Sonar stopped seeing Klaviyo on FrostNYC on Oct 25, 20 months after it first appeared. If you sell an email or SMS tool, that is the week to call.
Your next customersalready run your competitor.
Pick an app you compete with or sell alongside. See the Shopify brands running it, the ones that just added or dropped it, and when each was last checked.
239,621 Shopify brands run Klaviyo
- and 239,615 more running it today
The market doesn’t hold still.736,235 installs and 122,241 removals detected in 28 days.
This week: FrostNYC dropped Klaviyo on Oct 25, TN Term and Condition Checkbox cut its Basic plan to $4.99, and 490 apps launched on the App Store.
- Added
- Removed
- Listing changed
- Mikenco added Blockify Fraud Filter, Blocker1m
- INTERRUPTED added GP1m
- Outdoor Fix Willis added Nitro3m
- Tresiore removed Omnisend Email Marketing & SMS1h
- My Hair Science removed Loox1h
- InkUp removed Swym Wishlist Plus1h
- CornerWerks removed Preorder Now Presale Timesact1h
- aurauniverse removed Instafeed1h
- selorabody added Kaching Post Purchase Upsell4m
- LumiBella Shop added GOAFFPRO5m
- Giuliano Galiano added Pixelz6m
- INTERRUPTED added GroPulse GTM & Data Layer1m
- Trainersmateriaal added Hulk Bundles Quantity Breaks2m
- MLVLTD MUSIC added Shopify Forms4m
- Trend Fever removed Essential Upsell & Cross Sell1h
- Art&Stationery removed Cozy AntiTheft1h
- Segara Coffee removed Loox1h
- CornerWerks removed Globo Product Options, Variant1h
- selorabody added Shopify Inbox4m
- Only Office Furniture added TackOn5m
- Michallack added LinkedOption Combined Listings5m
- POP CBD added Shopify Forms6m
- Evlop ‑ Marketplace updated its integrations3m
- Gone Fishing: Vacation Mode updated its integrations3m
- Dispatch Hours: Cutoff updated its integrations3m
- BLNK: Hide Products & Variants updated its integrations3m
From one changeto the first conversation.
A real account, start to finish: what Shoplist showed when FrostNYC removed Klaviyo, and what you do next.
Catch the change.
See what’s left.
11 apps still run there, Affiliate Marketing ReferrLy and EG Auto Add to Cart Free Gift among them. No helpdesk, subscriptions and upsell app is detected. That’s the shape of the opening, and of your pitch.
Save it. Hear when it moves.
Add the brand to a list with the reason attached, follow it, and get a Slack or email alert the next time its stack changes. Export the list when you’re ready to reach out.
If Shoplist shows an app on a store,it’s there.
Sonar, Shoplist’s crawler, reads Shopify storefronts and records the apps actually running on them. A detection is an observed install, not a probability, and every brand page shows when it was last checked.
Visit the storefront
FrostNYC, read Oct 25, 08:36 UTC.
Find the apps running
Affiliate Marketing ReferrLy found running on the storefront itself.
Record the install
Detected since Feb 2025, with 11 apps in the stack.
Keep checking
When an app disappears, the removal is dated. Klaviyo left on Oct 25.
In the last 28 days Sonar started tracking 188,983 more brands and logged 127,081 App Store listing changes. Coverage grows every day.
How Shoplist detects appsFour jobs it doesevery week.
Each runs on the same map of brands, apps and listings. Open one to see it working on this week’s data.
The whole product, one line each.
Brands, apps, developers and experts stay separate, linked by what Sonar observes between them.
- Brand discoverySearch Shopify brands by the apps they run, and the ones they don’t.
- Change intelligenceEvery listing edit from the apps you follow, diffed and dated.
- Tracking & alertsFollow apps and brands. Hear in Slack or email when they move.
- Market VoiceUp to two years of reviews, clustered into themes you can act on.
- Lists & exportsSave segments with the reason attached. Export when you’re ready.
- Chrome extensionComing soonAny store’s detected stack in a side panel while you browse.
Who do you compete with?Start with their customers.
Pick a competitor and build your first list. Shoplist keeps it current as installs and removals land.