Zizr — Sizing, no measuring

Precision sizing that boosts conversion and cuts returns

by Zizr AS · Launched: December 2025

0.0 on Shopify Built for Shopify

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Help shoppers find their perfect size in clothing and shoes — no body measurements needed.

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About Zizr — Sizing, no measuring

Zizr gives shoppers individual, SKU-level size suggestions on product pages. It adapts across brands and categories, and updates using purchase and fit feedback. Returning customers receive suggestions based on past purchases. New shoppers can start by sharing what they already wear and their fit preference. Shoppers see a widget next to the Add to cart button, which either recommends a size or asks for their fit preferences. Size recommendations on product pages, for clothing and shoes. AI-powered suggestions for new shoppers based on fit preferences Instant suggestions for returning customers based on past orders. Show more Show less

Last verified: July 20, 2026 · Fresh