Shopify stores with public Judge.me, Klaviyo, and Reviews.io signals

StoreRadar observed 477 stores in a population of 300,332 on 17 October 2026.

Buyer question

Which Shopify stores show Judge.me, Klaviyo, and Reviews.io public signals, and how does this cohort divide by catalog size for target-audience mapping?

This research is intended to compare stores with public Judge.me, Klaviyo, and Reviews.io signals by catalog size, vertical, and country to inform integration or campaign planning.

477

Observed stores in the Judge.me + Klaviyo + Reviews.io cohort · population denominator 300,332 · snapshot 17 October 2026

477 of 4,096 stores with a public Reviews.io signal also showed the other listed signal(s) (11.6%) in the same snapshot. Among 475 stores with a known catalog size, the largest reported group was 10–49 products (144).

Co-detection does not prove compatibility, subscription, buying intent, revenue, or performance.

Snapshot takeaways

477 of 4,096 stores with a public Reviews.io signal also showed the Judge.me + Klaviyo signals in this snapshot (11.6%).
Largest recorded catalog size group: 10–49 products, 144 of 475 known values (30.3%).
Largest recorded vertical group: Skincare, 35 of 262 known values (13.4%).
Largest recorded country group: AU, 144 of 191 known values (75.4%).

These comparisons use only the dated aggregate values shown below.

Signals and cohort

Signal	Observed evidence
Judge.me	76,692 stores with a public signal
Klaviyo	52,138 stores with a public signal
Reviews.io	4,096 stores with a public signal
All cohort conditions	477 stores

How big are their product lists?

Known values for 475 of 477 cohort stores.

Observed group	Stores	Share of known values
10–49 products	144	30.3%
200+ products	139	29.3%
50–199 products	137	28.8%
1–9 products	55	11.6%

What do these stores sell?

Known values for 262 of 477 cohort stores.

Observed group	Stores	Share of known values
Skincare	35	13.4%
Womenswear	25	9.5%
Supplements	22	8.4%
Homeware	13	5.0%
Pet	13	5.0%

Where are these stores?

Known values for 191 of 477 cohort stores.

Observed group	Stores	Share of known values
AU	144	75.4%
AT	15	7.9%
CA	15	7.9%
BE	8	4.2%
AE	4	2.1%

What the observation means

These listed public signals appeared on the same storefront cohort. Co-detection does not establish that the apps integrate, share a vendor relationship or that a store intends to buy.

Counts describe public storefront observations in a dated snapshot. They can change as storefronts and their visible signals change.

Start with this audience

Use these observed storefront signals as a starting cohort, then choose the catalog, country and offer filters that fit your campaign.

SELECTED AUDIENCE

Judge.me + Klaviyo + Reviews.io signalsThis page's observed app signals are selected for your campaign.

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