Smart Size Chart & Size Guide

Name: Smart Size Chart & Size Guide
Brand: SmartSize
Rating: 4.9 (125 reviews)

Pricing: Free plan available. Free trial available.
Rating: 4.9 (125)
Developer: SmartSize

View demo store

Build Shopify size charts easily with SmartSize app

Increase sales with stylish, unlimited size charts and size guides that fit your brand design.

Create a single size chart or as many as you need with SmartSize! Showcase stylish, professional size chart designs that seamlessly fit your store’s branding and enhance your customer experience. Effortlessly create and manage your size tables in minutes. With mobile-responsive and customizable size chart solutions, help customers find their perfect fit, reduce returns, and boost sales. Enjoy multi-language support and advanced features for the ultimate size chart experience.

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.

Popular with stores like yours: Based in United States

Languages

English, French, Spanish, German, Italian, Dutch, Portuguese (Brazil), Portuguese (Portugal), and Swedish

Works with

Shopify Admin

Pricing

Free

Features

Style customization
Automatic unit conversion
Multi-language
No watermark
Pre-built templates
Upload own images
2 published size charts
Float button compatible with all themes

Starter

$3.99 / month

Features

All features in Free Plan
Tabs: Multi-size charts in one product
True to size scale bar
Priority supoprt
6 published size charts
No hidden fees
Float button compatible with all themes

14-day free trial

Growth

$6.99 / month

or $62.99/year and save 25%

Features

All features in Starter Plan
Tabs: Multi-size charts in one product
True to size scale bar
Priority supoprt
Unlimited size charts
No hidden fees
Usage analytics dashboard
Float button compatible with all themes

14-day free trial

Enterprise

$39.99 / month

or $336/year and save 30%

Features

All features in Growth Plan
Tabs: Multi-size charts in one product
True to size scale bar
Priority supoprt
Unlimited size charts
No hidden fees
Usage analytics dashboard
Support for custom position of button

14-day free trial

All charges are billed in USD. Recurring and usage-based charges are billed every 30 days. See all pricing options

Reviews (125)

Overall rating

4.9

Counts per rating level

96% of ratings are 5 stars
120
3% of ratings are 4 stars
4
0% of ratings are 3 stars
0% of ratings are 2 stars
1% of ratings are 1 stars
1

All reviews

What merchants think

This is generated by Shopify Magic. It's shown when an app has 100+ reviews and at least a 4.0 overall rating.

Feedback submitted

Merchants appreciate this app for its easy, no-code setup and customizable size charts that enhance product pages and boost customer confidence. The responsive customer support is frequently praised for effectively resolving issues. Merchants also value the free plan for new businesses, noting reduced sizing errors and returns, and improved customer satisfaction. Continuous improvements and multi-language support make it appealing globally.

April 7, 2026

Great app so far. Easy to set up. Has drastically reduced customer questions about sizing and I believe has increased our conversation rate

Betty's Promos Plus, LLC

United States

6 months using the app

SmartSize replied April 8, 2026

Thanks so much for sharing this! We’re really happy to hear SmartSize has been easy to set up and is already making an impact for your store.

We really appreciate you taking the time to leave a review, and we’re here anytime if you need support or have ideas to make it even better!

March 31, 2026

I chose SmartSize after researching a lot of other options. It's been a great fit for my site and the customer service has been so helpful and went above and beyond. Definitely recommend their app and simple to setup features.

RSRVD Pickleball

United States

22 days using the app

SmartSize replied March 31, 2026

We're incredibly grateful! This really means a lot to us! 😊 We're glad to hear that our app has been a great fit for your store and that you found the setup simple. Thank you for taking your time in this wonderful review!

Edited April 7, 2026

I had a really great experience with the SmartSize support team. They were incredibly responsive, understanding, and genuinely willing to help. I explained my situation, and they went above and beyond by offering a custom solution.

It’s rare to find such flexibility and customer-focused service, especially from a smaller team. You can really tell they care about their users and want to support their growth.

Highly recommended — both the app and the people behind it!

Outlaw-Shop.com

Switzerland

4 months using the app

SmartSize replied April 7, 2026

Thank you so much for this incredible review!

We’re really glad we could help and that the solution worked well for your situation. It’s incredibly rewarding to hear that it made a difference for you.

We appreciate you taking the time to share your experience and for recommending SmartSize. Wishing continued success for your store!