Side-by-side comparison · 24 data points
Smart inventory management with real-time alerts, automation, & analytics for zero stock-out issues.
| Out Of Stock Alert Restock Lab | Appstle℠ Subscriptions App | |
|---|---|---|
| Tagline | ||
| Description | ||
| Screenshots | images | images |
| Languages | ||
| Platforms | ||
| Developer | ||
| Listed | ||
| Last updated | — |
Conveniently setup and manage subscriptions & boxes with robust merchant tools, and an intuitive UI
| Metric | Out Of Stock Alert Restock Lab | Appstle℠ Subscriptions App |
|---|---|---|
| Rating | 5.0 ★ | 5.0 ★ |
| Total reviews | 1 | ★ 7.4k |
| Free plan | Yes | Yes |
| Pricing | Free | Free plan available |
| Built for Shopify | — | ★ Yes |
| Pricing tiers | 1 tier | ★ 4 tiers |
| Listed features | 5 | 5 |
| Featured placements | — | 4 |
| Review velocity (30d) | — | 424 new |
| Languages | 1 supported | 1 supported |
| Listed since | Feb 2026 | Apr 2021 |
Out Of Stock Alert Restock Lab and Appstle℠ Subscriptions App 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: Out Of Stock Alert Restock Lab at Free, Appstle℠ Subscriptions App 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 (apps, orders, integrations) varies. Appstle℠ Subscriptions App has the larger user base (7,373 reviews vs 1), which usually maps to broader integration coverage, faster bug-fix cadence, and a deeper bench of community workflow patterns. Out Of Stock Alert Restock Lab's smaller cohort can be an advantage for niche workflows where the bigger app has accumulated bloat. Recommended evaluation path: install both apps' free tiers (where available) and run them in parallel on a small cohort of orders 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: Out Of Stock Alert Restock Lab audit • Appstle℠ Subscriptions App audit
| Keyword | Out Of Stock Alert Restock Lab | Appstle℠ Subscriptions App |
|---|---|---|
| subscriptions | Not ranked | #1 |
| subscription form | Not ranked | #6 |
| ai chatbot app | Not ranked | #14 |
| #169 | Not ranked |
Not featured in any section recently.
No tracked changes.
| Signal | Out Of Stock Alert Restock Lab | Appstle℠ Subscriptions App |
|---|---|---|
| Average rating | 5.0 ★ (1) | 5.0 ★ (7.4k) |
| Rating distribution | 5— 4— 3— 2— 1— | 599% 41% 30% 20% 10% |
| Reviews · last 7 days | — | +95 |
| Reviews · last 30 days | — | +424 |
| Reviews · last 90 days | — | +970 |
No reviews yet.
Both Out Of Stock Alert Restock Lab and Appstle℠ Subscriptions App offer paid plans only. Out Of Stock Alert Restock Lab starts at Free; Appstle℠ Subscriptions App starts at Free plan available. Compare the per-tier features in the Pricing section above before committing.
Out Of Stock Alert Restock Lab (5.0★, 1 reviews) and Appstle℠ Subscriptions App (5.0★, 7,373 reviews) are essentially tied on rating. Look at review velocity and individual reviewer quotes — both visible on each app's detail page — to differentiate.
It depends on what you're optimizing for. Out Of Stock Alert Restock Lab fits better if you prioritize broader integrations; Appstle℠ Subscriptions App is the call if you need the larger user base. Read both apps' detail pages on AppRanks for the full feature breakdown, install counts, and recent listing changes.
Both apps are one-click installs from the Shopify App Store marketplace. Appstle℠ Subscriptions App has more onboarding documentation maturity (7,373 reviews vs 1), which usually translates to better-tested setup wizards and quicker time-to-value. AppRanks doesn't measure setup time directly — read the recent reviews on each app's detail page for merchant-reported install experience.
Out Of Stock Alert Restock Lab typically suits early-stage and growth-mode stores based on its review-base composition (1 reviews). Appstle℠ Subscriptions App aligns more with established stores with steady traffic (7,373 reviews). Larger review bases generally mean the app has been load-tested at scale — relevant if you're processing high order volume or handling enterprise compliance requirements.
The support team was fantastic!
Super support!
Excellent service and support during migration and set up from another subscription app.
Very helpful and persisted with my issue until it was sorted. Thank you so much.
Exceptional customer service and experience so far.
Migration support varies by app and category. Out Of Stock Alert Restock Lab and Appstle℠ Subscriptions App 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 Out Of Stock Alert Restock Lab" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.
