Side-by-side comparison · 24 data points
Send Email/SMS alerts for back in stock products. Create preorder/restock lists to drive revenue.
| Swym Back in Stock Alerts | Preorder, Back in stock Duck | |
|---|---|---|
| Tagline | ||
| Description | ||
| Screenshots | images | images |
| Languages | ||
| Platforms | ||
| Developer | ||
| Listed | ||
| Last updated | — |
Grow sales with pre-order, backorder. Add out of stock waitlists with 'notify me' & restock alerts.
| Metric | Swym Back in Stock Alerts | Preorder, Back in stock Duck |
|---|---|---|
| Rating | 4.7 ★ | ★ 5.0 ★ |
| Total reviews | 442 | ★ 514 |
| Free plan | Yes | Yes |
| Pricing | Free trial available | Free plan available |
| Built for Shopify | — | ★ Yes |
| Pricing tiers | 3 tiers | ★ 4 tiers |
| Listed features | 5 | 5 |
| Featured placements | — | 2 |
| Languages | 1 supported | 1 supported |
| Listed since | Oct 2016 | Mar 2023 |
Preorder, Back in stock Duck edges out Swym Back in Stock Alerts on rating (5.0★ vs 4.7★), but the gap is small enough that pricing fit and feature differentiation should drive the decision more than the headline number.
Pricing entry tiers: Swym Back in Stock Alerts at Free trial available, Preorder, Back in stock Duck 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.
Preorder, Back in stock Duck has the larger user base (514 reviews vs 442), which usually maps to broader integration coverage, faster bug-fix cadence, and a deeper bench of community workflow patterns. Swym Back in Stock Alerts's smaller cohort can be an advantage for niche workflows where the bigger app has accumulated bloat.
Recommended by size: small/early-stage merchants who need fast install and low risk should default to Preorder, Back in stock Duck; mid-market and enterprise merchants with specific feature requirements should evaluate both — Swym Back in Stock Alerts's 442-review base may include the workflow context that matches your specific use case better than Preorder, Back in stock Duck's broader-but-shallower coverage.
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: Swym Back in Stock Alerts audit • Preorder, Back in stock Duck audit
| Keyword | Swym Back in Stock Alerts | Preorder, Back in stock Duck |
|---|---|---|
| sold-out products | Not ranked | #4 |
| notify | Not ranked | #6 |
| preorder | Not ranked | #8 |
| your email list | #17 | Not ranked |
| back in stock alerts | #18 | Not ranked |
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No tracked changes.
Both Swym Back in Stock Alerts and Preorder, Back in stock Duck offer paid plans only. Swym Back in Stock Alerts starts at Free trial available; Preorder, Back in stock Duck starts at Free plan available. Compare the per-tier features in the Pricing section above before committing.
Preorder, Back in stock Duck has the higher average rating (5.0★ from 514 reviews) compared to Swym Back in Stock Alerts (4.7★ from 442 reviews). Both are tracked daily by AppRanks, so the figures here update each refresh cycle.
Preorder, Back in stock Duck holds the higher average rating (5.0★ vs 4.7★). 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. Preorder, Back in stock Duck has the deeper published review base (514 vs 442), 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.
Swym Back in Stock Alerts typically suits early-stage and growth-mode teams based on its published review base (442 reviews). Preorder, Back in stock Duck typically suits early-stage and growth-mode teams based on its published review base (514 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. Swym Back in Stock Alerts and Preorder, Back in stock Duck 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 Swym Back in Stock Alerts" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.
