inventory Smart Size Chart & Size GuideReduce returns, boost sales by helping customers find the right fit | ||
| Ease of use | Theme Compatibility Focused | Easy to use and removes code cleanly |
Ease of use Extendons Quantity SelectorTheme Compatibility Focused Smart Size Chart & Size GuideEasy to use and removes code cleanly | ||
| Compatibility | Works on product, collection, and cart pages | Mobile, desktop and tablet compatible |
Compatibility Extendons Quantity SelectorWorks on product, collection, and cart pages Smart Size Chart & Size GuideMobile, desktop and tablet compatible | ||
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Our Verdict
The choice between Extendons Quantity Selector and Smart Size Chart & Size Guide hinges entirely on the merchant's product type and primary pain points. If a merchant is selling products where quantity selection is crucial (e.g., wholesale, products sold in packs, or those with limited stock), Extendons Quantity Selector is the more relevant option. It helps prevent errors and improves the purchasing process related to quantity. On the other hand, if a merchant sells apparel, footwear, or accessories where sizing is a major concern for customers, then Smart Size Chart & Size Guide is the clear winner. It directly addresses the issue of fit and reduces returns related to sizing problems. Given the vast difference in review count, and both having 5 stars, there's more evidence supporting Smart Size Chart & Size Guide's effectiveness in its niche.
Common Questions
Which app is better for a store selling clothing?
Smart Size Chart & Size Guide is better suited for clothing stores as it directly addresses the challenges of sizing and fit, reducing returns and improving customer satisfaction.
Which app is better for managing minimum order quantities?
Extendons Quantity Selector is the better choice for managing minimum order quantities. It allows you to set per-product minimums, maximums, and step values.
Does Extendons Quantity Selector offer real-time quantity validation?
Yes, Extendons Quantity Selector offers real-time alerts to prevent invalid or excessive quantities being added to the cart.
Can Smart Size Chart & Size Guide be customized to match my store's branding?
Yes, Smart Size Chart & Size Guide offers extensive customization options including the ability to add images, brand colors, fonts, and adjust the popup position.
Which app is likely to improve Average Order Value?
Extendons Quantity Selector is designed to improve Average Order Value. By having customized quantities, it can persuade customers to purchase more.
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