Yes — across the stores we observe, 1 more confirmed install than removals over the past 90 days.

Which notable stores use Sizebay?

High-ranked stores where we've observed Sizebay include mc2saintbarth.com, newcastleunited.com, ysabelmora.com, dlkmodas.com.br, berzerk.com.br. We track 128 stores running it in total.

What is Sizebay commonly used with?

Stores running Sizebay most often also run Microsoft Clarity, Klaviyo, Judge.me.

What platforms is Sizebay used on?

Sizebay's observed install base spans Shopify (88%), Magento (Adobe Commerce) (8%), WooCommerce (2%).

Sizebay Usage: 128 Stores & Market Data

Usage & market intelligence

Observed on 128 ecommerce stores.

Across 492,834 tracked stores, observed usage rose from 99 to 102 stores over a 30-day comparison.

View stores Watch for changes

Stores observed

128

Ecommerce stores where OngoingAI has observed it

Shopify adoption

88%

113 Shopify stores

Coverage

6 platforms

Observed across ecommerce platforms

Last checked Oct 1, 2026

Adoption movement

Installs and removals confirmed across repeat observations of the stores OngoingAI tracks

Growing — 1 more confirmed install than removals over the past 90 days.

Window	Confirmed installs	Confirmed removals	Net	Newly observed
Last 30 days	1	2	▼ -1	28
Last 90 days	5	4	▲ +1	126

Newly observed counts first appearances of Sizebay in OngoingAI's corpus — discovery, not necessarily a new install. Confirmed figures require the store to be seen with, then without, the app (or the reverse) across consecutive comparable scans.

Sizebay adoption by ecommerce platform

Platforms used by stores where OngoingAI has observed Sizebay

Shopify

Magento (Adobe Commerce)

WooCommerce

PrestaShop

Tray Tecnologia

Tiendanube / Nuvemshop

Notable stores using Sizebay

Observed installs, highest-ranked first

Store	Traffic rank	Cohort
it.mc2saintbarth.com	#56,686	Top 100K
shop.newcastleunited.com	#71,028	Top 100K
ysabelmora.com	#79,179	Top 100K
dlkmodas.com.br	#81,887	Top 100K
berzerk.com.br	#81,925	Top 100K
ragno.com	#84,519	Top 100K
divinafitness.com.br	#84,882	Top 100K
nunalie.it	#87,519	Top 100K
lorenzodipontti.cl	#191,837	Top 250K
invictus.com.br	#196,894	Top 250K