Shopify stores with Postscript detected but Omnisend not detected

StoreRadar observed 2,054 stores in a population of 300,332 on 17 October 2026.

Buyer question

Which Shopify stores show Postscript while Omnisend is not detected, and how does this observed cohort divide by vertical for target-audience mapping?

This research is intended to compare same-category Shopify store cohorts where Postscript was observed and Omnisend was not detected for integration, extension, or competitor-campaign research.

2,054

Observed stores in the Postscript detected; Omnisend not detected cohort · population denominator 300,332 · snapshot 17 October 2026

2,054 of 2,288 stores with a public Postscript signal had no detected Omnisend signal (89.8%) in the same snapshot. Among 2,041 stores with a known catalog size, the largest reported group was 10–49 products (589).

A missing public signal does not prove the excluded app is absent, incompatible, or unwanted.

Snapshot takeaways

Among 2,288 stores with a public Postscript signal, 234 also showed a public Omnisend signal and 2,054 did not show it (89.8% of the Postscript signal cohort).
Largest recorded catalog size group: 10–49 products, 589 of 2,041 known values (28.9%).
Largest recorded vertical group: Womenswear, 114 of 908 known values (12.6%).
Largest recorded country group: AU, 131 of 268 known values (48.9%).

These comparisons use only the dated aggregate values shown below.

Signals and cohort

Signal	Observed evidence
Postscript	2,288 stores with a public signal
Omnisend	234 of 2,288 stores with the installed signal also showed this public signal
All cohort conditions	2,054 stores

How big are their product lists?

Known values for 2,041 of 2,054 cohort stores.

Observed group	Stores	Share of known values
10–49 products	589	28.9%
1–9 products	504	24.7%
200+ products	483	23.7%
50–199 products	465	22.8%

What do these stores sell?

Known values for 908 of 2,054 cohort stores.

Observed group	Stores	Share of known values
Womenswear	114	12.6%
Streetwear	100	11.0%
Menswear	59	6.5%
Skincare	57	6.3%
Fine Jewelry	53	5.8%

Where are these stores?

Known values for 268 of 2,054 cohort stores.

Observed group	Stores	Share of known values
AU	131	48.9%
CA	68	25.4%
US	54	20.1%
BR	6	2.2%
BE	3	1.1%

What the observation means

StoreRadar detected a public Postscript signal on these stores. A public Omnisend signal was not detected in this filtered cohort. This is a detector non-observation; it does not prove the excluded app is absent or incompatible.

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

Postscript detected; Omnisend not detectedThe installed app and non-detection conditions on this page are selected for your campaign.

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