Fast Simon vs Rebuy: Which Should You Choose in 2026?
Both prices below were read from each vendor's own pricing page on the date shown.
Pricing side by side
| Plan | Fast Simon | Rebuy |
|---|---|---|
| tier 1 | $99/mo — Up to 10,000 monthly sessions, AI smart search, typo tolerance, standard merchandising | $99/mo — Up to $4,000/mo in Rebuy-generated revenue, smart cart, dynamic upsells, standard support |
| tier 2 | $299/mo — Up to 50,000 sessions, visual category merchandising, personalized recommendations, AB testing | $249/mo — Up to $10,000/mo generated revenue, custom merchandising rules, AB testing, priority support |
| tier 3 | $799/mo — Custom session volume, dedicated account strategist, headless API support, custom SLA | $499/mo — Up to $20,000/mo generated revenue, custom checkout extensions, dedicated account manager |
| tier 4 | — | $999/mo — Custom high-volume revenue tiers, headless API access, custom data models, SLA |
read from both vendors' pricing pages · 23 Aug 2026 · how we verify
Choose Fast Simon if
- Mid-market ecommerce brands looking for fast search and automated visual merchandising
- Shopify store owners wanting to increase search-to-checkout conversion rates
Choose Rebuy if
- Shopify stores with enough AOV to move
Where each one disappoints
Fast Simon
- Single-page brochure sites without product catalogs
Rebuy
- Low-margin stores — pricing scales with attributed revenue
Compiled by Stepan Noianov from both vendors' own sites. Something wrong? Report an inaccuracy.