Side-by-side comparison · 24 data points
Back in stock alerts, Restock alerts, Recovers abandoned Checkout, notify customers instantly, email
| Back In Stock Alert Notify Pro | Out Of Stock Alert Restock Lab | |
|---|---|---|
| Tagline | ||
| Description | ||
| Screenshots | images | images |
| Languages | ||
| Platforms | ||
| Developer | ||
| Listed | ||
| Last updated | — |
Smart inventory management with real-time alerts, automation, & analytics for zero stock-out issues.
| Metric | Back In Stock Alert Notify Pro | Out Of Stock Alert Restock Lab |
|---|---|---|
| Rating | 5.0 ★ | 5.0 ★ |
| Total reviews | 2 | ★ 31 |
| Free plan | Yes | Yes |
| Pricing | Free plan available | Free |
| Built for Shopify | — | — |
| Pricing tiers | ★ 3 tiers | 1 tier |
| Listed features | 5 | 5 |
| Languages | 1 supported | 1 supported |
| Listed since | Dec 2025 | Feb 2026 |
Back In Stock Alert Notify Pro and Out Of Stock Alert Restock Lab are evenly matched on rating (5.0★ vs 5.0★) — 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 Alert Notify Pro at Free plan available, Out Of Stock Alert Restock Lab at Free. 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 Alert Notify Pro audit • Out Of Stock Alert Restock Lab audit
| Keyword | Back In Stock Alert Notify Pro | Out Of Stock Alert Restock Lab |
|---|---|---|
| inventory planning | Not ranked | #15 |
| inventory optimization | Not ranked | #17 |
| inventory forecasting | Not ranked | #18 |
No tracked changes.
Both Back In Stock Alert Notify Pro and Out Of Stock Alert Restock Lab offer paid plans only. Back In Stock Alert Notify Pro starts at Free plan available; Out Of Stock Alert Restock Lab starts at Free. Compare the per-tier features in the Pricing section above before committing.
Back In Stock Alert Notify Pro (5.0★, 2 reviews) and Out Of Stock Alert Restock Lab (5.0★, 31 reviews) are essentially tied on rating. Look at review velocity and individual reviewer quotes — both visible on each app's detail page — to differentiate.
AppRanks cannot separate these two on rating — both sit at 5.0★. Out Of Stock Alert Restock Lab does carry the larger published review base (31 vs 2). Read both apps' detail pages for the feature breakdown and recent listing changes.
Both apps are one-click installs from the Shopify App Store. Out Of Stock Alert Restock Lab has the deeper published review base (31 vs 2), 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 Alert Notify Pro typically suits early-stage and growth-mode teams based on its published review base (2 reviews). Out Of Stock Alert Restock Lab typically suits early-stage and growth-mode teams based on its published review base (31 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 Alert Notify Pro and Out Of Stock Alert Restock Lab 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 Notify Pro" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.
