Amp Back in Stock & Preorder + vs Notim: Back In Stock+Notify Me
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Nov 7, 2026.
The short answer
- Amp Back in Stock & Preorder + is detected on 139× as many Shopify stores as Notim: 14,305 vs 103 as of Nov 7, 2026.
- On the Shopify App Store: Amp Back in Stock & Preorder + 4.9 from 1,004 reviews and Notim 4.8 from 68 reviews.
- Both list a free plan. Paid plans start at $19/month for Amp Back in Stock & Preorder + and $4.99/month for Notim.
- Notim lists 18 features Amp Back in Stock & Preorder +’s listing doesn’t mention, including Analytics, Auto-restock, Back-in-stock alerts.
Head to head
Push notifications: products out of stock, in stock, preorders
Get notifications for out of stock products
- United States
- United Kingdom
- Australia
- United States
- United Kingdom
- India
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Free
- · 10 notifications/month
- · Activity reports
- · Follow-up notifications
- · Low Stock badges
- · Multi-language support
- · Notify Me button and form
Starter
- · 500 notifications/month
- · Activity reports
- · Customizable Notify Me button and form
- · Follow-up notifications
- · Multi-language support
- · SMS notifications
Growth
- · 2000 notifications/month
- · Custom domain support
- · Delivery window and policy customization
- · Klaviyo & Mailchimp integration
- · Multi-language support
- · SMS notifications
Pro
- · API access & webhoks
- · Claude & ChatGPT Integration
- · Custom domain support
- · Klaviyo & Mailchimp integration
- · SMS notifications
- · Unlimited notifications
Free
- · Automated OOS & BIS Alerts
- · Back In Stock Email Alerts (BIS)
- · Basic Support (24/7 Email)
- · Notify Me Button On Product Pages
- · Out Of Stock Email Alerts (OOS)
- · Send up to 30 emails/month
Starter
- · All features included in Free
- · Multi-Language Email Templates (BIS)
- · Notify Me Button On Collection Pages
- · Send up to 300 emails/month
- · Set Email Frequency (OOS)
Basic
- · All features included in Starter
- · Import & Export Data (CSV)
- · Notify Me Button On Home Page
- · SMS Restock Alerts
- · Send up to 1,000 emails/month
- · Set Multiple Inventory Alerts (OOS)
Growth
- · All features included in Basic
- · Auto Restock Inventory (OOS)
- · Emails with Your Brand Logo (BIS)
- · Multi-location Inventory Tracking (OOS)
- · Priority Support (24/7 Email & Chat)
- · Send Alerts Instantly (OOS)
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureHundreds of millions of alerts delivered across 25,000+ brands. Don't let out-of-stock products drive customers away. Auto-notify shoppers the moment items are back in stock via email, SMS, and push. Pre-sell and preorder collections before they drop. Create urgency with Low Stock badges. Replace "Out of Stock" with customizable buttons that match your brand, device, and language.
Turn stockouts into sales with automated Back In Stock & Low Stock alerts. Add a "Notify Me" button to out-of-stock products & let customers subscribe for restock updates via email or SMS. Automatically send Back In Stock email & SMS alerts when inventory is updated, or send reminders manually anytime.
- Send Automatic Back in Stock Notifications via Email, Text, & Push Notifications
- Grow Email Lists & Sync to Email Providers Like Klaviyo, Mailchimp, and more
- Setup Notify Me Buttons in Minutes; Customize Buttons to Match Brand Guidelines
- Analyze Sales for Popular Out-of-Stock Inventory for Better Demand Forecasting
- Receive global email reminders for all Out of Stock products.
- Receive email reminders of specific products.
- Send back in stock reminders
- Re-stock the products whenever it is out of stock.
All the numbers
Every figure, side by side
A green dot marks the app ahead on a measured figure. Estimates, gaps and apps that leave no storefront trace never take the lead.
Adoption
| Measure |  Amp Back in Stock & Preorder + |  Notim |
|---|---|---|
| Detected stores | 14,305(ahead) | 103 |
| Net store change, 28 days | −128 | 0 |
| Stores added, 28 days | 221(ahead) | 3 |
| Big-brand share | 28% | Not enough data |
| Top store categories | Apparel & Accessories, Home & Garden, Health & Beauty | Apparel & Accessories, Home & Garden, Health & Beauty |
| Top store countries | United States, United Kingdom, Australia | United States, United Kingdom, India |
Reviews
| Measure | Amp Back in Stock & Preorder + | Notim |
|---|---|---|
| App Store rating | 4.9 ★(ahead) | 4.8 ★ |
| App Store reviews | 1,004(ahead) | 68 |
| New reviews, 28 days | 45(ahead) | 0 |
| Reviewers a year or more in | 72% | Not enough data |
Pricing
| Measure | Amp Back in Stock & Preorder + | Notim |
|---|---|---|
| Free plan | Yes | Yes |
| Lowest paid monthly plan | $19/month | $4.99/month(ahead) |
| Longest free trial | 14 days | 14 days |
| Plans listed | 4 | 4 |
Listing
| Measure | Amp Back in Stock & Preorder + | Notim |
|---|---|---|
| Shopify category rank | #12 | #42 |
| Shopify App Charts | #44 on the Shoplist 100 | #3 in Inventory optimization |
| Built for Shopify | Yes | Yes |
| Launched | May 18, 2011 | Jan 11, 2017 |
| Languages | 1 | 1 |
| Developer | HEL SG PTE LTD | MakeProSimp |
FAQ
Amp Back in Stock & Preorder + and Notim: common questions
- Which is more popular, Amp Back in Stock & Preorder + or Notim?
- Amp Back in Stock & Preorder + is detected on 139× as many Shopify stores as Notim: 14,305 vs 103 as of Nov 7, 2026.
- Is Amp Back in Stock & Preorder + or Notim cheaper?
- Both list a free plan. Paid plans start at $19/month for Amp Back in Stock & Preorder + and $4.99/month for Notim. Shoplist compares base prices only between monthly plans in the same currency; usage charges and annual plans vary, so check each plan’s limits.
- Which has better reviews, Amp Back in Stock & Preorder + or Notim?
- On the Shopify App Store: Amp Back in Stock & Preorder + 4.9 from 1,004 reviews and Notim 4.8 from 68 reviews.
- What features does each app list that the other doesn’t?
- Amp Back in Stock & Preorder + lists 7 the others don’t mention, such as Automations, Back-in-stock emails, Customer demand, Performance reports. Notim lists 18 the others don’t mention, such as Analytics, Auto-restock, Back-in-stock alerts, Email notifications. A feature missing from a listing may still be supported; this compares what each App Store listing says.
- Where does this comparison’s data come from?
- Shoplist crawls Shopify storefronts to detect which apps each store runs, and reads each app’s Shopify App Store listing for reviews, pricing, features and integrations. Store counts are as of Nov 7, 2026; estimated figures are labeled.
Keep comparing
More matchups
How Shoplist compares apps
Store counts come from Shoplist’s crawl of Shopify storefronts, which detects the apps each store runs; they are as of Nov 7, 2026. Reviews, ratings, plans, features and integrations come from each app’s Shopify App Store listing. 28-day figures are labeled when estimated, and a figure that is missing or estimated never decides who leads. Read the methodology.