Shopify Size Chart App: Per-Product Accuracy
Tailor Size Guide is the Shopify size chart app for brands that take fit seriously: per-product size charts, a measurement-based size calculator, customer measurement saving, and 25–40% reduction in sizing-driven returns. Free 14-day trial, no credit card. Install from the Shopify App Store and configure in 10 minutes. Use the calculator below to get your exact fit in 30 seconds.
How it works
Measure yourself
Take your bust, waist, and hips with a soft tape. See the full measurement guide.
Enter the numbers
Type your measurements into the calculator above. Pick inches or cm — the tool converts both ways.
Get your size
Match the result against the brand's chart and order with confidence.
Women's tops & dresses — bust-driven sizing
| Size | US | UK | EU | Bust |
|---|---|---|---|---|
| XS | 0–2 | 4–6 | 32–34 | 31–33" |
| S | 4–6 | 8–10 | 36–38 | 33–35" |
| M | 8–10 | 12–14 | 40–42 | 35–37" |
| L | 12–14 | 16–18 | 44–46 | 38–40" |
| XL | 16–18 | 20–22 | 48–50 | 41–43" |
| XXL | 20–22 | 24–26 | 52–54 | 44–46" |
Frequently Asked Questions
How do I install Tailor Size Guide on my Shopify store?
Visit the Shopify App Store, search 'Tailor Size Guide', click Install. The app embeds via the Theme Editor — no code required for most themes.
Does it work with Shopify 2.0 themes (Dawn, Sense, Craft)?
Yes. App blocks for Shopify 2.0 themes ship with the app. Older themes use a one-line code snippet from our docs.
Can I assign different size charts to different products?
Yes — the app uses Shopify metafields. Per-product, per-collection, per-tag charts all supported.
What's the pricing?
Free tier supports up to 100 products. Paid plans start at $9/mo for unlimited products and the size calculator widget. 14-day free trial on paid plans.
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Run a fashion store on Shopify?
Add this calculator to your product pages. Per-product size charts, instant fit recommendations, and 30%+ reduction in sizing-driven returns.