Fast Simon alternatives
12 search personalization tools compared on data from stores OngoingAI observes — including 175 running Fast Simon. Adoption, platform split and growth, not vendor claims.
Every Fast Simon alternative, side by side
Ordered by relevance to Fast Simon · 30d net counts confirmed adds/removals only · overlap = share of Fast Simon stores also running it
| Alternative | Stores observed | 30d net | Primary platform | Overlap | Rating | Pricing |
|---|---|---|---|---|---|---|
 Searchanise Search & Filter | 1,053 | — | Shopify | — | 4.8 | Free plan available |
| Boost AI Search & Discovery | 934 | — | Shopify | 2% | — | — |
 Klevu | 688 | — | Magento (Adobe Commerce) | — | — | — |
| Nosto | 492 | — | Shopify | 2% | — | — |
| Algolia | 249 | — | Shopify | — | — | — |
| Wizzy | 76 | — | Shopify | — | — | — |
 { [native code] }){kind=small} Constructor.io | 63 | — | Shopify | 1% | — | — |
 Intelligems: A/B Testing | 1,337 | — | Shopify | 5% | 4.8 | Free trial available |
 Kiwi Size Chart & Recommender | 924 | — | Shopify | 3% | 4.8 | Free plan available |
 Tolstoy AI: Shoppable Video | 609 | — | Shopify | 2% | 4.7 | Free plan available |
| Visually.io | 400 | — | Shopify | 1% | — | — |
| Videowise | 259 | — | Shopify | 1% | — | — |
Alternatives by ecommerce platform
Where each alternative's stores mostly run
More comparisons
Searchanise Search & Filter alternativesBoost AI Search & Discovery alternativesKlevu alternativesNosto alternativesAlgolia alternativesWizzy alternativesConstructor.io alternativesIntelligems alternativesKiwi Size Chart & Recommender alternativesTolstoy AI alternativesVisually.io alternativesVideowise alternatives
Frequently asked questions
Ranked by observed store adoption, the most widely used Fast Simon alternatives are Intelligems, Searchanise Search & Filter, Boost AI Search & Discovery, Kiwi Size Chart & Recommender.