This is an info Alert.
x402 Logo
  • Product
    • Become Agent-Ready
      • Merchants
        Agentic Commerce — list your store across ChatGPT, Gemini, Claude & Perplexity
      • Publishers
        Monetize your content when AI agents read, cite, or train on it
      • SaaS Companies
        Treat AI agents as first-class customers with agent-priced checkout
    • Monetize
      • Monetize MCP Server
        Charge per call on any MCP server in 2 minutes
      • Monetize AI Agents
        Turn n8n, Zapier, Activepieces workflows into revenue
      • Agent Feed
        Pay-per-query access to licensed publisher content for your agents
  • Resources
    • xpay Ecosystem
      • xpay✦ Tools
        1,000+ pay-per-use tools for your AI agents
      • Agent-Ready SaaS Index
        25,481 SaaS scored on agent-buyability
      • SaaS Pricing Database
        Pricing pages indexed across 1,000+ categories
      • Shopify Apps Directory
        Every Shopify app, with its full review history
      • GitHub
        Open source repositories
    • Agent Building
      • Agent Frameworks
        AI frameworks for building multi-agent systems
      • x402 Integration
        AI frameworks with x402 payment integration
      • Networks
        Blockchain networks supporting x402
    • Company
      • About xpay✦
        Our mission, products, and protocols
      • Blog
        Latest insights and updates
      • Docs
        Complete xpay documentation
  • Pricing
  • Blog
  • Docs
Get Started
  1. xpay

  2. Shopify apps

  3. Product comparison

  4. Size Chart & AI Size Guide

Size Chart & AI Size Guide

by WHMCS Global Services

3.8

(16 reviews)

17/100 · Limited evidenceFree to install. Additional charges may apply.
Best suited for merchants selling apparel or footwear who want to reduce returns through detailed size guidance.

Panda size chart app improves customer confidence in their purchases and reduces the return rate. Our size chart app provides accurate sizing for customers and allows merchants to create custom size charts to fit their unique products. Merchants can choose different measurement units and tailor the size chart to their needs. This customization feature allows merchants to meet their customers sizing needs in a personalized way and makes our app even more helpful. By using our app, merchants can save time and money, reduce returns, and increase customer satisfaction, resulting in higher sales. Our size chart app provides accurate sizing for customers and allows merchants to create custom size charts to fit their unique products. Merchants can choose different measurement units and tailor the size chart to their needs. This customization feature allows merchants to meet their customers sizing needs in a personalized way and makes our app even more helpful. By using our app, merchants can save time and money, reduce returns, and increase customer satisfaction, resulting in higher sales. more Multiple ready-to-use predefined templates, Pro templates. Automatic conversions like (cm/inches), CSV Import/Export. Create your own size chart with the flexible builder, Stores sync size charts. Apply the size chart to both collections and individual products. Customized color, text and images styles that match the theme of your store.

Copy from the Shopify App Store listing, unedited.
View on ShopifyCompare the plansSee the scorecard
Who it’s for
Product comparison
What it moves
Top line

average order value and catalog reach

What it costs
Free to install. Additional charges may apply.
How it’s supported
17/100

Limited evidence · from 16 reviews

What it does

Multiple ready-to-use predefined templates, Pro templates.

Automatic conversions like (cm/inches), CSV Import/Export.

Create your own size chart with the flexible builder, Stores sync size charts.

Apply the size chart to both collections and individual products.

Customized color, text and images styles that match the theme of your store.

Plan fit
One plan, no tiers to choose between

This developer publishes a single plan (Free to install), so plan choice does not arise — the only decision is whether to install it. The listing summarises it as “Free to install. Additional charges may apply.”.

Pricing
Free to install. Additional charges may apply.
Free

Free to install

The listing notes additional charges may apply, so the plan prices above may not be the full monthly cost.
Plans as listed on the Shopify App Store. Always confirm current pricing before installing.

17

/ 100
Limited evidence
low confidence

Scored on 16 merchant reviews we hold for Size Chart & AI Size Guide, across five checks. Every figure is computed from those reviews — expand any row to see the counts behind it.





Total cost is not knowable up front
1 plan listed, but the listing notes additional charges may apply.
Computed from the 16 reviews we hold, with 12-month windows measured to 2026-08. This scores the public review record — it is not a review of the software itself, and a low score often means we hold little evidence rather than poor evidence.
Review history
2023–2026 · 16 reviews read
Reviews per year
202311 reviews
20242 reviews
20251 reviews
20262 reviews
What merchants say

3.8

16 reviews
5★75%
4★6%
3★6%
2★0%
1★13%
Developer replies
0%
of reviews get an answer
Reviewed at 12m+
8%
had used it a year when they wrote
From 16 reviews read. Typical reviewer had used the app for 5 days. Most merchants review in their first month, so this reflects when people write — not how long they stay.
Recent merchant reviews

The newest 8 of 16. Open one to read it in full, with the developer's reply where there is one.

left snippets in the theme file after uninstalling. Theme function is not not normal.

Excelente app

I absolutely love this app! It's incredibly user-friendly and makes my size charts look fantastic. I had a few issues, but their support team was quick to help and resolved everything I needed. I was so impressed that I installed it on two of my stores. Their excellent customer support truly sets them apart!

Love this app. It's so easy to use and makes my size charts look fantastic. I had a few issues, and they helped me fairly quickly and fixed what I needed! I installed this on two of my stores.

App works great. Brilliant customer service - we had a conflict with our theme but fixed very quickly thank you Shiv.

Excellent customer service - they answer very quickly Very easy to use app. Meets my needs. great !!!

Amazing Size chart application with a great support. And more essentially, it's free to use and has a good adaptability.

A beautiful, simple & good looking app. Improves aesthetics of your product page. Have installed it for my one brand, will be adding the same in my other website. Great Job!

Size Chart & AI Size Guide FAQ

Answered from this app's own listing and its full review record.

Best suited for merchants selling apparel or footwear who want to reduce returns through detailed size guidance.

The Shopify App Store lists this app as “Free to install. Additional charges may apply.”. It does not publish plain monthly prices we can compute against.

On our scorecard Size Chart & AI Size Guide rates 17 out of 100 — limited evidence — read from 16 merchant reviews. The developer has published replies to 0 of 16 reviews. The score reflects what the review record shows, nothing more.

16 merchants have reviewed Size Chart & AI Size Guide, averaging 3.8 out of 5. We hold the review history from 2023 to 2026, which is what the year-by-year chart on this page is built from.

Quick facts
At a glance
Merchant rating

3.8 / 5 · 16 reviews


New reviews, last 12 months

2


Developer replies

0 of 16 reviews


Typical reviewer had used it

5 days


Pricing

Free to install. Additional charges may apply.


On the App Store since

March 6, 2023


Review history held

2023 – 2026

Integrates with
Shopify Admin

Categories
Product comparisonProduct variants
Will AI shoppers find this store?

Apps like this one convert the traffic you already have. Getting recommended by ChatGPT and Perplexity is a separate problem.

Run a free readiness check
Alternatives
Instead of Size Chart & AI Size Guide

Same categories, by review volume.

Kiwi Size Chart & Recommender
4.81,086 reviews

MP Size Chart & Size Guide
5.0817 reviews

Tably Comparison & Spec Tables
4.9138 reviews

Smart Size Chart & Fit Finder
5.0130 reviews

BF Size Chart & Size Guide
4.7128 reviews

ESC Size Charts
4.4122 reviews
x402 Logo

The agent-readiness stack for the AI shopping era — helping merchants, publishers and SaaS companies get discovered, cited and transacted with by ChatGPT, Perplexity, Claude, Gemini and the custom shopping agents underneath them.

CompanyAgentically Inc. (d/b/a xpay✦)1875 Mission St, Ste 103San Francisco, CA 94103, United Stateslegal@xpay.sh · privacy@xpay.sh
or ask your AI app
Company
About xpayAgency PartnersGitHubDiscordllms.txt
DevelopersDocumentationAPI ReferenceSDKs & LibrariesQuickstart GuideOpenAPI Spec
Stay Updated
Occasional product updates and agent-readiness playbooks from xpay (Agentically Inc.) — typically a couple of emails a month. Double opt-in: we email you a link to confirm before sending anything, and every email has one-click unsubscribe.
Social
  • For Publishers
    • News
    • Finance
    • Dev / Tech
    • Travel
    • View all verticals
  • Agent Feed
    • AI Search Engines
    • RAG Builders
    • Browser Agents
    • Vertical Research
    • Browse full catalog
  • Agent-Ready Index
    • SaaS Pricing Database
    • Agent-Ready SaaS Index
    • Verified band
    • AI & ML
    • Sales & CRM
  • Products
    • Pricing Widget
    • Monetize MCP Server
    • Paywall
    • Smart Proxy
    • Monetize AI Agents
    • xpay x402 Facilitator
  • Agentic Economy
    • Timeline
    • Resources
    • Manifesto
    • Stack
  • Agentic Commerce
    • Get listed
    • ChatGPT Ads
    • How ChatGPT Ads work
    • ChatGPT Ads · Apparel
    • ChatGPT Ads · Health & Beauty
    • xpay Listings · Amazon + Google
    • Pricing
    • Free audit
    • Shopify
    • WooCommerce
    • Apparel & Accessories
    • Health & Beauty
    • Overview
  • Commerce Index
    • Shopify apps directory
    • Agentic Commerce Ready Index
    • Methodology
    • Pet brands · WooCommerce
    • Pet brands · Shopify
  • Marketplace
    • 🛍️ xpay.deals — agentic storefront for deals
  • Protocols
    • Overview
    • x402
    • MPP
    • UCP
    • ACP
    • AP2
    • TAP
    • A2A
  • Agent Frameworks
    • Overview
    • LangChain
    • CrewAI
    • Claude MCP
    • AutoGPT
    • LangChain vs Mastra
    • LangGraph vs Pydantic AI
  • Company
    • About xpay
    • Blog
    • Docs
    • GitHub
  • Free prompts
    • Ecommerce prompts
    • Email marketing prompts
    • Product description prompts
    • Facebook ad prompts
    • Skincare prompts
    • Supplement prompts
    • Wine prompts
    • Electronics prompts

© 2025 Agentically Inc. All rights reserved.
Privacy PolicyTerms of UseAcceptable Use Policy