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1. Listing metadata
Field-level data| BOB | Kolz Winback | |
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| Tagline | ||
| Description | ||
| Screenshots | images | images |
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| Developer | ||
| Listed | ||
| Last updated | — | — |
| BOB | Kolz Winback | |
|---|---|---|
| Tagline | ||
| Description | ||
| Screenshots | images | images |
| Languages | ||
| Platforms | ||
| Developer | ||
| Listed | ||
| Last updated | — | — |
AI calls your abandoned-checkout shoppers, offers an expiring code, and transfers hot buyers to you.
| Metric | BOB: WhatsApp Marketing + AI | Kolz Winback: AI Cart Calls |
|---|---|---|
| Rating | 5.0 ★ | 5.0 ★ |
| Total reviews | ★ 81 | 1 |
| Free plan | Yes | Yes |
| Pricing | Free trial available | Free plan available |
| Built for Shopify | — | — |
| Pricing tiers | 1 tier | ★ 4 tiers |
| Listed features | 5 | 5 |
| Languages | 1 supported | 1 supported |
| Listed since | Oct 2023 | Oct 2025 |
BOB: WhatsApp Marketing + AI and Kolz Winback: AI Cart Calls 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: BOB: WhatsApp Marketing + AI at Free trial available, Kolz Winback: AI Cart Calls 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: BOB: WhatsApp Marketing + AI audit • Kolz Winback: AI Cart Calls audit
| Keyword | BOB | Kolz Winback |
|---|---|---|
| whatsapp marketing | #13 | Not ranked |
| customer support tool | #17 | Not ranked |
| abandoned cart recovery | #23 | Not ranked |
No tracked changes.
Both BOB: WhatsApp Marketing + AI and Kolz Winback: AI Cart Calls offer paid plans only. BOB: WhatsApp Marketing + AI starts at Free trial available; Kolz Winback: AI Cart Calls starts at Free plan available. Compare the per-tier features in the Pricing section above before committing.
BOB: WhatsApp Marketing + AI (5.0★, 81 reviews) and Kolz Winback: AI Cart Calls (5.0★, 1 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★. BOB: WhatsApp Marketing + AI does carry the larger published review base (81 vs 1). Read both apps' detail pages for the feature breakdown and recent listing changes.
Both apps are one-click installs from the Shopify App Store. BOB: WhatsApp Marketing + AI has the deeper published review base (81 vs 1), 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.
BOB: WhatsApp Marketing + AI typically suits early-stage and growth-mode teams based on its published review base (81 reviews). Kolz Winback: AI Cart Calls typically suits early-stage and growth-mode teams based on its published review base (1 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. BOB: WhatsApp Marketing + AI and Kolz Winback: AI Cart Calls 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 Kolz Winback: AI Cart Calls" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.
