Side-by-side comparison
Preorders, Send Back in Stock Alerts, Notify Me Waitlist, Restock Alerts by Email, SMS & WhatsApp.
This app allows you to display stock levels, add sale countdowns, and auto-hide zero stock products.
| Metric | Back in Stock Alert & Preorder | Stockninja: Show Stock & timer |
|---|---|---|
| Rating | 5.0 ★ | 5.0 ★ |
| Total reviews | ★ 40 | 5 |
| Free plan | Yes | Yes |
| Pricing | Free plan available | Free plan available |
| Built for Shopify | ★ Yes | — |
| Pricing tiers | ★ 4 tiers | 2 tiers |
| Listed features | 5 |
Back in Stock Alert & Preorder and Stockninja each lead on different measured dimensions — pick by the one that matters most to you.
Built only from the Shopify App Store listing data shown on this page. AppRanks does not accept payment to influence comparisons. Read the methodology
Read each app's audit: Back in Stock Alert & Preorder audit • Stockninja: Show Stock & timer audit
| Field | Back in Stock Alert & Preorder | Stockninja |
|---|---|---|
| Tagline | ||
| Listing audit | 93/100 listing audit | 94/100 listing audit |
| Screenshots | images | images |
| Languages | ||
| Platforms | ||
| Developer |
| 5 |
| Languages | 5 supported | 10 supported |
|---|
| Listed since | Jul 2025 | Jul 2024 |
|---|
| Listed |
|---|
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| Keyword | Back in Stock Alert & Preorder | Stockninja |
|---|---|---|
| restock alert | #2 | Not ranked |
| restock alerts | #2 | Not ranked |
| stock alert | #6 | Not ranked |
| sales countdown | Not ranked | #8 |
| sales countdown timer | Not ranked | #11 |
Both Back in Stock Alert & Preorder and Stockninja: Show Stock & timer offer a free plan. Back in Stock Alert & Preorder lists no paid plan with a published price; Stockninja: Show Stock & timer lists no paid plan with a published price. Prices are as listed on the Shopify App Store; check what each tier includes in the Pricing section above.
Back in Stock Alert & Preorder (5.0★, 40 reviews) and Stockninja: Show Stock & timer (5.0★, 5 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★. Back in Stock Alert & Preorder does carry the larger published review base (40 vs 5). Read both apps' detail pages for the feature breakdown and recent listing changes.
Both apps are one-click installs from the Shopify App Store. AppRanks doesn't measure setup time directly; Back in Stock Alert & Preorder has more published reviews to read for user-reported install experience (40 vs 5).
AppRanks cannot say which fits a larger or smaller operation — there is no store-size measurement in the Shopify App Store data. What it can show: Back in Stock Alert & Preorder has 40 published reviews; Stockninja: Show Stock & timer has 5 published reviews. Compare plan limits and pricing tiers against your own volume.
Migration support varies by app and category. Back in Stock Alert & Preorder and Stockninja: Show Stock & timer 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 Stockninja: Show Stock & timer" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.
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