Side-by-side comparison · 24 data points
Recover lost sales with automated Back in Stock alerts. Notify shoppers via Email, SMS & WhatsApp.
| Back In Stock | Restock Alerts | Back In Stock! Alert Engine | |
|---|---|---|
| Tagline | ||
| Description | ||
| Screenshots | images | images |
| Languages | ||
| Platforms | ||
| Developer | ||
| Listed |
Notify customers by restock alert when items are back in stock & create an out-of-stock waitlist.
| Metric | Back In Stock | Restock Alerts | Back In Stock! Alert Engine |
|---|---|---|
| Rating | ★ 5.0 ★ | 4.9 ★ |
| Total reviews | ★ 34 | 23 |
| Free plan | Yes | Yes |
| Pricing | Free plan available | Free plan available |
| Built for Shopify | ★ Yes | — |
| Pricing tiers | 3 tiers | ★ 4 tiers |
| Listed features | 5 | 5 |
| Featured placements | 1 | — |
| Languages | 5 supported | 1 supported |
| Listed since | Jul 2025 | Dec 2024 |
Back In Stock | Restock Alerts and Back In Stock! Alert Engine are evenly matched on rating (5.0★ vs 4.9★) — the differentiator comes down to pricing fit, feature breadth, and which app's interaction pattern suits your team's workflow.
Pricing entry tiers: Back In Stock | Restock Alerts at Free plan available, Back In Stock! Alert Engine at Free plan available. Check each app's tier structure for the capacity limits you actually need before deciding — the headline number is the same shape, but the gating shape per tier (seats, usage volume, integrations) varies.
Recommended evaluation path: install both apps' free tiers (where available) and run them in parallel on a small cohort for 7-14 days before committing. The data tables below show the per-feature breakdown — for most merchants the deciding factor will be a single integration or workflow detail that's hard to compare from listing pages alone.
This verdict is generated from the live marketplace data on this page — rating, review count, pricing tier, and category position all refresh from the canonical Shopify App Store listing every 24 hours. AppRanks does not accept payment to influence comparison outcomes; the methodology is documented on the About page and applies identically to every pair on the site.
Read each app's audit: Back In Stock | Restock Alerts audit • Back In Stock! Alert Engine audit
| Last updated | — | — |
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| Keyword | Back In Stock | Restock Alerts | Back In Stock! Alert Engine |
|---|---|---|
| restock alert | #2 | #12 |
| restock alerts | #2 | #14 |
| back in stock notifications | #7 | #9 |
| back in stock alerts | #12 | #7 |
| notify me | #9 | #12 |
Not featured in any section recently.
Both Back In Stock | Restock Alerts and Back In Stock! Alert Engine offer paid plans only. Back In Stock | Restock Alerts starts at Free plan available; Back In Stock! Alert Engine starts at Free plan available. Compare the per-tier features in the Pricing section above before committing.
Back In Stock | Restock Alerts (5.0★, 34 reviews) and Back In Stock! Alert Engine (4.9★, 23 reviews) are essentially tied on rating. Look at review velocity and individual reviewer quotes — both visible on each app's detail page — to differentiate.
Back In Stock | Restock Alerts holds the higher average rating (5.0★ vs 4.9★). That is the one dimension AppRanks can separate them on here — read both apps' detail pages for the feature breakdown and recent listing changes.
Both apps are one-click installs from the Shopify App Store. Back In Stock | Restock Alerts has the deeper published review base (34 vs 23), which often — though not always — accompanies better-tested setup docs. AppRanks doesn't measure setup time directly: read the recent reviews on each app's detail page for user-reported install experience.
Back In Stock | Restock Alerts typically suits early-stage and growth-mode teams based on its published review base (34 reviews). Back In Stock! Alert Engine typically suits early-stage and growth-mode teams based on its published review base (23 reviews). A larger review base generally means the app has been exercised at scale — relevant if you are processing high volume or handling enterprise compliance requirements.
Migration support varies by app and category. Back In Stock | Restock Alerts and Back In Stock! Alert Engine both publish their export options on their marketplace listing pages (or in their support docs); some apps offer one-click import from competitors, others require CSV. The fastest check: search "import from Back In Stock! Alert Engine" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.
