OngoingAI

Preorder, Back in stock Duck usage & market intelligence

Shopify rating

5.0 ★

510 reviews

What merchants actually report
4.98average· 493 reviews analyzed· 450 with written feedback
99% 5★0% ≤3★

26% of attributable reviewers are United States merchants. 6% had used the app for a year or more when they reviewed.

The developer replies to 10% of reviews overall and 0% of critical ones.

Recent sentiment holds steady at 5.00, in line with the 4.98 lifetime average.

Rating · last 90d

5.00

Recent direction

Replies to reviews

10%

Developer response rate

Replies to critical

0%

On 3★ and below

Long-term reviewers

6%

Using 1yr+ at review

Top merchant markets

United States 26%United Kingdom 11%Australia 8%India 8%Germany 5%

Tenure when reviewed

under a day 44%days 27%months 24%a year or more 6%

Based on public merchant reviews, with newer feedback given more weight. OngoingAI matches each review to an identifiable store and the app they use.

Pricing
Free plan available
FREEFree
  • • UNLIMITED Prerorders. No transaction fee
  • • 50 back in stock emails per month
  • • Customize buttons, signup forms, emails
  • • Automatic back in stock alerts
  • • Variant-specific back in stock alerts
ESSENTIALS$9/month

7-day free trial

  • • 2026 special: $3/mo for 2 months
  • • UNLIMITED Preorders. No transaction fee
  • • 500 back in stock emails per month
  • • ALL FEATURES included
  • • Grow Shopify and Klaviyo mailing lists
PRO$29/month

7-day free trial

  • • 2026 special: $11/mo for 2 months
  • • UNLIMITED Preorders. No transaction fee
  • • 3,000 back in stock emails per month
  • • ALL INTEGRATIONS: WhatsApp, API, etc.
  • • WhatsApp alerts with logo & brand name
ELITE$89/month

7-day free trial

  • • 2026 special: $35/mo for 2 months
  • • UNLIMITED Prerorders. No transaction fee
  • • UNLIMITED back in stock alerts
  • • Dedicated CSM (Customer Success Manager)
  • • All features and integrations included
What does Preorder, Back in stock Duck do?

Recover lost sales from your sold out pages with Pre-orders and back in stock alerts. Setup only takes a few minutes.

  • Grow sales on autopilot with Preorders and back in stock alerts
  • Create Pre orders to generate real demand for out of stock products
  • Add a Notify me button to create out of stock waitlists
  • Send automatic back in stock alerts when your restock sold out products
  • Works at a variant level: backorder, pre sale & back in stock alerts

Features

Pre-ordersComing soonCrowdfundingBack ordersOut of stockMade-to-orderProduct dropsPre-salesButtonsBannersCustom brandingCustom textEmail notificationsSMS notificationsMulti-languageAvailability dateVariantsPayment remindersStock alertsAuto-alertsManual alertsBack in stockEmailSMSCustom alertsAlert settingsNotification templatesNotification buttonPop-upsWaitlistsCustomer demandInventory reportsPerformance reportsInventory tracking
Review history
Daily review count on the Shopify App Store
510+45 · 26d~1.7/day· Rating steady at 5.0★
Aug 10Sep 4

Daily tracking from Aug 10, 2026 through today · 25 days observed

Category rankings
Live organic position on Shopify App Store category pages
  • Pre-orders#8 on Aug 15 → #7 on Sep 5 · 22 observed days#7▲1
  • Stock alerts#10 on Aug 15 → #8 on Sep 5 · 22 observed days#8▲2

Tracked daily · last 22 days · as of 2026-09-05

Catalog position
Within Pre-orders on the App Store
Rank by reviews
#9 of 94
Review percentile
91th
Rating percentile
100th
On the App Store
3.5 yrs
Works with
Integrations listed for Preorder, Back in stock Duck
CheckoutShopify AdminAutomated email alertsCart/Checkout integratedEmail from your domainKlaviyo integratedWhatsApp business integration
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Frequently asked questions

Recover lost sales from your sold out pages with Pre-orders and back in stock alerts. Setup only takes a few minutes. It's a pre-orders tool for ecommerce stores.