Karst tech stack

Detected 2026-08-29 other karststonepaper.com →

Karst runs on Shopify with Stamped, Klaviyo, Smile.io detected on the storefront. — signature detection, not vendor-confirmed.

Post-purchasenot detected

Page buildernot detected

LoyaltySmile.io

Subscriptionsnot detected

ReviewsStamped

Email & SMSKlaviyo

PlatformShopify

Storefront-detected layers — absence proves nothing.

Detected stack

Layer	Tool	Confidence	Evidence
Platform	Shopify	high	signature: cdn.shopify.com
Reviews	Stamped	good	signature: stamped.io
Email & SMS	Klaviyo	good	signature: klaviyo
loyalty-apps	Smile.io	good	signature: smile.io

How Karst compares in other

We detect 4 tools on Karst's storefront, across 4 of 10 tracked layers, below the other median. The median other brand in our index runs 6.

Layer by layer

Layer	On this storefront	other peers
Platform	Shopify	98%
Email & SMS	Klaviyo	86%
Reviews & UGC	Stamped	84%
Support & CX	not detected	24%
Analytics	not detected	31%
Upsell & checkout	not detected	23%
Subscriptions	not detected	20%
Loyalty	Smile.io	14%
Page builder	not detected	17%
Post-purchase	not detected	6%

Layers marked not detected may still be running — some tools load server-side or only on pages we don't scan, so absence here proves nothing.

See all 815 other brands →

Detections come from vendor script/CDN signatures in Karst's public storefront HTML. Presence is strong evidence; absence proves nothing (tools can load server-side or only on checkout/inner pages). Not affiliated with or confirmed by Karst.