OngoingAI

Prebuy usage & market intelligence

Pricing
Free trial available
Growth$199/month

30-day free trial

  • • Up to 500 monthly store orders
  • • Syncs with your supply chain
  • • Accurate dates - not "coming soon"
  • • Auto release - stock in, orders ship
  • • Klaviyo integration - shipment updates
Pro$499/month

30-day free trial

  • • Up to 3000 monthly store orders
  • • Syncs with your supply chain
  • • Accurate dates - not "coming soon"
  • • Auto release - stock in, orders ship
  • • Klaviyo integration - shipment updates
Enterprise$699/month

30-day free trial

  • • 3000+ monthly orders
  • • Syncs with your supply chain
  • • Accurate dates - not "coming soon"
  • • Auto release - stock in, orders ship
  • • Klaviyo integration - shipment updates
What does Prebuy do?

Prebuy turns inventory you have on order into preorders on Shopify. Connect your purchase orders and shipment ETAs, and Prebuy lists those products...

  • Preorders driven by purchase order data
  • Delivery dates shown on product pages
  • Inventory caps tied to incoming stock
  • First-in-first-out order release on stock arrival
  • Automatic fulfilment trigger when stock lands

Features

Pre-ordersComing soonCrowdfundingBack ordersOut of stockMade-to-orderProduct dropsPre-salesEmail notificationsAvailability dateVariants
Review history
Daily review count on the Shopify App Store
0±0 · 29d· Rating steady at 0.0★
Aug 17Sep 14

Daily tracking from Aug 10, 2026 through today · 29 days observed · sign up free for the full history →

Category rankings
Live organic position on Shopify App Store category pages
  • Pre-orders#56▼5

Tracked daily · last 30 days · as of 2026-09-15

Catalog position
Within Pre-orders on the App Store
Rank by reviews
#71 of 97
Review percentile
28th
Rating percentile
31th
On the App Store
0.4 yrs
Works with
Integrations listed for Prebuy
Shopify AdminAirtableFulfil.ioKlaviyo
Apps similar to Prebuy
The App Store's own "more apps like this" for Prebuy
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Preorder Now Presale Timesact
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Frequently asked questions

Prebuy turns inventory you have on order into preorders on Shopify. Connect your purchase orders and shipment ETAs, and Prebuy lists those products... It's a pre-orders tool for ecommerce stores.