Fast Simon vs. Searchspring
How self-learning AI outperforms manual merchandising
Fast Simon redefines ecommerce product discovery by combining AI with merchant insight to inspire shoppers. Merchandising, personalization, search, and AI assistants operate together, adapting to every shopper interaction, delivering sustained increases in conversion, AOV, and revenue.
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Proven to drive sustained increases in conversion, AOV, and revenue.
Casely achieved 5x conversions increase using Fast Simon's AI personalized recommendations, smart filters & cross-sell and upsell
Hillberg & Berk increased search conversion and revenue by using AI-powered merchandising, audiences, and A/B testing
Read how this world-class fashion brand delivers incredibly detailed onsite search results and drive conversions.
Why Fast Simon
Fast Simon is an engine that “drives itself” while Searchspring (now Athos Commerce). requires constant steering.
Fast Simon reduces manual overhead by using shopper intent and behavioral signals to improve relevance, ranking, and recommendations – your team stays focused on strategy and campaigns, not maintenance. The state of the art AI product ranker personalizes product discovery based on shopper signals.
Searchspring gives teams strong manual control through rules and merchandising tooling. Searchspring emphasizes manual merchandising controls and white-glove service.
Fast Facts
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| Optimization style | AI-driven + automated improvement process | Rule-based + curated merchandising motion |
| Team workflow | Faster iterations, less upkeep, self operated | Manual ongoing tuning |
| Primary value | Conversion + AOV outcomes at scale | Strong hands-on control tools |
| Best for | Mid-market/enterprise ecommerce outcomes | Merch teams that prefer constant manual steering |
Fast Simon vs. Searchspring
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Optimizing
Fast Simon creates strong collections and category performance for mid-market to enterprise businesses.
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Searchspring offers site search and merchandising capabilities only. |
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Approach
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Ideal site characteristics
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Combining AI with Merchant Insight
FAQs
Is Athos Commerce (SearchSpring) a good solution?
Yes - Searchspring can be a good fit for teams that want deep rule control, manual merchandising workflows, and change control cycle . Fast Simon is best when you want AI to automate more of the optimization loop and self operate.
Which platform reduces merchandising workload the most?
Fast Simon is designed to reduce repetitive rule maintenance by learning from shopper behavior and continuously improving discovery outcomes.
Can I still control results manually in Fast Simon?
Yes - Fast Simon supports merchandising rules, boosts, and pinning. It also supports various display strategies. The difference is you can combine control with AI-led automation.
Which tool is better for Shopify Plus and BigCommerce?
Both can work. Fast Simon is built specifically around mid-market to enterprise ecommerce teams and unified product discovery outcomes.
Does Fast Simon include recommendations and personalization?
Yes - Fast Simon supports recommendations and personalization of search, collections, and recommendations as part of the product discovery suite.
How do we measure success after switching?
Track conversion from search, AOV uplift, revenue per visitor, add-to-cart rate, and zero-results reduction. Use Google Analytics or Shopify Analytics.