AI · Computer Vision · Sizing Intelligence

AI ring sizing for ecommerce. No kits, no charts, no guesswork.


Aitaca turns a standard hand photo into a product-specific size recommendation. Reduce returns, recover sales and understand the size demand you cannot see today.

100.000+ Shoppers measured
125+ Countries
30+ Brands
Trusted by
Daniel Wellington — Aitaca AI sizing client logo Circular smart ring — Aitaca AI sizing client logo Astrid & Miyu jewelry — Aitaca AI sizing client logo San Saru jewelry — Aitaca AI sizing client logo Billie Jo jewelry — Aitaca AI sizing client logo

Business impact: more than sizing

Beyond solving a painful challenge for end buyers, our solution unlocks massive benefits for our client, replicating capacities and data sources online that were available only in-store.

Unlock Sales

3%–5%

conversion uplift

Shoppers who hesitated on size now buy with confidence.

Cut Returns

−65%

fewer returns

Right size first time. Lower reverse-logistics cost, higher net margin.

Demand Intelligence

30–70%

of size demand un-served today

We show brands which sizes they're losing, so supply chain can act.

In their words

What our partners say.

Brands deploying Aitaca on real product pages share what changes when sizing stops being a friction point.

“Implementing Aitaca's ring sizing solution has been a very positive step for our business. The experience for the customer is simple and intuitive, the integration was smooth, and the support from the Aitaca team has been excellent throughout. Most importantly, we've seen a meaningful impact both on the growth of the category and on reducing returns.”

Molly Allen · Head of Ecommerce & Performance, Astrid & Miyu

“It's a lovely product that Aitaca has built. I'm truly impressed about everything with their product, and I think it has phenomenal potential. This is absolutely a fantastic tool for us to avoid problems with sizing.”

Filip Tysander · Founder of Daniel Wellington

“We partnered with Aitaca for our most recent launch. Replacing sizing kits with a digital solution where possible is a no-brainer!”

Circular · Creators of the Circular Ring

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How It Works

From one photo to the right ring size.

1

One guided photo

The shopper takes a photo directly from the product page.

2

Computer vision sizing

Aitaca measures the hand using visual scale and product-specific logic.

3

Get recommendation

The customer receives the recommended size and can continue to add to cart.

4

Size demand insights

The brand gets anonymised data on customer size demand and offering gaps.

Capabilities

Shopper-facing precision. Brand-facing intelligence.

From accurate size recommendations to demand analytics, Aitaca covers the full commercial picture.

Precise Size Recommendations - AI Hand Scan

Computer vision turns a guided hand photo into a precise ring size recommendation, mapped to each brand's sizing standard.

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Ring Sizer

Shoppers measure a ring they already own. For gift buyers and anyone with a known-fit reference.

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Product-Aware Sizing

Sizing logic applied per product. Each item or collection follows its own convention, not a brand-wide mapping.

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Embedded Add-to-Cart Flow

The shopper completes sizing and adds to cart directly within the flow.

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Stock-Aware Recommendation

When the ideal size is out of stock, Aitaca suggests the nearest in-stock size. But only when the fit is still right.

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Alternative Product Recommendations

When the ideal size is unavailable, Aitaca surfaces catalog alternatives that match the shopper's measurement - recovering revenue in-session.

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Solutions

Built for the categories where fit is the purchase decision.

Aitaca focuses where sizing friction has the highest commercial consequence.

Jewelry & Rings

Ring sizing, solved with millimeter precision.

Millimeter-precise recommendations from a single hand photo, directly within the product page. Fewer returns, higher conversion, real demand intelligence.

  • ✓  −65% returns
  • ✓  3–5% conversion rate uplift
  • ✓  Offering-demand gap detection

Aitaca can be integrated directly through our Shopify App as well, making setup faster for Shopify merchants with no custom development required.

Smart Rings

Start the service today. Not after the kit arrives.

Removes the kit wait entirely. One photo replaces the physical kit. The shopper gets a precise fit recommendation before checkout.

  • ✓  No sizing kit required
  • ✓  Instant purchase, no sizing kit process delay
  • ✓  Lower cost per sale
Expanding to watches and wrist-based categories. Coming soon. Get in touch to be notified.

Get Started

Turn sizing into confidence, conversion and commercial intelligence.

Talk to the Aitaca team and see what a deployment could mean for your conversion, margins and returns.

Request a Demo Contact the Team