iAlert ‑ Low Stock Alert vs StockSentinel: Low Stock Alert
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Oct 15, 2026 for iAlert, Oct 13, 2026 for StockSentinel.
The short answer
- Only iAlert lists a free plan. Paid plans start at $2.99/month for iAlert and $3/month for StockSentinel.
- iAlert lists 23 features StockSentinel’s listing doesn’t mention, including Alert settings, Analytics, Auto-alerts.
Head to head
Advance Low Inventory Alert via Email or Slack, In Stock Alert
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Free
- · 1 scheduled notifier
- · Limited features
- · Unlimited notifications
- · Upto 500 variants (SKUs)
Basic
- · All features
- · Upto 1000 variants (SKUs)
Advance
- · All features
- · Upto 10,000 variants (SKUs)
Enterprise
- · All features
- · Upto 100,000 variants (SKUs)
Starter
- · 1 notification channel (Email or Slack)
- · Activity feed (last 30 days)
- · Basic daily digest
- · Up to 3 alert rules
- · Up to 50 alerts/month
Professional
- · Configurable cooldown
- · Email, Slack, Discord
- · Full daily digest
- · Unlimited activity feed
- · Unlimited alert rules
- · Unlimited alerts
Enterprise
- · Everything from Professional
- · Support 24/7
- · Unlimited channels
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureAs a store owner, you want to make sure you don't lose your customers just because it doesn't come to your notice that an item is out of stock. Low stock notifier helps retailers automate alerts for low stock product variants with configurable, powerful rules Use the app to send alerts to concerned recipients for low stock products/variants via email or slack by setting stock threshold at store wide or at individual…
StockSentinel is a low stock alert and inventory monitoring tool that helps you track inventory levels and avoid stockouts. Get instant low stock alerts when products or variants drop below your thresholds. Create custom rules by product, collection, or tag and receive email, Slack, or Discord alerts. Set cooldowns and variant-level thresholds to manage fast-selling items and never miss a sale.
- Create unlimited alerts to receive notifications instant or on scheduled basis
- Location based rules configuration and notification of stocks by location
- Adjust item inventory calculation by Available, Incoming or other quantity types
- Set threshold common for all items or different threshold for different variants
- Choose when to get alerted: by product, collection, tag, or all.
- Receive alerts where you already work, no need to open Shopify.
- Set different low-stock levels for specific variants (e.g. size).
- Avoid repeat alerts; set how long to wait before notifying again.
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 |  iAlert |  StockSentinel |
|---|---|---|
| Detected stores | Not published | Not published |
| Net store change, 28 days | 0 | 0 |
| Stores added, 28 days | Not enough data | Not enough data |
| Big-brand share | Not enough data | Not enough data |
| Top store categories | Not published | Not published |
| Top store countries | Not published | Not published |
Reviews
| Measure | iAlert | StockSentinel |
|---|---|---|
| App Store rating | 4.8 ★ | Not published |
| App Store reviews | 98 | Not published |
| New reviews, 28 days | 1 | Not enough data |
| Reviewers a year or more in | 20% | Not enough data |
Pricing
| Measure | iAlert | StockSentinel |
|---|---|---|
| Free plan | Yes | Not listed |
| Lowest paid monthly plan | $2.99/month(ahead) | $3/month |
| Longest free trial | 14 days | 14 days |
| Plans listed | 4 | 3 |
Listing
| Measure | iAlert | StockSentinel |
|---|---|---|
| Shopify category rank | #34 | #113 |
| Shopify App Charts | #9 on Featured by Shopify in Stock alerts | Not on this week’s charts |
| Built for Shopify | Yes | No |
| Launched | Mar 28, 2019 | Mar 16, 2026 |
| Languages | 1 | 2 |
| Developer | Xeon Apps | Dina Tech Solutions |
FAQ
iAlert and StockSentinel: common questions
- Is iAlert or StockSentinel cheaper?
- Only iAlert lists a free plan. Paid plans start at $2.99/month for iAlert and $3/month for StockSentinel. Shoplist compares base prices only between monthly plans in the same currency; usage charges and annual plans vary, so check each plan’s limits.
- What features does each app list that the other doesn’t?
- iAlert lists 23 the others don’t mention, such as Alert settings, Analytics, Auto-alerts, Batch send. StockSentinel lists 5 the others don’t mention, such as Batch notifications, Custom alerts, Notification rules, Staff 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 Oct 15, 2026 for iAlert, Oct 13, 2026 for StockSentinel; estimated figures are labeled.
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 Oct 15, 2026 for iAlert, Oct 13, 2026 for StockSentinel. 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.