How RivalSonar compares
Dated
Facts are checked against public pages and stamped with the date, because products and prices change.
Sourced
Each comparison lists the pages it relied on. Anything we could not confirm says so.
Fair
Where a competitor is stronger today, such as live estimates or longer history, the page says it first.
PPSPY is a Shopify spy and product research tool. It helps dropshippers and store owners find stores and products, follow competitors' estimated sales, see their ads and check which themes, apps and pixels they use.
Read the comparison RivalSonar vsSellerCenter.ioSellerCenter.io is a product research suite for ecommerce sellers. It combines Shopify store tracking, an ad library, marketplace product charts and browser extensions for Shopify and AliExpress research.
Read the comparison RivalSonar vsKoala InspectorKoala Inspector is a browser extension for Shopify competitor research. It is built for quick checks on one store at a time while you browse.
Read the comparison RivalSonar vsShophunterShophunter is a product exploration and store tracking tool for Shopify. It focuses on what competitor stores sell, how their products perform hour by hour and the Facebook ads behind them.
Read the comparison RivalSonar vsCommerce InspectorCommerce Inspector is a browser extension for Shopify competitor research. In November 2026 its homepage redirected to Shine Commerce, which suggests it is now part of that company's products.
Read the comparisonKey differences side by side
As of 1 Nov 2026. Scroll sideways on a phone. Open a comparison for the full table and sources.
| Feature | RivalSonar | PPSPY | SellerCenter.io | Koala Inspector | Shophunter | Commerce Inspector |
|---|---|---|---|---|---|---|
| Platforms covered | Shopify, Wix, Squarespace, BigCommerce, Webflow and headless stores | Shopify | Shopify stores, plus marketplace product charts | Shopify only | Shopify | Shopify |
| Sales tracking | Hourly checks, estimated orders and products sold, first report after 24 hours | Yes, with a 15-day sales report | Yes, 15-day sales reports | Best sellers by estimated sales, alerts for new products | Yes, hourly updates on tracked stores | Not confirmed |
| Ad library | Meta, TikTok, Pinterest and Snapchat, with reach, estimated spend and active days | Yes, with an ad tracker. Networks not stated on the homepage | Facebook, Instagram, TikTok and YouTube | Shows a store's Facebook and Google campaigns, no separate library | Facebook ad search, on Pro | Not confirmed |
| Theme and app detection | Themes, apps and pixels, with directories and filters | Yes, theme, app and pixel filters | Yes, free theme and app detectors | Yes, including paid themes, on the free plan | Not stated | Historically yes, current status not confirmed |
| Chrome extension | Yes, in beta | Yes | Yes, for Shopify and for AliExpress | Yes, the core product | Not stated | Yes, the core product |
| Exports | CSV and Excel, 1 credit per row | Not stated | Not stated | CSV and Excel | Not stated | Not confirmed |
| Free plan | Yes, monthly credits and no card | Free start, no card required | Yes, basic tools and limited data | Yes, does not expire | Free demo, free plan not stated | Not confirmed |
| Credit or seat model | Monthly credits plus tracking slots, credit packs last 12 months | Subscription plans, monthly or annual | Free and paid plans, limits not stated | Paid plan plus one-time token packs | Subscription plans | Not confirmed |
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300 free credits every month. No card needed.