Side-by-side comparison · 24 data points
Grow with SMS Marketing & WhatsApp. Send campaigns, recover abandoned carts & automate alerts.
| Mercuri SMS Marketing WhatsApp | SLOT Scheduling Booking App | |
|---|---|---|
| Tagline | ||
| Description | ||
| Screenshots | images | images |
| Languages | ||
| Platforms | ||
| Developer | ||
| Listed | ||
| Last updated | — | — |
Booking system for appointment scheduling with scheduling calendar like acuity scheduling
| Metric | Mercuri SMS Marketing WhatsApp | SLOT Scheduling Booking App |
|---|---|---|
| Rating | ★ 5.0 ★ | 4.9 ★ |
| Total reviews | 16 | ★ 115 |
| Free plan | Yes | Yes |
| Pricing | Free to install | Free to install |
| Built for Shopify | — | — |
| Pricing tiers | 3 tiers | 3 tiers |
| Listed features | 5 | 5 |
| Languages | 1 supported | 1 supported |
| Listed since | Dec 2023 | May 2020 |
Mercuri SMS Marketing WhatsApp and SLOT Scheduling Booking App are evenly matched on rating (5.0★ vs 4.9★) — the differentiator comes down to pricing fit, feature breadth, and which app's interaction pattern suits your team's workflow.
Pricing entry tiers: Mercuri SMS Marketing WhatsApp at Free to install, SLOT Scheduling Booking App at Free to install. 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.
SLOT Scheduling Booking App has the larger user base (115 reviews vs 16), which usually maps to broader integration coverage, faster bug-fix cadence, and a deeper bench of community workflow patterns. Mercuri SMS Marketing WhatsApp'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 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: Mercuri SMS Marketing WhatsApp audit • SLOT Scheduling Booking App audit
| Keyword | Mercuri SMS Marketing WhatsApp | SLOT Scheduling Booking App |
|---|---|---|
| sms marketing campaigns | #6 | Not ranked |
| booking app | Not ranked | #11 |
| appointment booking app | Not ranked | #11 |
| event booking | Not ranked | #19 |
| #62 | Not ranked |
No tracked changes.
Both Mercuri SMS Marketing WhatsApp and SLOT Scheduling Booking App offer paid plans only. Mercuri SMS Marketing WhatsApp starts at Free to install; SLOT Scheduling Booking App starts at Free to install. Compare the per-tier features in the Pricing section above before committing.
Mercuri SMS Marketing WhatsApp (5.0★, 16 reviews) and SLOT Scheduling Booking App (4.9★, 115 reviews) are essentially tied on rating. Look at review velocity and individual reviewer quotes — both visible on each app's detail page — to differentiate.
Mercuri SMS Marketing WhatsApp holds the higher average rating (5.0★ vs 4.9★). 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. SLOT Scheduling Booking App has the deeper published review base (115 vs 16), 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.
Mercuri SMS Marketing WhatsApp typically suits early-stage and growth-mode teams based on its published review base (16 reviews). SLOT Scheduling Booking App typically suits early-stage and growth-mode teams based on its published review base (115 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. Mercuri SMS Marketing WhatsApp and SLOT Scheduling Booking 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 Mercuri SMS Marketing WhatsApp" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.
